About the Execution of ITS-Tools for CANInsertWithFailure-PT-060
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | ? ? ? 1 ? ? ? ? ? ? ? ? ? ? ? ? | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r030-smll-174853813700301.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is CANInsertWithFailure-PT-060, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r030-smll-174853813700301
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 23M
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.4K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 22M May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-00
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-01
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-02
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-03
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-04
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-05
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-06
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-07
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-08
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-09
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-10
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-11
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-12
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-13
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-14
FORMULA_NAME CANInsertWithFailure-PT-060-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748810566684
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANInsertWithFailure-PT-060
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-01 20:42:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 20:42:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 20:42:49] [INFO ] Load time of PNML (sax parser for PT used): 1148 ms
[2025-06-01 20:42:49] [INFO ] Transformed 7924 places.
[2025-06-01 20:42:49] [INFO ] Transformed 21960 transitions.
[2025-06-01 20:42:50] [INFO ] Parsed PT model containing 7924 places and 21960 transitions and 58800 arcs in 1406 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 18 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 21960 rows 7924 cols
[2025-06-01 20:42:54] [INFO ] Computed 63 invariants in 4233 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
RANDOM walk for 10000 steps (7 resets) in 261 ms. (38 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 359 ms. (444 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
[2025-06-01 20:42:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:42:57] [INFO ] [Real]Absence check using 61 positive place invariants in 296 ms returned sat
[2025-06-01 20:42:57] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 100 ms returned sat
[2025-06-01 20:43:00] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:854)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:02] [INFO ] [Real]Absence check using 61 positive place invariants in 280 ms returned sat
[2025-06-01 20:43:02] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 87 ms returned sat
[2025-06-01 20:43:05] [INFO ] [Real]Absence check using state equation in 3189 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:06] [INFO ] [Real]Absence check using 61 positive place invariants in 264 ms returned sat
[2025-06-01 20:43:07] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 85 ms returned sat
[2025-06-01 20:43:10] [INFO ] [Real]Absence check using state equation in 3379 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:12] [INFO ] [Real]Absence check using 61 positive place invariants in 281 ms returned sat
[2025-06-01 20:43:12] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 87 ms returned sat
[2025-06-01 20:43:15] [INFO ] [Real]Absence check using state equation in 3371 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:17] [INFO ] [Real]Absence check using 61 positive place invariants in 279 ms returned sat
[2025-06-01 20:43:17] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 89 ms returned sat
[2025-06-01 20:43:20] [INFO ] [Real]Absence check using state equation in 3366 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:22] [INFO ] [Real]Absence check using 61 positive place invariants in 261 ms returned sat
[2025-06-01 20:43:22] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 88 ms returned sat
[2025-06-01 20:43:25] [INFO ] [Real]Absence check using state equation in 3360 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:27] [INFO ] [Real]Absence check using 61 positive place invariants in 265 ms returned sat
[2025-06-01 20:43:27] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 89 ms returned sat
[2025-06-01 20:43:30] [INFO ] [Real]Absence check using state equation in 3359 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:32] [INFO ] [Real]Absence check using 61 positive place invariants in 265 ms returned sat
[2025-06-01 20:43:32] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 89 ms returned sat
[2025-06-01 20:43:35] [INFO ] [Real]Absence check using state equation in 3357 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:37] [INFO ] [Real]Absence check using 61 positive place invariants in 265 ms returned sat
[2025-06-01 20:43:37] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 90 ms returned sat
[2025-06-01 20:43:40] [INFO ] [Real]Absence check using state equation in 3366 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:42] [INFO ] [Real]Absence check using 61 positive place invariants in 268 ms returned sat
[2025-06-01 20:43:42] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 90 ms returned sat
[2025-06-01 20:43:45] [INFO ] [Real]Absence check using state equation in 3370 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:47] [INFO ] [Real]Absence check using 61 positive place invariants in 264 ms returned sat
[2025-06-01 20:43:47] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 93 ms returned sat
[2025-06-01 20:43:50] [INFO ] [Real]Absence check using state equation in 3320 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:52] [INFO ] [Real]Absence check using 61 positive place invariants in 268 ms returned sat
[2025-06-01 20:43:52] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 90 ms returned sat
[2025-06-01 20:43:55] [INFO ] [Real]Absence check using state equation in 3363 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:43:57] [INFO ] [Real]Absence check using 61 positive place invariants in 247 ms returned sat
[2025-06-01 20:43:57] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 86 ms returned sat
[2025-06-01 20:44:00] [INFO ] [Real]Absence check using state equation in 3386 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:44:02] [INFO ] [Real]Absence check using 61 positive place invariants in 239 ms returned sat
[2025-06-01 20:44:02] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 84 ms returned sat
[2025-06-01 20:44:05] [INFO ] [Real]Absence check using state equation in 3444 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:44:07] [INFO ] [Real]Absence check using 61 positive place invariants in 236 ms returned sat
[2025-06-01 20:44:07] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 84 ms returned sat
[2025-06-01 20:44:10] [INFO ] [Real]Absence check using state equation in 3463 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:44:12] [INFO ] [Real]Absence check using 61 positive place invariants in 267 ms returned sat
[2025-06-01 20:44:12] [INFO ] [Real]Absence check using 61 positive and 2 generalized place invariants in 95 ms returned sat
[2025-06-01 20:44:15] [INFO ] [Real]Absence check using state equation in 3342 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
Support contains 16 out of 7924 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 7924/7924 places, 21960/21960 transitions.
Graph (complete) has 29701 edges and 7924 vertex of which 7923 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.47 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 419 transitions
Trivial Post-agglo rules discarded 419 transitions
Performed 419 trivial Post agglomeration. Transition count delta: 419
Iterating post reduction 0 with 419 rules applied. Total rules applied 420 place count 7923 transition count 21541
Reduce places removed 419 places and 0 transitions.
Iterating post reduction 1 with 419 rules applied. Total rules applied 839 place count 7504 transition count 21541
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 839 place count 7504 transition count 21540
Deduced a syphon composed of 1 places in 15 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 841 place count 7503 transition count 21540
Performed 3532 Post agglomeration using F-continuation condition.Transition count delta: 3532
Deduced a syphon composed of 3532 places in 30 ms
Reduce places removed 3532 places and 0 transitions.
Iterating global reduction 2 with 7064 rules applied. Total rules applied 7905 place count 3971 transition count 18008
Drop transitions (Redundant composition of simpler transitions.) removed 3415 transitions
Redundant transition composition rules discarded 3415 transitions
Iterating global reduction 2 with 3415 rules applied. Total rules applied 11320 place count 3971 transition count 14593
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 11321 place count 3971 transition count 14592
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 11322 place count 3970 transition count 14592
Partial Free-agglomeration rule applied 3654 times.
Drop transitions (Partial Free agglomeration) removed 3654 transitions
Iterating global reduction 3 with 3654 rules applied. Total rules applied 14976 place count 3970 transition count 14592
Partial Free-agglomeration rule applied 60 times.
Drop transitions (Partial Free agglomeration) removed 60 transitions
Iterating global reduction 3 with 60 rules applied. Total rules applied 15036 place count 3970 transition count 14592
Applied a total of 15036 rules in 10402 ms. Remains 3970 /7924 variables (removed 3954) and now considering 14592/21960 (removed 7368) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10423 ms. Remains : 3970/7924 places, 14592/21960 transitions.
// Phase 1: matrix 14592 rows 3970 cols
[2025-06-01 20:44:27] [INFO ] Computed 62 invariants in 935 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
RANDOM walk for 1000000 steps (3620 resets) in 27051 ms. (36 steps per ms)
BEST_FIRST walk for 16000016 steps (750 resets) in 31856 ms. (502 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
[2025-06-01 20:45:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:45:26] [INFO ] [Real]Absence check using 60 positive place invariants in 96 ms returned sat
[2025-06-01 20:45:26] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:45:32] [INFO ] [Real]Absence check using state equation in 5388 ms returned sat
[2025-06-01 20:45:33] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 20:45:37] [INFO ] [Real]Added 14383 Read/Feed constraints in 4123 ms returned sat
[2025-06-01 20:45:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:45:38] [INFO ] [Nat]Absence check using 60 positive place invariants in 103 ms returned sat
[2025-06-01 20:45:38] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:45:44] [INFO ] [Nat]Absence check using state equation in 5800 ms returned sat
[2025-06-01 20:45:48] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3970 ms returned sat
[2025-06-01 20:45:50] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1447 ms.
Minimization took 7798 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:45:59] [INFO ] [Real]Absence check using 60 positive place invariants in 92 ms returned sat
[2025-06-01 20:45:59] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 45 ms returned sat
[2025-06-01 20:46:04] [INFO ] [Real]Absence check using state equation in 5360 ms returned sat
[2025-06-01 20:46:09] [INFO ] [Real]Added 14383 Read/Feed constraints in 4998 ms returned sat
[2025-06-01 20:46:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:46:11] [INFO ] [Nat]Absence check using 60 positive place invariants in 158 ms returned sat
[2025-06-01 20:46:11] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 57 ms returned sat
[2025-06-01 20:46:17] [INFO ] [Nat]Absence check using state equation in 6470 ms returned sat
[2025-06-01 20:46:21] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3474 ms returned sat
[2025-06-01 20:46:23] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1834 ms.
Minimization took 7939 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:46:32] [INFO ] [Real]Absence check using 60 positive place invariants in 92 ms returned sat
[2025-06-01 20:46:32] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 20:46:38] [INFO ] [Real]Absence check using state equation in 5820 ms returned sat
[2025-06-01 20:46:42] [INFO ] [Real]Added 14383 Read/Feed constraints in 3795 ms returned sat
[2025-06-01 20:46:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:46:43] [INFO ] [Nat]Absence check using 60 positive place invariants in 125 ms returned sat
[2025-06-01 20:46:43] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 20:46:49] [INFO ] [Nat]Absence check using state equation in 6091 ms returned sat
[2025-06-01 20:46:53] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3698 ms returned sat
[2025-06-01 20:46:55] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1256 ms.
Minimization took 7870 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:47:04] [INFO ] [Real]Absence check using 60 positive place invariants in 95 ms returned sat
[2025-06-01 20:47:04] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:47:09] [INFO ] [Real]Absence check using state equation in 5567 ms returned sat
[2025-06-01 20:47:13] [INFO ] [Real]Added 14383 Read/Feed constraints in 3192 ms returned sat
[2025-06-01 20:47:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:47:14] [INFO ] [Nat]Absence check using 60 positive place invariants in 106 ms returned sat
[2025-06-01 20:47:14] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 20:47:20] [INFO ] [Nat]Absence check using state equation in 5777 ms returned sat
[2025-06-01 20:47:24] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3651 ms returned sat
[2025-06-01 20:47:25] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1118 ms.
Minimization took 7682 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:47:34] [INFO ] [Real]Absence check using 60 positive place invariants in 139 ms returned sat
[2025-06-01 20:47:34] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 60 ms returned sat
[2025-06-01 20:47:39] [INFO ] [Real]Absence check using state equation in 5311 ms returned sat
[2025-06-01 20:47:43] [INFO ] [Real]Added 14383 Read/Feed constraints in 3559 ms returned sat
[2025-06-01 20:47:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:47:45] [INFO ] [Nat]Absence check using 60 positive place invariants in 146 ms returned sat
[2025-06-01 20:47:45] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 55 ms returned sat
[2025-06-01 20:47:50] [INFO ] [Nat]Absence check using state equation in 5487 ms returned sat
[2025-06-01 20:47:54] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3227 ms returned sat
[2025-06-01 20:47:56] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1165 ms.
Minimization took 7628 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:48:04] [INFO ] [Real]Absence check using 60 positive place invariants in 90 ms returned sat
[2025-06-01 20:48:04] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 20:48:09] [INFO ] [Real]Absence check using state equation in 5118 ms returned sat
[2025-06-01 20:48:13] [INFO ] [Real]Added 14383 Read/Feed constraints in 3988 ms returned sat
[2025-06-01 20:48:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:48:15] [INFO ] [Nat]Absence check using 60 positive place invariants in 103 ms returned sat
[2025-06-01 20:48:15] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 20:48:20] [INFO ] [Nat]Absence check using state equation in 5254 ms returned sat
[2025-06-01 20:48:24] [INFO ] [Nat]Added 14383 Read/Feed constraints in 4238 ms returned sat
[2025-06-01 20:48:26] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1366 ms.
Minimization took 7468 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:48:35] [INFO ] [Real]Absence check using 60 positive place invariants in 140 ms returned sat
[2025-06-01 20:48:35] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 62 ms returned sat
[2025-06-01 20:48:40] [INFO ] [Real]Absence check using state equation in 5208 ms returned sat
[2025-06-01 20:48:44] [INFO ] [Real]Added 14383 Read/Feed constraints in 4174 ms returned sat
[2025-06-01 20:48:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:48:46] [INFO ] [Nat]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 20:48:46] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:48:51] [INFO ] [Nat]Absence check using state equation in 5166 ms returned sat
[2025-06-01 20:48:55] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3371 ms returned sat
[2025-06-01 20:48:56] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1068 ms.
Minimization took 7486 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:49:04] [INFO ] [Real]Absence check using 60 positive place invariants in 89 ms returned sat
[2025-06-01 20:49:04] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 59 ms returned sat
[2025-06-01 20:49:10] [INFO ] [Real]Absence check using state equation in 5436 ms returned sat
[2025-06-01 20:49:14] [INFO ] [Real]Added 14383 Read/Feed constraints in 3881 ms returned sat
[2025-06-01 20:49:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:49:15] [INFO ] [Nat]Absence check using 60 positive place invariants in 102 ms returned sat
[2025-06-01 20:49:15] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:49:21] [INFO ] [Nat]Absence check using state equation in 5475 ms returned sat
[2025-06-01 20:49:24] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3133 ms returned sat
[2025-06-01 20:49:25] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1191 ms.
Minimization took 7515 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:49:34] [INFO ] [Real]Absence check using 60 positive place invariants in 113 ms returned sat
[2025-06-01 20:49:34] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:49:39] [INFO ] [Real]Absence check using state equation in 5535 ms returned sat
[2025-06-01 20:49:44] [INFO ] [Real]Added 14383 Read/Feed constraints in 4357 ms returned sat
[2025-06-01 20:49:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:49:46] [INFO ] [Nat]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 20:49:46] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 20:49:51] [INFO ] [Nat]Absence check using state equation in 5290 ms returned sat
[2025-06-01 20:49:55] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3843 ms returned sat
[2025-06-01 20:49:56] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1210 ms.
Minimization took 7561 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:50:05] [INFO ] [Real]Absence check using 60 positive place invariants in 109 ms returned sat
[2025-06-01 20:50:05] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:50:10] [INFO ] [Real]Absence check using state equation in 5237 ms returned sat
[2025-06-01 20:50:15] [INFO ] [Real]Added 14383 Read/Feed constraints in 4040 ms returned sat
[2025-06-01 20:50:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:50:16] [INFO ] [Nat]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 20:50:16] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 37 ms returned sat
[2025-06-01 20:50:21] [INFO ] [Nat]Absence check using state equation in 5398 ms returned sat
[2025-06-01 20:50:25] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3926 ms returned sat
[2025-06-01 20:50:27] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 977 ms.
Minimization took 6879 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:50:34] [INFO ] [Real]Absence check using 60 positive place invariants in 90 ms returned sat
[2025-06-01 20:50:34] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 20:50:40] [INFO ] [Real]Absence check using state equation in 5171 ms returned sat
[2025-06-01 20:50:44] [INFO ] [Real]Added 14383 Read/Feed constraints in 3729 ms returned sat
[2025-06-01 20:50:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:50:45] [INFO ] [Nat]Absence check using 60 positive place invariants in 104 ms returned sat
[2025-06-01 20:50:45] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:50:50] [INFO ] [Nat]Absence check using state equation in 5201 ms returned sat
[2025-06-01 20:50:54] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3273 ms returned sat
[2025-06-01 20:50:55] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1024 ms.
Minimization took 6959 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:51:03] [INFO ] [Real]Absence check using 60 positive place invariants in 97 ms returned sat
[2025-06-01 20:51:03] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 20:51:08] [INFO ] [Real]Absence check using state equation in 5088 ms returned sat
[2025-06-01 20:51:13] [INFO ] [Real]Added 14383 Read/Feed constraints in 4309 ms returned sat
[2025-06-01 20:51:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:51:14] [INFO ] [Nat]Absence check using 60 positive place invariants in 102 ms returned sat
[2025-06-01 20:51:14] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:51:19] [INFO ] [Nat]Absence check using state equation in 5251 ms returned sat
[2025-06-01 20:51:23] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3548 ms returned sat
[2025-06-01 20:51:25] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1374 ms.
Minimization took 6858 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:51:33] [INFO ] [Real]Absence check using 60 positive place invariants in 88 ms returned sat
[2025-06-01 20:51:33] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 20:51:38] [INFO ] [Real]Absence check using state equation in 5078 ms returned sat
[2025-06-01 20:51:42] [INFO ] [Real]Added 14383 Read/Feed constraints in 3563 ms returned sat
[2025-06-01 20:51:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:51:43] [INFO ] [Nat]Absence check using 60 positive place invariants in 118 ms returned sat
[2025-06-01 20:51:43] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:51:48] [INFO ] [Nat]Absence check using state equation in 5099 ms returned sat
[2025-06-01 20:51:52] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3977 ms returned sat
[2025-06-01 20:51:54] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1174 ms.
Minimization took 6733 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:52:01] [INFO ] [Real]Absence check using 60 positive place invariants in 91 ms returned sat
[2025-06-01 20:52:01] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:52:06] [INFO ] [Real]Absence check using state equation in 5200 ms returned sat
[2025-06-01 20:52:11] [INFO ] [Real]Added 14383 Read/Feed constraints in 3897 ms returned sat
[2025-06-01 20:52:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:52:12] [INFO ] [Nat]Absence check using 60 positive place invariants in 116 ms returned sat
[2025-06-01 20:52:12] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 20:52:17] [INFO ] [Nat]Absence check using state equation in 5223 ms returned sat
[2025-06-01 20:52:20] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3017 ms returned sat
[2025-06-01 20:52:22] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1044 ms.
Minimization took 6986 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:52:29] [INFO ] [Real]Absence check using 60 positive place invariants in 89 ms returned sat
[2025-06-01 20:52:29] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:52:34] [INFO ] [Real]Absence check using state equation in 5046 ms returned sat
[2025-06-01 20:52:39] [INFO ] [Real]Added 14383 Read/Feed constraints in 3860 ms returned sat
[2025-06-01 20:52:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:52:40] [INFO ] [Nat]Absence check using 60 positive place invariants in 143 ms returned sat
[2025-06-01 20:52:40] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:52:45] [INFO ] [Nat]Absence check using state equation in 5294 ms returned sat
[2025-06-01 20:52:48] [INFO ] [Nat]Added 14383 Read/Feed constraints in 2971 ms returned sat
[2025-06-01 20:52:50] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1219 ms.
Minimization took 6840 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:52:57] [INFO ] [Real]Absence check using 60 positive place invariants in 92 ms returned sat
[2025-06-01 20:52:57] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 20:53:02] [INFO ] [Real]Absence check using state equation in 4905 ms returned sat
[2025-06-01 20:53:06] [INFO ] [Real]Added 14383 Read/Feed constraints in 3395 ms returned sat
[2025-06-01 20:53:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:53:07] [INFO ] [Nat]Absence check using 60 positive place invariants in 106 ms returned sat
[2025-06-01 20:53:07] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 20:53:13] [INFO ] [Nat]Absence check using state equation in 5150 ms returned sat
[2025-06-01 20:53:16] [INFO ] [Nat]Added 14383 Read/Feed constraints in 2983 ms returned sat
[2025-06-01 20:53:17] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1062 ms.
Minimization took 7203 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
Support contains 16 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Applied a total of 0 rules in 929 ms. Remains 3970 /3970 variables (removed 0) and now considering 14592/14592 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 930 ms. Remains : 3970/3970 places, 14592/14592 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Applied a total of 0 rules in 1087 ms. Remains 3970 /3970 variables (removed 0) and now considering 14592/14592 (removed 0) transitions.
[2025-06-01 20:53:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:53:40] [INFO ] Implicit Places using invariants in 13690 ms returned []
Implicit Place search using SMT only with invariants took 13695 ms to find 0 implicit places.
Running 14532 sub problems to find dead transitions.
[2025-06-01 20:53:40] [INFO ] Invariant cache hit.
[2025-06-01 20:53:40] [INFO ] State equation strengthened by 14383 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s3581 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3969 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14532 unsolved
SMT process timed out in 55589ms, After SMT, problems are : Problem set: 0 solved, 14532 unsolved
Search for dead transitions found 0 dead transitions in 55727ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70588 ms. Remains : 3970/3970 places, 14592/14592 transitions.
[2025-06-01 20:54:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
RANDOM walk for 1000000 steps (3623 resets) in 25581 ms. (39 steps per ms)
BEST_FIRST walk for 16000016 steps (741 resets) in 33791 ms. (473 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
[2025-06-01 20:55:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:55:36] [INFO ] [Real]Absence check using 60 positive place invariants in 96 ms returned sat
[2025-06-01 20:55:36] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:55:42] [INFO ] [Real]Absence check using state equation in 5874 ms returned sat
[2025-06-01 20:55:43] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 20:55:47] [INFO ] [Real]Added 14383 Read/Feed constraints in 4013 ms returned sat
[2025-06-01 20:55:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:55:48] [INFO ] [Nat]Absence check using 60 positive place invariants in 115 ms returned sat
[2025-06-01 20:55:48] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 46 ms returned sat
[2025-06-01 20:55:54] [INFO ] [Nat]Absence check using state equation in 6129 ms returned sat
[2025-06-01 20:55:58] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3844 ms returned sat
[2025-06-01 20:56:00] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1035 ms.
Minimization took 8604 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:56:09] [INFO ] [Real]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 20:56:09] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 20:56:15] [INFO ] [Real]Absence check using state equation in 6067 ms returned sat
[2025-06-01 20:56:20] [INFO ] [Real]Added 14383 Read/Feed constraints in 4998 ms returned sat
[2025-06-01 20:56:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:56:22] [INFO ] [Nat]Absence check using 60 positive place invariants in 110 ms returned sat
[2025-06-01 20:56:22] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:56:28] [INFO ] [Nat]Absence check using state equation in 6034 ms returned sat
[2025-06-01 20:56:31] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3510 ms returned sat
[2025-06-01 20:56:33] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1056 ms.
Minimization took 8279 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:56:42] [INFO ] [Real]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 20:56:42] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 20:56:47] [INFO ] [Real]Absence check using state equation in 5625 ms returned sat
[2025-06-01 20:56:51] [INFO ] [Real]Added 14383 Read/Feed constraints in 3668 ms returned sat
[2025-06-01 20:56:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:56:53] [INFO ] [Nat]Absence check using 60 positive place invariants in 107 ms returned sat
[2025-06-01 20:56:53] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 20:56:58] [INFO ] [Nat]Absence check using state equation in 5362 ms returned sat
[2025-06-01 20:57:02] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3428 ms returned sat
[2025-06-01 20:57:04] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1381 ms.
Minimization took 8100 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:57:12] [INFO ] [Real]Absence check using 60 positive place invariants in 91 ms returned sat
[2025-06-01 20:57:13] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 20:57:18] [INFO ] [Real]Absence check using state equation in 5349 ms returned sat
[2025-06-01 20:57:21] [INFO ] [Real]Added 14383 Read/Feed constraints in 2950 ms returned sat
[2025-06-01 20:57:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:57:22] [INFO ] [Nat]Absence check using 60 positive place invariants in 105 ms returned sat
[2025-06-01 20:57:22] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:57:28] [INFO ] [Nat]Absence check using state equation in 5653 ms returned sat
[2025-06-01 20:57:32] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3809 ms returned sat
[2025-06-01 20:57:33] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1056 ms.
Minimization took 8286 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:57:42] [INFO ] [Real]Absence check using 60 positive place invariants in 91 ms returned sat
[2025-06-01 20:57:42] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:57:48] [INFO ] [Real]Absence check using state equation in 5441 ms returned sat
[2025-06-01 20:57:52] [INFO ] [Real]Added 14383 Read/Feed constraints in 3539 ms returned sat
[2025-06-01 20:57:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:57:53] [INFO ] [Nat]Absence check using 60 positive place invariants in 147 ms returned sat
[2025-06-01 20:57:53] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 56 ms returned sat
[2025-06-01 20:57:59] [INFO ] [Nat]Absence check using state equation in 5531 ms returned sat
[2025-06-01 20:58:02] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3359 ms returned sat
[2025-06-01 20:58:04] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1070 ms.
Minimization took 8434 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:58:13] [INFO ] [Real]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 20:58:13] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 20:58:19] [INFO ] [Real]Absence check using state equation in 5688 ms returned sat
[2025-06-01 20:58:23] [INFO ] [Real]Added 14383 Read/Feed constraints in 4118 ms returned sat
[2025-06-01 20:58:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:58:25] [INFO ] [Nat]Absence check using 60 positive place invariants in 105 ms returned sat
[2025-06-01 20:58:25] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 20:58:31] [INFO ] [Nat]Absence check using state equation in 6328 ms returned sat
[2025-06-01 20:58:36] [INFO ] [Nat]Added 14383 Read/Feed constraints in 4458 ms returned sat
[2025-06-01 20:58:37] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1155 ms.
Minimization took 8370 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:58:46] [INFO ] [Real]Absence check using 60 positive place invariants in 96 ms returned sat
[2025-06-01 20:58:46] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 20:58:52] [INFO ] [Real]Absence check using state equation in 5390 ms returned sat
[2025-06-01 20:58:56] [INFO ] [Real]Added 14383 Read/Feed constraints in 4067 ms returned sat
[2025-06-01 20:58:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:58:57] [INFO ] [Nat]Absence check using 60 positive place invariants in 106 ms returned sat
[2025-06-01 20:58:57] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 20:59:03] [INFO ] [Nat]Absence check using state equation in 5500 ms returned sat
[2025-06-01 20:59:07] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3613 ms returned sat
[2025-06-01 20:59:08] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1060 ms.
Minimization took 8378 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:59:17] [INFO ] [Real]Absence check using 60 positive place invariants in 91 ms returned sat
[2025-06-01 20:59:17] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 20:59:23] [INFO ] [Real]Absence check using state equation in 5595 ms returned sat
[2025-06-01 20:59:28] [INFO ] [Real]Added 14383 Read/Feed constraints in 4105 ms returned sat
[2025-06-01 20:59:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:59:29] [INFO ] [Nat]Absence check using 60 positive place invariants in 110 ms returned sat
[2025-06-01 20:59:29] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 20:59:35] [INFO ] [Nat]Absence check using state equation in 6514 ms returned sat
[2025-06-01 20:59:39] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3378 ms returned sat
[2025-06-01 20:59:41] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1200 ms.
Minimization took 8331 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 20:59:50] [INFO ] [Real]Absence check using 60 positive place invariants in 94 ms returned sat
[2025-06-01 20:59:50] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 20:59:56] [INFO ] [Real]Absence check using state equation in 6354 ms returned sat
[2025-06-01 21:00:02] [INFO ] [Real]Added 14383 Read/Feed constraints in 4835 ms returned sat
[2025-06-01 21:00:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:00:03] [INFO ] [Nat]Absence check using 60 positive place invariants in 108 ms returned sat
[2025-06-01 21:00:03] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 21:00:09] [INFO ] [Nat]Absence check using state equation in 6047 ms returned sat
[2025-06-01 21:00:13] [INFO ] [Nat]Added 14383 Read/Feed constraints in 4057 ms returned sat
[2025-06-01 21:00:15] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1397 ms.
Minimization took 8571 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:00:24] [INFO ] [Real]Absence check using 60 positive place invariants in 95 ms returned sat
[2025-06-01 21:00:24] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 21:00:30] [INFO ] [Real]Absence check using state equation in 5733 ms returned sat
[2025-06-01 21:00:35] [INFO ] [Real]Added 14383 Read/Feed constraints in 4649 ms returned sat
[2025-06-01 21:00:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:00:37] [INFO ] [Nat]Absence check using 60 positive place invariants in 113 ms returned sat
[2025-06-01 21:00:37] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 21:00:45] [INFO ] [Nat]Absence check using state equation in 7656 ms returned sat
[2025-06-01 21:00:49] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3944 ms returned sat
[2025-06-01 21:00:50] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1097 ms.
Minimization took 8981 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:01:00] [INFO ] [Real]Absence check using 60 positive place invariants in 97 ms returned sat
[2025-06-01 21:01:00] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 45 ms returned sat
[2025-06-01 21:01:06] [INFO ] [Real]Absence check using state equation in 5514 ms returned sat
[2025-06-01 21:01:10] [INFO ] [Real]Added 14383 Read/Feed constraints in 4012 ms returned sat
[2025-06-01 21:01:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:01:11] [INFO ] [Nat]Absence check using 60 positive place invariants in 112 ms returned sat
[2025-06-01 21:01:11] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 21:01:17] [INFO ] [Nat]Absence check using state equation in 5899 ms returned sat
[2025-06-01 21:01:21] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3759 ms returned sat
[2025-06-01 21:01:23] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1117 ms.
Minimization took 8600 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:01:32] [INFO ] [Real]Absence check using 60 positive place invariants in 98 ms returned sat
[2025-06-01 21:01:32] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 45 ms returned sat
[2025-06-01 21:01:38] [INFO ] [Real]Absence check using state equation in 5840 ms returned sat
[2025-06-01 21:01:43] [INFO ] [Real]Added 14383 Read/Feed constraints in 4551 ms returned sat
[2025-06-01 21:01:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:01:44] [INFO ] [Nat]Absence check using 60 positive place invariants in 105 ms returned sat
[2025-06-01 21:01:44] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 21:01:49] [INFO ] [Nat]Absence check using state equation in 5499 ms returned sat
[2025-06-01 21:01:53] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3695 ms returned sat
[2025-06-01 21:01:55] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1045 ms.
Minimization took 8338 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:02:04] [INFO ] [Real]Absence check using 60 positive place invariants in 100 ms returned sat
[2025-06-01 21:02:04] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 45 ms returned sat
[2025-06-01 21:02:10] [INFO ] [Real]Absence check using state equation in 5692 ms returned sat
[2025-06-01 21:02:13] [INFO ] [Real]Added 14383 Read/Feed constraints in 3464 ms returned sat
[2025-06-01 21:02:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:02:15] [INFO ] [Nat]Absence check using 60 positive place invariants in 106 ms returned sat
[2025-06-01 21:02:15] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 21:02:21] [INFO ] [Nat]Absence check using state equation in 5954 ms returned sat
[2025-06-01 21:02:25] [INFO ] [Nat]Added 14383 Read/Feed constraints in 4123 ms returned sat
[2025-06-01 21:02:26] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1024 ms.
Minimization took 8412 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:02:35] [INFO ] [Real]Absence check using 60 positive place invariants in 92 ms returned sat
[2025-06-01 21:02:36] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 21:02:41] [INFO ] [Real]Absence check using state equation in 5396 ms returned sat
[2025-06-01 21:02:46] [INFO ] [Real]Added 14383 Read/Feed constraints in 4194 ms returned sat
[2025-06-01 21:02:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:02:47] [INFO ] [Nat]Absence check using 60 positive place invariants in 106 ms returned sat
[2025-06-01 21:02:47] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 21:02:52] [INFO ] [Nat]Absence check using state equation in 5476 ms returned sat
[2025-06-01 21:02:56] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3293 ms returned sat
[2025-06-01 21:02:57] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1223 ms.
Minimization took 8195 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:03:06] [INFO ] [Real]Absence check using 60 positive place invariants in 90 ms returned sat
[2025-06-01 21:03:06] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 21:03:12] [INFO ] [Real]Absence check using state equation in 5971 ms returned sat
[2025-06-01 21:03:17] [INFO ] [Real]Added 14383 Read/Feed constraints in 3896 ms returned sat
[2025-06-01 21:03:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:03:18] [INFO ] [Nat]Absence check using 60 positive place invariants in 126 ms returned sat
[2025-06-01 21:03:18] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 21:03:23] [INFO ] [Nat]Absence check using state equation in 5502 ms returned sat
[2025-06-01 21:03:26] [INFO ] [Nat]Added 14383 Read/Feed constraints in 3081 ms returned sat
[2025-06-01 21:03:28] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1162 ms.
Minimization took 8204 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:03:37] [INFO ] [Real]Absence check using 60 positive place invariants in 91 ms returned sat
[2025-06-01 21:03:37] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 21:03:42] [INFO ] [Real]Absence check using state equation in 5100 ms returned sat
[2025-06-01 21:03:46] [INFO ] [Real]Added 14383 Read/Feed constraints in 3510 ms returned sat
[2025-06-01 21:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:03:47] [INFO ] [Nat]Absence check using 60 positive place invariants in 102 ms returned sat
[2025-06-01 21:03:47] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 21:03:53] [INFO ] [Nat]Absence check using state equation in 5257 ms returned sat
[2025-06-01 21:03:56] [INFO ] [Nat]Added 14383 Read/Feed constraints in 2994 ms returned sat
[2025-06-01 21:03:57] [INFO ] Computed and/alt/rep : 10638/28259/10638 causal constraints (skipped 3894 transitions) in 1219 ms.
Minimization took 8257 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
Support contains 16 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Applied a total of 0 rules in 895 ms. Remains 3970 /3970 variables (removed 0) and now considering 14592/14592 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 895 ms. Remains : 3970/3970 places, 14592/14592 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Applied a total of 0 rules in 886 ms. Remains 3970 /3970 variables (removed 0) and now considering 14592/14592 (removed 0) transitions.
[2025-06-01 21:04:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:04:19] [INFO ] Implicit Places using invariants in 11698 ms returned []
Implicit Place search using SMT only with invariants took 11702 ms to find 0 implicit places.
Running 14532 sub problems to find dead transitions.
[2025-06-01 21:04:19] [INFO ] Invariant cache hit.
[2025-06-01 21:04:19] [INFO ] State equation strengthened by 14383 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3969 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14532 unsolved
SMT process timed out in 52253ms, After SMT, problems are : Problem set: 0 solved, 14532 unsolved
Search for dead transitions found 0 dead transitions in 52285ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64909 ms. Remains : 3970/3970 places, 14592/14592 transitions.
RANDOM walk for 40000 steps (143 resets) in 3789 ms. (10 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 32/32 properties
[2025-06-01 21:05:14] [INFO ] Flatten gal took : 1639 ms
[2025-06-01 21:05:15] [INFO ] Flatten gal took : 446 ms
[2025-06-01 21:05:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2025729078566079084.gal : 197 ms
[2025-06-01 21:05:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16914483553577055865.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2025729078566079084.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16914483553577055865.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Interrupted probabilistic random walk after 37033 steps, run timeout after 3001 ms. (steps per millisecond=12 ) properties seen :0 out of 32
Probabilistic random walk after 37033 steps, saw 27792 distinct states, run finished after 3009 ms. (steps per millisecond=12 ) properties seen :0
[2025-06-01 21:05:16] [INFO ] Invariant cache hit.
[2025-06-01 21:05:16] [INFO ] State equation strengthened by 14383 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (OVERLAPS) 3832/3848 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:05:17] [INFO ] Deduced a trap composed of 2 places in 168 ms of which 15 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
Problem MAX5 is UNSAT
Problem MAX6 is UNSAT
Loading property file /tmp/ReachabilityCardinality16914483553577055865.prop.
Problem MAX7 is UNSAT
Problem MAX8 is UNSAT
Problem MAX9 is UNSAT
Problem MAX10 is UNSAT
Problem MAX11 is UNSAT
Problem MAX12 is UNSAT
Problem MAX13 is UNSAT
Problem MAX14 is UNSAT
Problem MAX15 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/3848 variables, 1/2 constraints. Problems are: Problem set: 16 solved, 16 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3848/18562 variables, and 2 constraints, problems are : Problem set: 16 solved, 16 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 1/60 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/3970 constraints, ReadFeed: 0/14383 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 16 solved, 16 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 16 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 3832/3848 variables, 1/1 constraints. Problems are: Problem set: 16 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3848 variables, 1/2 constraints. Problems are: Problem set: 16 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3848 variables, 0/2 constraints. Problems are: Problem set: 16 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 118/3966 variables, 59/61 constraints. Problems are: Problem set: 16 solved, 16 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3966/18562 variables, and 61 constraints, problems are : Problem set: 16 solved, 16 unsolved in 5014 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/3970 constraints, ReadFeed: 0/14383 constraints, PredecessorRefiner: 0/32 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10225ms problems are : Problem set: 16 solved, 16 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Applied a total of 0 rules in 905 ms. Remains 3970 /3970 variables (removed 0) and now considering 14592/14592 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 910 ms. Remains : 3970/3970 places, 14592/14592 transitions.
RANDOM walk for 40000 steps (145 resets) in 1783 ms. (22 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 42268 steps, run timeout after 3001 ms. (steps per millisecond=14 ) properties seen :0 out of 16
Probabilistic random walk after 42268 steps, saw 28688 distinct states, run finished after 3001 ms. (steps per millisecond=14 ) properties seen :0
[2025-06-01 21:05:31] [INFO ] Invariant cache hit.
[2025-06-01 21:05:31] [INFO ] State equation strengthened by 14383 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 3832/3848 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:05:32] [INFO ] Deduced a trap composed of 2 places in 129 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3848 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3848 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 118/3966 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3966 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 2/3968 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:05:56] [INFO ] Deduced a trap composed of 64 places in 10047 ms of which 496 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:06:04] [INFO ] Deduced a trap composed of 65 places in 7807 ms of which 612 ms to minimize.
Detected timeout of ITS tools.
[2025-06-01 21:06:06] [INFO ] Flatten gal took : 606 ms
[2025-06-01 21:06:06] [INFO ] Applying decomposition
[2025-06-01 21:06:06] [INFO ] Flatten gal took : 417 ms
At refinement iteration 7 (INCLUDED_ONLY) 0/3968 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10633215039674650753.txt' '-o' '/tmp/graph10633215039674650753.bin' '-w' '/tmp/graph10633215039674650753.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10633215039674650753.bin' '-l' '-1' '-v' '-w' '/tmp/graph10633215039674650753.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:06:08] [INFO ] Decomposing Gal with order
[2025-06-01 21:06:08] [INFO ] Rewriting arrays to variables to allow decomposition.
At refinement iteration 8 (INCLUDED_ONLY) 0/3968 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 16 unsolved
[2025-06-01 21:06:11] [INFO ] Removed a total of 11015 redundant transitions.
[2025-06-01 21:06:11] [INFO ] Flatten gal took : 2698 ms
[2025-06-01 21:06:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 12670 labels/synchronizations in 1649 ms.
[2025-06-01 21:06:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10305810679453395614.gal : 151 ms
[2025-06-01 21:06:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8334277002224101448.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10305810679453395614.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8334277002224101448.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
At refinement iteration 9 (OVERLAPS) 14592/18560 variables, 3968/4033 constraints. Problems are: Problem set: 0 solved, 16 unsolved
SMT process timed out in 45257ms, After SMT, problems are : Problem set: 0 solved, 16 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Applied a total of 0 rules in 949 ms. Remains 3970 /3970 variables (removed 0) and now considering 14592/14592 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 949 ms. Remains : 3970/3970 places, 14592/14592 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Loading property file /tmp/ReachabilityCardinality8334277002224101448.prop.
Applied a total of 0 rules in 947 ms. Remains 3970 /3970 variables (removed 0) and now considering 14592/14592 (removed 0) transitions.
[2025-06-01 21:06:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 221
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :221 after 221
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :221 after 221
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :221 after 221
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :221 after 221
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :221 after 221
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :221 after 221
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :221 after 222
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :222 after 222
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :222 after 222
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :222 after 222
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :222 after 222
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :222 after 222
[2025-06-01 21:06:30] [INFO ] Implicit Places using invariants in 11799 ms returned []
Implicit Place search using SMT only with invariants took 11800 ms to find 0 implicit places.
Running 14532 sub problems to find dead transitions.
[2025-06-01 21:06:30] [INFO ] Invariant cache hit.
[2025-06-01 21:06:30] [INFO ] State equation strengthened by 14383 read => feed constraints.
SDD proceeding with computation,16 properties remain. new max is 32768
SDD size :222 after 29889
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/3969 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14532 unsolved
SMT process timed out in 54632ms, After SMT, problems are : Problem set: 0 solved, 14532 unsolved
Search for dead transitions found 0 dead transitions in 54698ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67495 ms. Remains : 3970/3970 places, 14592/14592 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60]
Starting property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
[2025-06-01 21:07:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (36 resets) in 253 ms. (39 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 20 ms. (476 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:07:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 21:07:26] [INFO ] [Real]Absence check using 60 positive place invariants in 98 ms returned sat
[2025-06-01 21:07:26] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 21:07:28] [INFO ] [Real]Absence check using state equation in 2679 ms returned sat
[2025-06-01 21:07:29] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 21:07:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 3963 transition count 14585
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 22 place count 3963 transition count 14585
Applied a total of 22 rules in 2267 ms. Remains 3963 /3970 variables (removed 7) and now considering 14585/14592 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2268 ms. Remains : 3963/3970 places, 14585/14592 transitions.
// Phase 1: matrix 14585 rows 3963 cols
[2025-06-01 21:07:33] [INFO ] Computed 62 invariants in 774 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[60]
RANDOM walk for 1000000 steps (3630 resets) in 24050 ms. (41 steps per ms)
BEST_FIRST walk for 1000001 steps (46 resets) in 1981 ms. (504 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:07:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:08:00] [INFO ] [Real]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 21:08:00] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 21:08:06] [INFO ] [Real]Absence check using state equation in 5838 ms returned sat
[2025-06-01 21:08:06] [INFO ] State equation strengthened by 14403 read => feed constraints.
[2025-06-01 21:08:10] [INFO ] [Real]Added 14403 Read/Feed constraints in 3370 ms returned sat
[2025-06-01 21:08:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:08:11] [INFO ] [Nat]Absence check using 60 positive place invariants in 108 ms returned sat
[2025-06-01 21:08:11] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 39 ms returned sat
[2025-06-01 21:08:17] [INFO ] [Nat]Absence check using state equation in 5970 ms returned sat
[2025-06-01 21:08:21] [INFO ] [Nat]Added 14403 Read/Feed constraints in 3707 ms returned sat
[2025-06-01 21:08:22] [INFO ] Computed and/alt/rep : 10631/28284/10631 causal constraints (skipped 3894 transitions) in 1223 ms.
Minimization took 8591 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 1060 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1060 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 939 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
[2025-06-01 21:08:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:08:46] [INFO ] Implicit Places using invariants in 13115 ms returned []
Implicit Place search using SMT only with invariants took 13116 ms to find 0 implicit places.
Running 14525 sub problems to find dead transitions.
[2025-06-01 21:08:46] [INFO ] Invariant cache hit.
[2025-06-01 21:08:46] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3962 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14525 unsolved
SMT process timed out in 51912ms, After SMT, problems are : Problem set: 0 solved, 14525 unsolved
Search for dead transitions found 0 dead transitions in 51948ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66039 ms. Remains : 3963/3963 places, 14585/14585 transitions.
RANDOM walk for 40000 steps (144 resets) in 1793 ms. (22 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 165 ms. (240 steps per ms) remains 2/2 properties
[2025-06-01 21:09:39] [INFO ] Flatten gal took : 577 ms
[2025-06-01 21:09:39] [INFO ] Flatten gal took : 411 ms
[2025-06-01 21:09:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6782234399451335227.gal : 63 ms
[2025-06-01 21:09:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4852495872303300493.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6782234399451335227.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4852495872303300493.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Interrupted probabilistic random walk after 49209 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :0 out of 2
Probabilistic random walk after 49209 steps, saw 28937 distinct states, run finished after 3001 ms. (steps per millisecond=16 ) properties seen :0
[2025-06-01 21:09:42] [INFO ] Invariant cache hit.
[2025-06-01 21:09:42] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality4852495872303300493.prop.
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:09:43] [INFO ] Deduced a trap composed of 2 places in 129 ms of which 6 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:09:43] [INFO ] Deduced a trap composed of 2 places in 123 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:09:52] [INFO ] Deduced a trap composed of 64 places in 8549 ms of which 547 ms to minimize.
SMT process timed out in 10435ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 1010 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1011 ms. Remains : 3963/3963 places, 14585/14585 transitions.
RANDOM walk for 40000 steps (145 resets) in 1637 ms. (24 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 54118 steps, run timeout after 3001 ms. (steps per millisecond=18 ) properties seen :0 out of 1
Probabilistic random walk after 54118 steps, saw 29513 distinct states, run finished after 3001 ms. (steps per millisecond=18 ) properties seen :0
[2025-06-01 21:09:57] [INFO ] Invariant cache hit.
[2025-06-01 21:09:57] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:09:58] [INFO ] Deduced a trap composed of 2 places in 125 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:10:07] [INFO ] Deduced a trap composed of 64 places in 8800 ms of which 569 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:10:16] [INFO ] Deduced a trap composed of 65 places in 8380 ms of which 571 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3961 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3961 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 14585/18546 variables, 3961/4026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18546/18548 variables, and 18429 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31304 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3961/3963 constraints, ReadFeed: 14403/14403 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3961 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2025-06-01 21:10:30] [INFO ] Flatten gal took : 394 ms
[2025-06-01 21:10:30] [INFO ] Applying decomposition
[2025-06-01 21:10:30] [INFO ] Flatten gal took : 372 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph15923256025645976233.txt' '-o' '/tmp/graph15923256025645976233.bin' '-w' '/tmp/graph15923256025645976233.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15923256025645976233.bin' '-l' '-1' '-v' '-w' '/tmp/graph15923256025645976233.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:10:31] [INFO ] Decomposing Gal with order
[2025-06-01 21:10:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 21:10:33] [INFO ] Removed a total of 11044 redundant transitions.
[2025-06-01 21:10:33] [INFO ] Flatten gal took : 1715 ms
[2025-06-01 21:10:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 13988 labels/synchronizations in 1624 ms.
[2025-06-01 21:10:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17638420638832725134.gal : 107 ms
[2025-06-01 21:10:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1248869836471795343.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17638420638832725134.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1248869836471795343.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
[2025-06-01 21:10:38] [INFO ] Deduced a trap composed of 64 places in 8411 ms of which 544 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality1248869836471795343.prop.
[2025-06-01 21:10:47] [INFO ] Deduced a trap composed of 65 places in 8930 ms of which 639 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/3961 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3961 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 118
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :118 after 118
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :118 after 118
At refinement iteration 10 (OVERLAPS) 14585/18546 variables, 3961/4028 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :118 after 18475
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18546/18548 variables, and 18431 constraints, problems are : Problem set: 0 solved, 1 unsolved in 34961 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3961/3963 constraints, ReadFeed: 14403/14403 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66329ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 202 ms.
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 965 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 965 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 912 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
[2025-06-01 21:11:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:11:15] [INFO ] Implicit Places using invariants in 10118 ms returned []
Implicit Place search using SMT only with invariants took 10138 ms to find 0 implicit places.
Running 14525 sub problems to find dead transitions.
[2025-06-01 21:11:15] [INFO ] Invariant cache hit.
[2025-06-01 21:11:16] [INFO ] State equation strengthened by 14403 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :18475 after 49958
Detected timeout of ITS tools.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3962 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14525 unsolved
SMT process timed out in 54094ms, After SMT, problems are : Problem set: 0 solved, 14525 unsolved
Search for dead transitions found 0 dead transitions in 54122ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65207 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[60]
Ending property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-00 in 284993 ms.
Starting property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
// Phase 1: matrix 14592 rows 3970 cols
[2025-06-01 21:12:10] [INFO ] Computed 62 invariants in 841 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (36 resets) in 374 ms. (26 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 31 ms. (312 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[60]
[2025-06-01 21:12:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 21:12:12] [INFO ] [Real]Absence check using 60 positive place invariants in 104 ms returned sat
[2025-06-01 21:12:12] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 21:12:15] [INFO ] [Real]Absence check using state equation in 3172 ms returned sat
[2025-06-01 21:12:15] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 21:12:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[60]
Support contains 1 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 3963 transition count 14585
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 22 place count 3963 transition count 14585
Applied a total of 22 rules in 2327 ms. Remains 3963 /3970 variables (removed 7) and now considering 14585/14592 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2328 ms. Remains : 3963/3970 places, 14585/14592 transitions.
// Phase 1: matrix 14585 rows 3963 cols
[2025-06-01 21:12:19] [INFO ] Computed 62 invariants in 915 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 1000000 steps (3642 resets) in 25252 ms. (39 steps per ms)
BEST_FIRST walk for 1000001 steps (46 resets) in 2138 ms. (467 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:12:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:12:48] [INFO ] [Real]Absence check using 60 positive place invariants in 119 ms returned sat
[2025-06-01 21:12:48] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 21:12:58] [INFO ] [Real]Absence check using state equation in 10596 ms returned sat
[2025-06-01 21:12:59] [INFO ] State equation strengthened by 14403 read => feed constraints.
[2025-06-01 21:13:03] [INFO ] [Real]Added 14403 Read/Feed constraints in 4376 ms returned sat
[2025-06-01 21:13:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:13:04] [INFO ] [Nat]Absence check using 60 positive place invariants in 106 ms returned sat
[2025-06-01 21:13:04] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 21:13:10] [INFO ] [Nat]Absence check using state equation in 5812 ms returned sat
[2025-06-01 21:13:13] [INFO ] [Nat]Added 14403 Read/Feed constraints in 3225 ms returned sat
[2025-06-01 21:13:15] [INFO ] Computed and/alt/rep : 10631/28284/10631 causal constraints (skipped 3894 transitions) in 1262 ms.
Minimization took 8595 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 1076 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1076 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 879 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
[2025-06-01 21:13:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:13:39] [INFO ] Implicit Places using invariants in 12951 ms returned []
Implicit Place search using SMT only with invariants took 12952 ms to find 0 implicit places.
Running 14525 sub problems to find dead transitions.
[2025-06-01 21:13:39] [INFO ] Invariant cache hit.
[2025-06-01 21:13:39] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3962 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14525 unsolved
SMT process timed out in 51980ms, After SMT, problems are : Problem set: 0 solved, 14525 unsolved
Search for dead transitions found 0 dead transitions in 52008ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65864 ms. Remains : 3963/3963 places, 14585/14585 transitions.
[2025-06-01 21:14:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[60]
RANDOM walk for 1000000 steps (3635 resets) in 24392 ms. (40 steps per ms)
BEST_FIRST walk for 1000001 steps (47 resets) in 2111 ms. (473 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:14:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:14:58] [INFO ] [Real]Absence check using 60 positive place invariants in 95 ms returned sat
[2025-06-01 21:14:58] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 21:15:04] [INFO ] [Real]Absence check using state equation in 5582 ms returned sat
[2025-06-01 21:15:04] [INFO ] State equation strengthened by 14403 read => feed constraints.
[2025-06-01 21:15:08] [INFO ] [Real]Added 14403 Read/Feed constraints in 4273 ms returned sat
[2025-06-01 21:15:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:15:10] [INFO ] [Nat]Absence check using 60 positive place invariants in 112 ms returned sat
[2025-06-01 21:15:10] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 21:15:16] [INFO ] [Nat]Absence check using state equation in 6117 ms returned sat
[2025-06-01 21:15:19] [INFO ] [Nat]Added 14403 Read/Feed constraints in 3274 ms returned sat
[2025-06-01 21:15:21] [INFO ] Computed and/alt/rep : 10631/28284/10631 causal constraints (skipped 3894 transitions) in 1062 ms.
Minimization took 8755 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 895 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 898 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 886 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
[2025-06-01 21:15:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:15:42] [INFO ] Implicit Places using invariants in 11000 ms returned []
Implicit Place search using SMT only with invariants took 11001 ms to find 0 implicit places.
Running 14525 sub problems to find dead transitions.
[2025-06-01 21:15:42] [INFO ] Invariant cache hit.
[2025-06-01 21:15:42] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3962 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14525 unsolved
SMT process timed out in 52674ms, After SMT, problems are : Problem set: 0 solved, 14525 unsolved
Search for dead transitions found 0 dead transitions in 52705ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64614 ms. Remains : 3963/3963 places, 14585/14585 transitions.
RANDOM walk for 40000 steps (144 resets) in 2108 ms. (18 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 537 ms. (74 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 107 ms. (370 steps per ms) remains 2/2 properties
[2025-06-01 21:16:36] [INFO ] Flatten gal took : 827 ms
[2025-06-01 21:16:36] [INFO ] Flatten gal took : 368 ms
[2025-06-01 21:16:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2428157451536884501.gal : 60 ms
[2025-06-01 21:16:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6149323258447201023.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2428157451536884501.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6149323258447201023.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Interrupted probabilistic random walk after 51892 steps, run timeout after 3001 ms. (steps per millisecond=17 ) properties seen :0 out of 2
Probabilistic random walk after 51892 steps, saw 29265 distinct states, run finished after 3004 ms. (steps per millisecond=17 ) properties seen :0
[2025-06-01 21:16:39] [INFO ] Invariant cache hit.
[2025-06-01 21:16:39] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality6149323258447201023.prop.
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:16:40] [INFO ] Deduced a trap composed of 2 places in 130 ms of which 7 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:16:40] [INFO ] Deduced a trap composed of 2 places in 124 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:16:49] [INFO ] Deduced a trap composed of 64 places in 8434 ms of which 502 ms to minimize.
SMT process timed out in 10339ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 898 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 901 ms. Remains : 3963/3963 places, 14585/14585 transitions.
RANDOM walk for 40000 steps (144 resets) in 2521 ms. (15 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 50757 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :0 out of 1
Probabilistic random walk after 50757 steps, saw 29133 distinct states, run finished after 3004 ms. (steps per millisecond=16 ) properties seen :0
[2025-06-01 21:16:54] [INFO ] Invariant cache hit.
[2025-06-01 21:16:54] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:16:55] [INFO ] Deduced a trap composed of 2 places in 132 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:17:05] [INFO ] Deduced a trap composed of 64 places in 8995 ms of which 561 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:17:13] [INFO ] Deduced a trap composed of 65 places in 8136 ms of which 487 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3961 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3961 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 14585/18546 variables, 3961/4026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18546 variables, 14403/18429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18546 variables, 0/18429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/18548 variables, 2/18431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
[2025-06-01 21:17:27] [INFO ] Flatten gal took : 371 ms
[2025-06-01 21:17:27] [INFO ] Applying decomposition
[2025-06-01 21:17:27] [INFO ] Flatten gal took : 370 ms
At refinement iteration 13 (INCLUDED_ONLY) 0/18548 variables, 0/18431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph15141620936393282420.txt' '-o' '/tmp/graph15141620936393282420.bin' '-w' '/tmp/graph15141620936393282420.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15141620936393282420.bin' '-l' '-1' '-v' '-w' '/tmp/graph15141620936393282420.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:17:28] [INFO ] Decomposing Gal with order
[2025-06-01 21:17:28] [INFO ] Rewriting arrays to variables to allow decomposition.
At refinement iteration 14 (OVERLAPS) 0/18548 variables, 0/18431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18548/18548 variables, and 18431 constraints, problems are : Problem set: 0 solved, 1 unsolved in 34432 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3963/3963 constraints, ReadFeed: 14403/14403 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3961 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:17:29] [INFO ] Removed a total of 11044 redundant transitions.
[2025-06-01 21:17:30] [INFO ] Flatten gal took : 1279 ms
[2025-06-01 21:17:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 14102 labels/synchronizations in 1383 ms.
[2025-06-01 21:17:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3657477359105434895.gal : 104 ms
[2025-06-01 21:17:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14669124439180584177.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3657477359105434895.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14669124439180584177.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality14669124439180584177.prop.
[2025-06-01 21:17:38] [INFO ] Deduced a trap composed of 64 places in 8612 ms of which 508 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3458
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3458 after 3458
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3458 after 3496
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3496 after 3511
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3511 after 3529
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :3529 after 3556
[2025-06-01 21:17:47] [INFO ] Deduced a trap composed of 65 places in 8790 ms of which 473 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:17:54] [INFO ] Deduced a trap composed of 65 places in 7596 ms of which 472 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/3961 variables, 3/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3961 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 14585/18546 variables, 3961/4029 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18546/18548 variables, and 18432 constraints, problems are : Problem set: 0 solved, 1 unsolved in 44705 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3961/3963 constraints, ReadFeed: 14403/14403 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 79197ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 1089 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1092 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 918 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
[2025-06-01 21:18:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :3556 after 682845
Detected timeout of ITS tools.
[2025-06-01 21:18:27] [INFO ] Implicit Places using invariants in 12192 ms returned []
Implicit Place search using SMT only with invariants took 12193 ms to find 0 implicit places.
Running 14525 sub problems to find dead transitions.
[2025-06-01 21:18:27] [INFO ] Invariant cache hit.
[2025-06-01 21:18:27] [INFO ] State equation strengthened by 14403 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3962 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14525 unsolved
SMT process timed out in 55471ms, After SMT, problems are : Problem set: 0 solved, 14525 unsolved
Search for dead transitions found 0 dead transitions in 55497ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68628 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[60]
Ending property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-01 in 433176 ms.
Starting property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
// Phase 1: matrix 14592 rows 3970 cols
[2025-06-01 21:19:23] [INFO ] Computed 62 invariants in 708 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (36 resets) in 248 ms. (40 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 20 ms. (476 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[60]
[2025-06-01 21:19:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 21:19:24] [INFO ] [Real]Absence check using 60 positive place invariants in 97 ms returned sat
[2025-06-01 21:19:25] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 21:19:27] [INFO ] [Real]Absence check using state equation in 2657 ms returned sat
[2025-06-01 21:19:28] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 21:19:29] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[60]
Support contains 1 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 3 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 3962 transition count 14584
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 23 place count 3962 transition count 14584
Applied a total of 23 rules in 2548 ms. Remains 3962 /3970 variables (removed 8) and now considering 14584/14592 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2549 ms. Remains : 3962/3970 places, 14584/14592 transitions.
// Phase 1: matrix 14584 rows 3962 cols
[2025-06-01 21:19:32] [INFO ] Computed 62 invariants in 834 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 1000000 steps (3640 resets) in 27278 ms. (36 steps per ms)
BEST_FIRST walk for 1000001 steps (47 resets) in 2336 ms. (427 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:20:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:20:03] [INFO ] [Real]Absence check using 60 positive place invariants in 143 ms returned sat
[2025-06-01 21:20:03] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 62 ms returned sat
[2025-06-01 21:20:09] [INFO ] [Real]Absence check using state equation in 5993 ms returned sat
[2025-06-01 21:20:09] [INFO ] State equation strengthened by 14404 read => feed constraints.
[2025-06-01 21:20:13] [INFO ] [Real]Added 14404 Read/Feed constraints in 3313 ms returned sat
[2025-06-01 21:20:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:20:14] [INFO ] [Nat]Absence check using 60 positive place invariants in 106 ms returned sat
[2025-06-01 21:20:14] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 38 ms returned sat
[2025-06-01 21:20:20] [INFO ] [Nat]Absence check using state equation in 5546 ms returned sat
[2025-06-01 21:20:23] [INFO ] [Nat]Added 14404 Read/Feed constraints in 3916 ms returned sat
[2025-06-01 21:20:25] [INFO ] Computed and/alt/rep : 10630/28286/10630 causal constraints (skipped 3894 transitions) in 1278 ms.
Minimization took 8396 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 1312 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1312 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 1146 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:20:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:20:48] [INFO ] Implicit Places using invariants in 11887 ms returned []
Implicit Place search using SMT only with invariants took 11888 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:20:48] [INFO ] Invariant cache hit.
[2025-06-01 21:20:48] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 55490ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 55545ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68632 ms. Remains : 3962/3962 places, 14584/14584 transitions.
[2025-06-01 21:21:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[60]
RANDOM walk for 1000000 steps (3640 resets) in 26774 ms. (37 steps per ms)
BEST_FIRST walk for 1000001 steps (47 resets) in 1983 ms. (504 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:22:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:22:13] [INFO ] [Real]Absence check using 60 positive place invariants in 97 ms returned sat
[2025-06-01 21:22:13] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 41 ms returned sat
[2025-06-01 21:22:19] [INFO ] [Real]Absence check using state equation in 5908 ms returned sat
[2025-06-01 21:22:20] [INFO ] State equation strengthened by 14404 read => feed constraints.
[2025-06-01 21:22:23] [INFO ] [Real]Added 14404 Read/Feed constraints in 3465 ms returned sat
[2025-06-01 21:22:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:22:25] [INFO ] [Nat]Absence check using 60 positive place invariants in 127 ms returned sat
[2025-06-01 21:22:25] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 21:22:31] [INFO ] [Nat]Absence check using state equation in 6025 ms returned sat
[2025-06-01 21:22:35] [INFO ] [Nat]Added 14404 Read/Feed constraints in 3856 ms returned sat
[2025-06-01 21:22:37] [INFO ] Computed and/alt/rep : 10630/28286/10630 causal constraints (skipped 3894 transitions) in 1300 ms.
Minimization took 8793 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 908 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 912 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 895 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:22:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:22:59] [INFO ] Implicit Places using invariants in 11830 ms returned []
Implicit Place search using SMT only with invariants took 11835 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:22:59] [INFO ] Invariant cache hit.
[2025-06-01 21:22:59] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 54909ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 54932ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67678 ms. Remains : 3962/3962 places, 14584/14584 transitions.
RANDOM walk for 40000 steps (142 resets) in 2559 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 246 ms. (161 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 251 ms. (158 steps per ms) remains 2/2 properties
[2025-06-01 21:23:56] [INFO ] Flatten gal took : 941 ms
[2025-06-01 21:23:56] [INFO ] Flatten gal took : 488 ms
[2025-06-01 21:23:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16065510109841335880.gal : 209 ms
[2025-06-01 21:23:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6278139799348549231.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16065510109841335880.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6278139799348549231.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Interrupted probabilistic random walk after 45492 steps, run timeout after 3001 ms. (steps per millisecond=15 ) properties seen :0 out of 2
Probabilistic random walk after 45492 steps, saw 28437 distinct states, run finished after 3001 ms. (steps per millisecond=15 ) properties seen :0
[2025-06-01 21:23:58] [INFO ] Invariant cache hit.
[2025-06-01 21:23:58] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:23:59] [INFO ] Deduced a trap composed of 2 places in 130 ms of which 6 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:23:59] [INFO ] Deduced a trap composed of 2 places in 142 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality6278139799348549231.prop.
[2025-06-01 21:24:08] [INFO ] Deduced a trap composed of 64 places in 8639 ms of which 766 ms to minimize.
SMT process timed out in 10565ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 1037 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1045 ms. Remains : 3962/3962 places, 14584/14584 transitions.
RANDOM walk for 40000 steps (144 resets) in 1722 ms. (23 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 52424 steps, run timeout after 3001 ms. (steps per millisecond=17 ) properties seen :0 out of 1
Probabilistic random walk after 52424 steps, saw 29322 distinct states, run finished after 3001 ms. (steps per millisecond=17 ) properties seen :0
[2025-06-01 21:24:13] [INFO ] Invariant cache hit.
[2025-06-01 21:24:13] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:24:14] [INFO ] Deduced a trap composed of 2 places in 124 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:24:23] [INFO ] Deduced a trap composed of 64 places in 8533 ms of which 517 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:24:32] [INFO ] Deduced a trap composed of 65 places in 8538 ms of which 507 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:24:40] [INFO ] Deduced a trap composed of 65 places in 8233 ms of which 478 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3960 variables, 3/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3960 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
[2025-06-01 21:24:47] [INFO ] Flatten gal took : 412 ms
[2025-06-01 21:24:47] [INFO ] Applying decomposition
[2025-06-01 21:24:48] [INFO ] Flatten gal took : 431 ms
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 14584/18544 variables, 3960/4026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph14627617323327448875.txt' '-o' '/tmp/graph14627617323327448875.bin' '-w' '/tmp/graph14627617323327448875.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14627617323327448875.bin' '-l' '-1' '-v' '-w' '/tmp/graph14627617323327448875.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:24:49] [INFO ] Decomposing Gal with order
[2025-06-01 21:24:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 21:24:51] [INFO ] Removed a total of 11041 redundant transitions.
[2025-06-01 21:24:52] [INFO ] Flatten gal took : 1736 ms
At refinement iteration 10 (INCLUDED_ONLY) 0/18544 variables, 14404/18430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2025-06-01 21:24:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 13866 labels/synchronizations in 2087 ms.
[2025-06-01 21:24:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15752637492655638435.gal : 169 ms
[2025-06-01 21:24:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16177367292244273755.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15752637492655638435.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16177367292244273755.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
At refinement iteration 11 (INCLUDED_ONLY) 0/18544 variables, 0/18430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/18546 variables, 2/18432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/18546 variables, 0/18432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/18546 variables, 0/18432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality16177367292244273755.prop.
No progress, stopping.
After SMT solving in domain Real declared 18546/18546 variables, and 18432 constraints, problems are : Problem set: 0 solved, 1 unsolved in 45045 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3962/3962 constraints, ReadFeed: 14404/14404 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3960 variables, 3/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 99
[2025-06-01 21:25:07] [INFO ] Deduced a trap composed of 64 places in 8212 ms of which 516 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :99 after 99
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :99 after 11489
[2025-06-01 21:25:15] [INFO ] Deduced a trap composed of 65 places in 8016 ms of which 483 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/3960 variables, 2/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3960 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :11489 after 1.16735e+06
At refinement iteration 10 (OVERLAPS) 14584/18544 variables, 3960/4028 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18544/18546 variables, and 18432 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32998 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3960/3962 constraints, ReadFeed: 14404/14404 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 78136ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 310 ms.
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 941 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 942 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 933 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:25:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:25:44] [INFO ] Implicit Places using invariants in 10700 ms returned []
Implicit Place search using SMT only with invariants took 10704 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:25:44] [INFO ] Invariant cache hit.
[2025-06-01 21:25:44] [INFO ] State equation strengthened by 14404 read => feed constraints.
Detected timeout of ITS tools.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 54442ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 54465ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66126 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[60]
Ending property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-02 in 435831 ms.
Starting property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
// Phase 1: matrix 14592 rows 3970 cols
[2025-06-01 21:26:40] [INFO ] Computed 62 invariants in 1195 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (36 resets) in 381 ms. (26 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 31 ms. (312 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:26:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 21:26:41] [INFO ] [Real]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 21:26:41] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 21:26:44] [INFO ] [Real]Absence check using state equation in 2856 ms returned sat
[2025-06-01 21:26:44] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 21:26:45] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 4 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 3963 transition count 14585
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 22 place count 3963 transition count 14585
Applied a total of 22 rules in 2675 ms. Remains 3963 /3970 variables (removed 7) and now considering 14585/14592 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2679 ms. Remains : 3963/3970 places, 14585/14592 transitions.
// Phase 1: matrix 14585 rows 3963 cols
[2025-06-01 21:26:49] [INFO ] Computed 62 invariants in 982 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[60]
RANDOM walk for 1000000 steps (3627 resets) in 26894 ms. (37 steps per ms)
BEST_FIRST walk for 1000001 steps (38 resets) in 2188 ms. (456 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:27:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:27:19] [INFO ] [Real]Absence check using 60 positive place invariants in 102 ms returned sat
[2025-06-01 21:27:19] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 43 ms returned sat
[2025-06-01 21:27:25] [INFO ] [Real]Absence check using state equation in 6248 ms returned sat
[2025-06-01 21:27:26] [INFO ] State equation strengthened by 14405 read => feed constraints.
[2025-06-01 21:27:29] [INFO ] [Real]Added 14405 Read/Feed constraints in 3448 ms returned sat
[2025-06-01 21:27:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:27:31] [INFO ] [Nat]Absence check using 60 positive place invariants in 130 ms returned sat
[2025-06-01 21:27:31] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 21:27:37] [INFO ] [Nat]Absence check using state equation in 5972 ms returned sat
[2025-06-01 21:27:41] [INFO ] [Nat]Added 14405 Read/Feed constraints in 4615 ms returned sat
[2025-06-01 21:27:43] [INFO ] Computed and/alt/rep : 10631/28288/10631 causal constraints (skipped 3894 transitions) in 1281 ms.
Minimization took 8731 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 892 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 897 ms. Remains : 3963/3963 places, 14585/14585 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 1072 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
[2025-06-01 21:27:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:28:06] [INFO ] Implicit Places using invariants in 11849 ms returned []
Implicit Place search using SMT only with invariants took 11851 ms to find 0 implicit places.
Running 14525 sub problems to find dead transitions.
[2025-06-01 21:28:06] [INFO ] Invariant cache hit.
[2025-06-01 21:28:06] [INFO ] State equation strengthened by 14405 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s3 0.0)
(s4 0.0)
(s5 1.0)
(s6 1.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 1.0)
(s14 0.0)
(s15 0.0)
(s16 1.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 1.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 1.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 1.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 1.0)
(s45 0.0)
(s46 0.0)
(s47 1.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3962 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14525 unsolved
SMT process timed out in 55245ms, After SMT, problems are : Problem set: 0 solved, 14525 unsolved
Search for dead transitions found 0 dead transitions in 55279ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68235 ms. Remains : 3963/3963 places, 14585/14585 transitions.
[2025-06-01 21:29:02] [INFO ] Flatten gal took : 542 ms
RANDOM walk for 40000 steps (143 resets) in 2198 ms. (18 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 169 ms. (235 steps per ms) remains 2/2 properties
[2025-06-01 21:29:02] [INFO ] Flatten gal took : 457 ms
[2025-06-01 21:29:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9390468712263203092.gal : 169 ms
[2025-06-01 21:29:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6758550156864315857.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9390468712263203092.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6758550156864315857.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Interrupted probabilistic random walk after 41293 steps, run timeout after 3001 ms. (steps per millisecond=13 ) properties seen :0 out of 2
Probabilistic random walk after 41293 steps, saw 28572 distinct states, run finished after 3001 ms. (steps per millisecond=13 ) properties seen :0
[2025-06-01 21:29:05] [INFO ] Invariant cache hit.
[2025-06-01 21:29:05] [INFO ] State equation strengthened by 14405 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality6758550156864315857.prop.
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:29:06] [INFO ] Deduced a trap composed of 2 places in 132 ms of which 7 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:29:06] [INFO ] Deduced a trap composed of 2 places in 128 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:29:15] [INFO ] Deduced a trap composed of 65 places in 8554 ms of which 524 ms to minimize.
SMT process timed out in 10430ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3963 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3963/3963 places, 14585/14585 transitions.
Applied a total of 0 rules in 1057 ms. Remains 3963 /3963 variables (removed 0) and now considering 14585/14585 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1058 ms. Remains : 3963/3963 places, 14585/14585 transitions.
RANDOM walk for 40000 steps (142 resets) in 1892 ms. (21 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 47262 steps, run timeout after 3001 ms. (steps per millisecond=15 ) properties seen :0 out of 1
Probabilistic random walk after 47262 steps, saw 29545 distinct states, run finished after 3005 ms. (steps per millisecond=15 ) properties seen :0
[2025-06-01 21:29:20] [INFO ] Invariant cache hit.
[2025-06-01 21:29:20] [INFO ] State equation strengthened by 14405 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:29:21] [INFO ] Deduced a trap composed of 2 places in 116 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:29:30] [INFO ] Deduced a trap composed of 65 places in 8270 ms of which 480 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:29:38] [INFO ] Deduced a trap composed of 64 places in 7978 ms of which 498 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3961 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3961 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 14585/18546 variables, 3961/4026 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18546 variables, 14405/18431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18546 variables, 0/18431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/18548 variables, 2/18433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
At refinement iteration 13 (INCLUDED_ONLY) 0/18548 variables, 0/18433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2025-06-01 21:29:53] [INFO ] Flatten gal took : 340 ms
[2025-06-01 21:29:53] [INFO ] Applying decomposition
[2025-06-01 21:29:53] [INFO ] Flatten gal took : 356 ms
At refinement iteration 14 (OVERLAPS) 0/18548 variables, 0/18433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3116316470722509018.txt' '-o' '/tmp/graph3116316470722509018.bin' '-w' '/tmp/graph3116316470722509018.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3116316470722509018.bin' '-l' '-1' '-v' '-w' '/tmp/graph3116316470722509018.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:29:54] [INFO ] Decomposing Gal with order
[2025-06-01 21:29:54] [INFO ] Rewriting arrays to variables to allow decomposition.
After SMT solving in domain Real declared 18548/18548 variables, and 18433 constraints, problems are : Problem set: 0 solved, 1 unsolved in 34074 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3963/3963 constraints, ReadFeed: 14405/14405 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3840/3841 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3841 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3841 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3959 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3959 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3961 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3961 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:29:56] [INFO ] Removed a total of 11047 redundant transitions.
[2025-06-01 21:29:56] [INFO ] Flatten gal took : 1340 ms
[2025-06-01 21:29:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 14106 labels/synchronizations in 1306 ms.
[2025-06-01 21:29:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7708256739992549967.gal : 83 ms
[2025-06-01 21:29:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12278292280902168108.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7708256739992549967.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12278292280902168108.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality12278292280902168108.prop.
[2025-06-01 21:30:04] [INFO ] Deduced a trap composed of 65 places in 8433 ms of which 474 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/3961 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3961 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 14585/18546 variables, 3961/4027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2915
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2915 after 2915
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :2915 after 2915
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :2915 after 2915
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2915 after 2915
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2915 after 2915
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2915 after 2915
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2915 after 2916
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2916 after 2916
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2916 after 2916
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2916 after 2916
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2916 after 2916
At refinement iteration 11 (INCLUDED_ONLY) 0/18546 variables, 14405/18432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :2916 after 7796
Problem MIN0 is UNSAT
After SMT solving in domain Int declared 18546/18548 variables, and 18433 constraints, problems are : Problem set: 1 solved, 0 unsolved in 24282 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3961/3963 constraints, ReadFeed: 14405/14405 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 58456ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA CANInsertWithFailure-PT-060-UpperBounds-03 1 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-03 in 219938 ms.
Starting property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
// Phase 1: matrix 14592 rows 3970 cols
[2025-06-01 21:30:19] [INFO ] Computed 62 invariants in 855 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (36 resets) in 266 ms. (37 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 30 ms. (322 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[60]
[2025-06-01 21:30:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 21:30:21] [INFO ] [Real]Absence check using 60 positive place invariants in 90 ms returned sat
[2025-06-01 21:30:21] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 21:30:23] [INFO ] [Real]Absence check using state equation in 2821 ms returned sat
[2025-06-01 21:30:24] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 21:30:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[60]
Support contains 1 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 3 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 3962 transition count 14584
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 23 place count 3962 transition count 14584
Applied a total of 23 rules in 2575 ms. Remains 3962 /3970 variables (removed 8) and now considering 14584/14592 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2576 ms. Remains : 3962/3970 places, 14584/14592 transitions.
// Phase 1: matrix 14584 rows 3962 cols
[2025-06-01 21:30:28] [INFO ] Computed 62 invariants in 852 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 1000000 steps (3641 resets) in 26211 ms. (38 steps per ms)
BEST_FIRST walk for 1000001 steps (47 resets) in 2167 ms. (461 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:30:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:30:57] [INFO ] [Real]Absence check using 60 positive place invariants in 95 ms returned sat
[2025-06-01 21:30:57] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 21:31:03] [INFO ] [Real]Absence check using state equation in 5462 ms returned sat
[2025-06-01 21:31:03] [INFO ] State equation strengthened by 14404 read => feed constraints.
[2025-06-01 21:31:06] [INFO ] [Real]Added 14404 Read/Feed constraints in 2996 ms returned sat
[2025-06-01 21:31:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:31:08] [INFO ] [Nat]Absence check using 60 positive place invariants in 103 ms returned sat
[2025-06-01 21:31:08] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 47 ms returned sat
[2025-06-01 21:31:13] [INFO ] [Nat]Absence check using state equation in 5363 ms returned sat
[2025-06-01 21:31:17] [INFO ] [Nat]Added 14404 Read/Feed constraints in 3681 ms returned sat
[2025-06-01 21:31:19] [INFO ] Computed and/alt/rep : 10630/28286/10630 causal constraints (skipped 3894 transitions) in 1290 ms.
Minimization took 8430 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 1093 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1093 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 946 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:31:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:31:41] [INFO ] Implicit Places using invariants in 12019 ms returned []
Implicit Place search using SMT only with invariants took 12020 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:31:41] [INFO ] Invariant cache hit.
[2025-06-01 21:31:41] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 54888ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 54910ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67892 ms. Remains : 3962/3962 places, 14584/14584 transitions.
[2025-06-01 21:32:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[60]
RANDOM walk for 1000000 steps (3640 resets) in 25908 ms. (38 steps per ms)
BEST_FIRST walk for 1000001 steps (48 resets) in 2069 ms. (483 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:33:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:33:05] [INFO ] [Real]Absence check using 60 positive place invariants in 149 ms returned sat
[2025-06-01 21:33:05] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 64 ms returned sat
[2025-06-01 21:33:12] [INFO ] [Real]Absence check using state equation in 6529 ms returned sat
[2025-06-01 21:33:12] [INFO ] State equation strengthened by 14404 read => feed constraints.
[2025-06-01 21:33:16] [INFO ] [Real]Added 14404 Read/Feed constraints in 3243 ms returned sat
[2025-06-01 21:33:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:33:17] [INFO ] [Nat]Absence check using 60 positive place invariants in 111 ms returned sat
[2025-06-01 21:33:17] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 46 ms returned sat
[2025-06-01 21:33:24] [INFO ] [Nat]Absence check using state equation in 7575 ms returned sat
[2025-06-01 21:33:28] [INFO ] [Nat]Added 14404 Read/Feed constraints in 3750 ms returned sat
[2025-06-01 21:33:30] [INFO ] Computed and/alt/rep : 10630/28286/10630 causal constraints (skipped 3894 transitions) in 1230 ms.
Minimization took 8277 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 938 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 938 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 960 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:33:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:33:53] [INFO ] Implicit Places using invariants in 12607 ms returned []
Implicit Place search using SMT only with invariants took 12608 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:33:53] [INFO ] Invariant cache hit.
[2025-06-01 21:33:53] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 54798ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 54824ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68413 ms. Remains : 3962/3962 places, 14584/14584 transitions.
RANDOM walk for 40000 steps (143 resets) in 2064 ms. (19 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
[2025-06-01 21:34:48] [INFO ] Flatten gal took : 641 ms
[2025-06-01 21:34:49] [INFO ] Flatten gal took : 360 ms
[2025-06-01 21:34:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17282976731756953307.gal : 59 ms
[2025-06-01 21:34:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2405348454696951931.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17282976731756953307.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2405348454696951931.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Interrupted probabilistic random walk after 50539 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :0 out of 2
Probabilistic random walk after 50539 steps, saw 29108 distinct states, run finished after 3001 ms. (steps per millisecond=16 ) properties seen :0
[2025-06-01 21:34:51] [INFO ] Invariant cache hit.
[2025-06-01 21:34:51] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:34:52] [INFO ] Deduced a trap composed of 2 places in 126 ms of which 7 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality2405348454696951931.prop.
[2025-06-01 21:34:52] [INFO ] Deduced a trap composed of 2 places in 122 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:35:02] [INFO ] Deduced a trap composed of 64 places in 9148 ms of which 712 ms to minimize.
SMT process timed out in 11015ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 901 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 901 ms. Remains : 3962/3962 places, 14584/14584 transitions.
RANDOM walk for 40000 steps (144 resets) in 2424 ms. (16 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 173 ms. (229 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 49825 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :0 out of 1
Probabilistic random walk after 49825 steps, saw 29010 distinct states, run finished after 3001 ms. (steps per millisecond=16 ) properties seen :0
[2025-06-01 21:35:07] [INFO ] Invariant cache hit.
[2025-06-01 21:35:07] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:35:08] [INFO ] Deduced a trap composed of 2 places in 135 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:35:17] [INFO ] Deduced a trap composed of 64 places in 8708 ms of which 546 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:35:26] [INFO ] Deduced a trap composed of 65 places in 8454 ms of which 505 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:35:34] [INFO ] Deduced a trap composed of 65 places in 7969 ms of which 466 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2025-06-01 21:35:39] [INFO ] Flatten gal took : 399 ms
[2025-06-01 21:35:39] [INFO ] Applying decomposition
[2025-06-01 21:35:39] [INFO ] Flatten gal took : 309 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph16793183036757117882.txt' '-o' '/tmp/graph16793183036757117882.bin' '-w' '/tmp/graph16793183036757117882.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16793183036757117882.bin' '-l' '-1' '-v' '-w' '/tmp/graph16793183036757117882.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:35:40] [INFO ] Decomposing Gal with order
[2025-06-01 21:35:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 21:35:41] [INFO ] Removed a total of 11045 redundant transitions.
[2025-06-01 21:35:42] [INFO ] Flatten gal took : 1278 ms
[2025-06-01 21:35:42] [INFO ] Deduced a trap composed of 65 places in 8157 ms of which 531 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:35:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 13986 labels/synchronizations in 1274 ms.
[2025-06-01 21:35:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5868512267274725785.gal : 74 ms
[2025-06-01 21:35:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10473407096628664905.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5868512267274725785.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10473407096628664905.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10473407096628664905.prop.
[2025-06-01 21:35:50] [INFO ] Deduced a trap composed of 65 places in 8072 ms of which 754 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 173
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :173 after 173
[2025-06-01 21:35:58] [INFO ] Deduced a trap composed of 65 places in 7936 ms of which 451 ms to minimize.
SMT process timed out in 51460ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 923 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 923 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :173 after 29016
Applied a total of 0 rules in 928 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:36:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:36:13] [INFO ] Implicit Places using invariants in 12667 ms returned []
Implicit Place search using SMT only with invariants took 12671 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:36:13] [INFO ] Invariant cache hit.
[2025-06-01 21:36:13] [INFO ] State equation strengthened by 14404 read => feed constraints.
Detected timeout of ITS tools.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s3 0.0)
(s4 0.0)
(s5 1.0)
(s6 1.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 1.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 1.0)
(s29 0.0)
(s30 0.0)
(s31 1.0)
(s32 0.0)
(s33 0.0)
(s34 1.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 1.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 1.0)
(s47 0.0)
(s48 0.0)
(s49 1.0)
(s50 0.0)
(s51 0.0)
(s52 1.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 1.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 1.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 1.0)
(s71 0.0)
(s72 0.0)
(s73 1.0)
(s74 0.0)
(s75 0.0)
(s76 1.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 1.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 1.0)
(s89 0.0)
(s90 0.0)
(s91 1.0)
(s92 0.0)
(s93 0.0)
(s94 1.0)
(s95 0.0)
(s96 0.0)
(s97 1.0)
(s98 0.0)
(s99 0.0)
(s100 1.0)
(s101 0.0)
(s102 0.0)
(s103 0.0)
(s104 0.0)
(s105 0.0)
(s106 1.0)
(s107 0.0)
(s108 0.0)
(s109 0.0)
(s110 0.0)
(s111 0.0)
(s112 1.0)
(s113 0.0)
(s114 0.0)
(s115 1.0)
(s116 0.0)
(s117 0.0)
(s118 1.0)
(s119 0.0)
(s120 0.0)
(s121 0.0)
(s122 0.0)
(s123 0.0)
(s124 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 55920ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 55946ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69565 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[60]
Ending property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-04 in 410263 ms.
Starting property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
// Phase 1: matrix 14592 rows 3970 cols
[2025-06-01 21:37:10] [INFO ] Computed 62 invariants in 1115 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (36 resets) in 295 ms. (33 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 36 ms. (270 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:37:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 21:37:11] [INFO ] [Real]Absence check using 60 positive place invariants in 101 ms returned sat
[2025-06-01 21:37:11] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 44 ms returned sat
[2025-06-01 21:37:14] [INFO ] [Real]Absence check using state equation in 2670 ms returned sat
[2025-06-01 21:37:14] [INFO ] State equation strengthened by 14383 read => feed constraints.
[2025-06-01 21:37:15] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 4 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 3962 transition count 14584
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 23 place count 3962 transition count 14584
Applied a total of 23 rules in 2404 ms. Remains 3962 /3970 variables (removed 8) and now considering 14584/14592 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2405 ms. Remains : 3962/3970 places, 14584/14592 transitions.
// Phase 1: matrix 14584 rows 3962 cols
[2025-06-01 21:37:18] [INFO ] Computed 62 invariants in 692 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[60]
RANDOM walk for 1000000 steps (3638 resets) in 25686 ms. (38 steps per ms)
BEST_FIRST walk for 1000001 steps (47 resets) in 2105 ms. (474 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[60]
[2025-06-01 21:37:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:37:47] [INFO ] [Real]Absence check using 60 positive place invariants in 100 ms returned sat
[2025-06-01 21:37:47] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 45 ms returned sat
[2025-06-01 21:37:54] [INFO ] [Real]Absence check using state equation in 6461 ms returned sat
[2025-06-01 21:37:54] [INFO ] State equation strengthened by 14404 read => feed constraints.
[2025-06-01 21:37:57] [INFO ] [Real]Added 14404 Read/Feed constraints in 3326 ms returned sat
[2025-06-01 21:37:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 21:37:59] [INFO ] [Nat]Absence check using 60 positive place invariants in 113 ms returned sat
[2025-06-01 21:37:59] [INFO ] [Nat]Absence check using 60 positive and 2 generalized place invariants in 40 ms returned sat
[2025-06-01 21:38:05] [INFO ] [Nat]Absence check using state equation in 6128 ms returned sat
[2025-06-01 21:38:09] [INFO ] [Nat]Added 14404 Read/Feed constraints in 4319 ms returned sat
[2025-06-01 21:38:11] [INFO ] Computed and/alt/rep : 10630/28286/10630 causal constraints (skipped 3894 transitions) in 1274 ms.
Minimization took 8896 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[60]
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 1056 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1056 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 1072 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:38:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:38:35] [INFO ] Implicit Places using invariants in 12819 ms returned []
Implicit Place search using SMT only with invariants took 12820 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:38:35] [INFO ] Invariant cache hit.
[2025-06-01 21:38:35] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 56132ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 56164ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70081 ms. Remains : 3962/3962 places, 14584/14584 transitions.
[2025-06-01 21:39:31] [INFO ] Flatten gal took : 460 ms
RANDOM walk for 40000 steps (144 resets) in 1987 ms. (20 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 2/2 properties
[2025-06-01 21:39:32] [INFO ] Flatten gal took : 326 ms
[2025-06-01 21:39:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13625191783416059644.gal : 58 ms
[2025-06-01 21:39:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14041889229014642760.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13625191783416059644.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14041889229014642760.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Interrupted probabilistic random walk after 49145 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :0 out of 2
Probabilistic random walk after 49145 steps, saw 28933 distinct states, run finished after 3001 ms. (steps per millisecond=16 ) properties seen :0
[2025-06-01 21:39:35] [INFO ] Invariant cache hit.
[2025-06-01 21:39:35] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality14041889229014642760.prop.
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:39:35] [INFO ] Deduced a trap composed of 2 places in 129 ms of which 7 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:39:36] [INFO ] Deduced a trap composed of 2 places in 131 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:39:45] [INFO ] Deduced a trap composed of 64 places in 8966 ms of which 521 ms to minimize.
SMT process timed out in 10845ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 1080 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1080 ms. Remains : 3962/3962 places, 14584/14584 transitions.
RANDOM walk for 40000 steps (144 resets) in 1511 ms. (26 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 50597 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :0 out of 1
Probabilistic random walk after 50597 steps, saw 29115 distinct states, run finished after 3001 ms. (steps per millisecond=16 ) properties seen :0
[2025-06-01 21:39:50] [INFO ] Invariant cache hit.
[2025-06-01 21:39:50] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:39:51] [INFO ] Deduced a trap composed of 2 places in 180 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:40:00] [INFO ] Deduced a trap composed of 64 places in 8498 ms of which 523 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:40:09] [INFO ] Deduced a trap composed of 65 places in 8407 ms of which 507 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3960 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3960 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 14584/18544 variables, 3960/4025 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
Detected timeout of ITS tools.
[2025-06-01 21:40:22] [INFO ] Flatten gal took : 259 ms
[2025-06-01 21:40:22] [INFO ] Applying decomposition
[2025-06-01 21:40:22] [INFO ] Flatten gal took : 279 ms
After SMT solving in domain Real declared 18544/18546 variables, and 18429 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32474 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3960/3962 constraints, ReadFeed: 14404/14404 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph7202847370617485636.txt' '-o' '/tmp/graph7202847370617485636.bin' '-w' '/tmp/graph7202847370617485636.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7202847370617485636.bin' '-l' '-1' '-v' '-w' '/tmp/graph7202847370617485636.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:40:23] [INFO ] Decomposing Gal with order
[2025-06-01 21:40:23] [INFO ] Rewriting arrays to variables to allow decomposition.
At refinement iteration 1 (OVERLAPS) 3839/3840 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3840 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3840 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 118/3958 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3958 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/3960 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3960 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 21:40:25] [INFO ] Removed a total of 11048 redundant transitions.
[2025-06-01 21:40:25] [INFO ] Flatten gal took : 1348 ms
[2025-06-01 21:40:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 14220 labels/synchronizations in 1341 ms.
[2025-06-01 21:40:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16785041343386378150.gal : 98 ms
[2025-06-01 21:40:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15152611936725019381.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16785041343386378150.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15152611936725019381.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality15152611936725019381.prop.
[2025-06-01 21:40:37] [INFO ] Deduced a trap composed of 64 places in 13667 ms of which 576 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 196
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :196 after 196
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :196 after 196
[2025-06-01 21:40:45] [INFO ] Deduced a trap composed of 65 places in 8150 ms of which 481 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/3960 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3960 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :196 after 25077
At refinement iteration 10 (OVERLAPS) 14584/18544 variables, 3960/4027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18544 variables, 14404/18431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18544 variables, 1/18432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/18544 variables, 0/18432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18546/18546 variables, and 18434 constraints, problems are : Problem set: 0 solved, 1 unsolved in 44669 ms.
Refiners :[Positive P Invariants (semi-flows): 60/60 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3962/3962 constraints, ReadFeed: 14404/14404 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77202ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 134 ms.
Support contains 1 out of 3962 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 972 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 972 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3962/3962 places, 14584/14584 transitions.
Applied a total of 0 rules in 880 ms. Remains 3962 /3962 variables (removed 0) and now considering 14584/14584 (removed 0) transitions.
[2025-06-01 21:41:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :25077 after 3.02866e+06
Detected timeout of ITS tools.
[2025-06-01 21:41:21] [INFO ] Implicit Places using invariants in 11522 ms returned []
Implicit Place search using SMT only with invariants took 11531 ms to find 0 implicit places.
Running 14524 sub problems to find dead transitions.
[2025-06-01 21:41:21] [INFO ] Invariant cache hit.
[2025-06-01 21:41:21] [INFO ] State equation strengthened by 14404 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3961 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 14524 unsolved
SMT process timed out in 55942ms, After SMT, problems are : Problem set: 0 solved, 14524 unsolved
Search for dead transitions found 0 dead transitions in 55981ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68419 ms. Remains : 3962/3962 places, 14584/14584 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[60]
Ending property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-05 in 307983 ms.
Starting property specific reduction for CANInsertWithFailure-PT-060-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
// Phase 1: matrix 14592 rows 3970 cols
[2025-06-01 21:42:18] [INFO ] Computed 62 invariants in 1041 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (36 resets) in 233 ms. (42 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 20 ms. (476 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[60]
[2025-06-01 21:42:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 21:42:19] [INFO ] [Real]Absence check using 60 positive place invariants in 92 ms returned sat
[2025-06-01 21:42:19] [INFO ] [Real]Absence check using 60 positive and 2 generalized place invariants in 42 ms returned sat
[2025-06-01 21:42:23] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:854)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[60]
Support contains 1 out of 3970 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3970/3970 places, 14592/14592 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 3963 transition count 14585
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 22 place count 3963 transition count 14585
Applied a total of 22 rules in 2793 ms. Remains 3963 /3970 variables (removed 7) and now considering 14585/14592 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2796 ms. Remains : 3963/3970 places, 14585/14592 transitions.
// Phase 1: matrix 14585 rows 3963 cols
[2025-06-01 21:42:27] [INFO ] Computed 62 invariants in 685 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CANInsertWithFailure-PT-060"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CANInsertWithFailure-PT-060, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r030-smll-174853813700301"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-060.tgz
mv CANInsertWithFailure-PT-060 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;