Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r114-tall-174876423200687.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 LamportFastMutEx-PT-6, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-tall-174876423200687
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 15K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 109K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 34K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 189K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 32K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 203K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 404K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 208K 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 booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-00
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-01
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-02
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-03
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-04
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-05
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-06
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-07
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-08
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-09
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-10
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-11
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-12
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-13
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-14
FORMULA_NAME LamportFastMutEx-PT-6-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748884969324

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-PT-6
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-02 17:22:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 17:22:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 17:22:50] [INFO ] Load time of PNML (sax parser for PT used): 94 ms
[2025-06-02 17:22:50] [INFO ] Transformed 217 places.
[2025-06-02 17:22:50] [INFO ] Transformed 420 transitions.
[2025-06-02 17:22:50] [INFO ] Found NUPN structural information;
[2025-06-02 17:22:50] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, P_start_1_3, P_start_1_4, P_start_1_5, P_start_1_6, P_b_0_false, P_b_0_true, P_b_1_false, P_b_1_true, P_b_2_false, P_b_2_true, P_b_3_false, P_b_3_true, P_b_4_false, P_b_4_true, P_b_5_false, P_b_5_true, P_b_6_false, P_b_6_true, P_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setx_3_4, P_setx_3_5, P_setx_3_6, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_setbi_5_3, P_setbi_5_4, P_setbi_5_5, P_setbi_5_6, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_ify0_4_4, P_ify0_4_5, P_ify0_4_6, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_sety_9_3, P_sety_9_4, P_sety_9_5, P_sety_9_6, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_ifxi_10_4, P_ifxi_10_5, P_ifxi_10_6, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_setbi_11_3, P_setbi_11_4, P_setbi_11_5, P_setbi_11_6, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_fordo_12_4, P_fordo_12_5, P_fordo_12_6, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_0_3, P_wait_0_4, P_wait_0_5, P_wait_0_6, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_1_4, P_wait_1_5, P_wait_1_6, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_wait_2_3, P_wait_2_4, P_wait_2_5, P_wait_2_6, P_wait_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_wait_3_4, P_wait_3_5, P_wait_3_6, P_wait_4_0, P_wait_4_1, P_wait_4_2, P_wait_4_3, P_wait_4_4, P_wait_4_5, P_wait_4_6, P_wait_5_0, P_wait_5_1, P_wait_5_2, P_wait_5_3, P_wait_5_4, P_wait_5_5, P_wait_5_6, P_wait_6_0, P_wait_6_1, P_wait_6_2, P_wait_6_3, P_wait_6_4, P_wait_6_5, P_wait_6_6, P_await_13_0, P_await_13_1, P_await_13_2, P_await_13_3, P_await_13_4, P_await_13_5, P_await_13_6, P_done_0_0, P_done_0_1, P_done_0_2, P_done_0_3, P_done_0_4, P_done_0_5, P_done_0_6, P_done_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_1_4, P_done_1_5, P_done_1_6, P_done_2_0, P_done_2_1, P_done_2_2, P_done_2_3, P_done_2_4, P_done_2_5, P_done_2_6, P_done_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_done_3_4, P_done_3_5, P_done_3_6, P_done_4_0, P_done_4_1, P_done_4_2, P_done_4_3, P_done_4_4, P_done_4_5, P_done_4_6, P_done_5_0, P_done_5_1, P_done_5_2, P_done_5_3, P_done_5_4, P_done_5_5, P_done_5_6, P_done_6_0, P_done_6_1, P_done_6_2, P_done_6_3, P_done_6_4, P_done_6_5, P_done_6_6, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_ifyi_15_3, P_ifyi_15_4, P_ifyi_15_5, P_ifyi_15_6, P_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_awaity_4, P_awaity_5, P_awaity_6, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_CS_21_3, P_CS_21_4, P_CS_21_5, P_CS_21_6, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3, P_setbi_24_4, P_setbi_24_5, P_setbi_24_6]
[2025-06-02 17:22:50] [INFO ] Parsed PT model containing 217 places and 420 transitions and 1834 arcs in 206 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 67 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 41 places in 3 ms
Reduce places removed 41 places and 66 transitions.
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 1600 ms. (24 steps per ms) remains 2/13 properties
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-02 17:22:52] [INFO ] Flatten gal took : 270 ms
[2025-06-02 17:22:52] [INFO ] Flatten gal took : 66 ms
[2025-06-02 17:22:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13707860221186739273.gal : 68 ms
[2025-06-02 17:22:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality388712047453545034.prop : 29 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/ReachabilityCardinality13707860221186739273.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality388712047453545034.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
Loading property file /tmp/ReachabilityCardinality388712047453545034.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 3458 ms. (11 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 24
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :24 after 35
BEST_FIRST walk for 40003 steps (8 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :35 after 48
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :48 after 148
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :148 after 442
[2025-06-02 17:22:53] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 176 cols
[2025-06-02 17:22:53] [INFO ] Computed 50 invariants in 16 ms
[2025-06-02 17:22:53] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :442 after 868
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :868 after 4063
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 8/136 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 48/176 variables, 42/178 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/176 variables, 48/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/176 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 264/440 variables, 176/402 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/440 variables, 72/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/440 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4063 after 12182
At refinement iteration 9 (OVERLAPS) 0/440 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 440/440 variables, and 474 constraints, problems are : Problem set: 0 solved, 2 unsolved in 932 ms.
Refiners :[Domain max(s): 176/176 constraints, Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 176/176 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 8/136 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 48/176 variables, 42/178 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/176 variables, 48/226 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:54] [INFO ] Deduced a trap composed of 8 places in 194 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:54] [INFO ] Deduced a trap composed of 20 places in 129 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:54] [INFO ] Deduced a trap composed of 19 places in 237 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:55] [INFO ] Deduced a trap composed of 20 places in 197 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:55] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 23 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/176 variables, 5/231 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 264/440 variables, 176/407 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/440 variables, 72/479 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/440 variables, 1/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:22:55] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/440 variables, 1/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/440 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/440 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 440/440 variables, and 481 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1920 ms.
Refiners :[Domain max(s): 176/176 constraints, Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 176/176 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2941ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-11 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 116 ms.
Support contains 128 out of 176 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 26 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 176/176 places, 354/354 transitions.
RANDOM walk for 40000 steps (8 resets) in 532 ms. (75 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2824 ms. (14 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :12182 after 1.112e+06
Interrupted probabilistic random walk after 846693 steps, run timeout after 3001 ms. (steps per millisecond=282 ) properties seen :0 out of 1
Probabilistic random walk after 846693 steps, saw 299656 distinct states, run finished after 3005 ms. (steps per millisecond=281 ) properties seen :0
[2025-06-02 17:23:00] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2025-06-02 17:23:00] [INFO ] Invariant cache hit.
[2025-06-02 17:23:00] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 8/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 48/176 variables, 42/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/176 variables, 48/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/176 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 264/440 variables, 176/402 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/440 variables, 72/474 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/440 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/440 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 440/440 variables, and 474 constraints, problems are : Problem set: 0 solved, 1 unsolved in 275 ms.
Refiners :[Domain max(s): 176/176 constraints, Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 176/176 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 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) 0/128 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 8/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 48/176 variables, 42/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/176 variables, 48/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:00] [INFO ] Deduced a trap composed of 8 places in 109 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:00] [INFO ] Deduced a trap composed of 19 places in 76 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/176 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:00] [INFO ] Deduced a trap composed of 19 places in 108 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/176 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 264/440 variables, 176/405 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/440 variables, 72/477 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/440 variables, 1/478 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 12 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 15 places in 123 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 15 places in 114 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 8 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 8 places in 113 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:01] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property LamportFastMutEx-PT-6-ReachabilityFireability-2025-11 is true.
[2025-06-02 17:23:02] [INFO ] Deduced a trap composed of 19 places in 93 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:02] [INFO ] Deduced a trap composed of 20 places in 76 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/440 variables, 9/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/440 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/440 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 440/440 variables, and 487 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1920 ms.
Refiners :[Domain max(s): 176/176 constraints, Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 176/176 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2216ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 91 ms.
Support contains 128 out of 176 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 10 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 176/176 places, 354/354 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 9 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2025-06-02 17:23:02] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2025-06-02 17:23:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 17:23:02] [INFO ] Implicit Places using invariants in 92 ms returned []
[2025-06-02 17:23:02] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2025-06-02 17:23:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 17:23:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-02 17:23:02] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 342 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 17:23:02] [INFO ] Redundant transitions in 20 ms returned []
Running 348 sub problems to find dead transitions.
[2025-06-02 17:23:02] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2025-06-02 17:23:02] [INFO ] Invariant cache hit.
[2025-06-02 17:23:02] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/176 variables, 176/176 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/176 variables, 50/226 constraints. Problems are: Problem set: 0 solved, 348 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:04] [INFO ] Deduced a trap composed of 9 places in 96 ms of which 8 ms to minimize.
Problem TDEAD1 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:04] [INFO ] Deduced a trap composed of 9 places in 100 ms of which 19 ms to minimize.
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:04] [INFO ] Deduced a trap composed of 12 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:04] [INFO ] Deduced a trap composed of 9 places in 118 ms of which 9 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 9 places in 113 ms of which 7 ms to minimize.
Problem TDEAD7 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 9 places in 103 ms of which 6 ms to minimize.
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 12 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 9 places in 90 ms of which 9 ms to minimize.
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 8 places in 126 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 8 places in 164 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 8 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:05] [INFO ] Deduced a trap composed of 8 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:06] [INFO ] Deduced a trap composed of 15 places in 219 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:06] [INFO ] Deduced a trap composed of 14 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:06] [INFO ] Deduced a trap composed of 12 places in 309 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:06] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 9 ms to minimize.
Problem TDEAD54 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:06] [INFO ] Deduced a trap composed of 8 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:06] [INFO ] Deduced a trap composed of 12 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 12 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 18 places in 92 ms of which 8 ms to minimize.
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD192 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/176 variables, 20/246 constraints. Problems are: Problem set: 21 solved, 327 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 8 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 18 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 12 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 18 places in 83 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:07] [INFO ] Deduced a trap composed of 20 places in 103 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 20 places in 88 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 8 places in 92 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 20 places in 83 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 20 places in 84 ms of which 4 ms to minimize.
Problem TDEAD75 is UNSAT
Problem TDEAD92 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 3 ms to minimize.
Problem TDEAD94 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 2 ms to minimize.
Problem TDEAD96 is UNSAT
Problem TDEAD98 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 8 places in 98 ms of which 7 ms to minimize.
Problem TDEAD100 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 31 places in 94 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:08] [INFO ] Deduced a trap composed of 31 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:09] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 9 ms to minimize.
Problem TDEAD139 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:09] [INFO ] Deduced a trap composed of 19 places in 98 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:09] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:09] [INFO ] Deduced a trap composed of 8 places in 85 ms of which 6 ms to minimize.
Problem TDEAD75 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD202 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 20/266 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:10] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:10] [INFO ] Deduced a trap composed of 20 places in 88 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:10] [INFO ] Deduced a trap composed of 19 places in 101 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:10] [INFO ] Deduced a trap composed of 20 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 19 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 19 places in 91 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 20 places in 85 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 20 places in 102 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 20 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 20 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 20 places in 109 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 20 places in 116 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:11] [INFO ] Deduced a trap composed of 20 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:12] [INFO ] Deduced a trap composed of 20 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:12] [INFO ] Deduced a trap composed of 18 places in 84 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:12] [INFO ] Deduced a trap composed of 20 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:12] [INFO ] Deduced a trap composed of 14 places in 129 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:12] [INFO ] Deduced a trap composed of 14 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:13] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:13] [INFO ] Deduced a trap composed of 15 places in 89 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/176 variables, 20/286 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:13] [INFO ] Deduced a trap composed of 18 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:13] [INFO ] Deduced a trap composed of 20 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:13] [INFO ] Deduced a trap composed of 20 places in 91 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:14] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:14] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:14] [INFO ] Deduced a trap composed of 31 places in 92 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:14] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:14] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 15 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 31 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 15 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 15 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:15] [INFO ] Deduced a trap composed of 20 places in 90 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:16] [INFO ] Deduced a trap composed of 20 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:16] [INFO ] Deduced a trap composed of 20 places in 89 ms of which 9 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/176 variables, 20/306 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:16] [INFO ] Deduced a trap composed of 18 places in 94 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:16] [INFO ] Deduced a trap composed of 18 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:16] [INFO ] Deduced a trap composed of 18 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:17] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:17] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:17] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:18] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:18] [INFO ] Deduced a trap composed of 20 places in 83 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:18] [INFO ] Deduced a trap composed of 20 places in 91 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:18] [INFO ] Deduced a trap composed of 20 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:18] [INFO ] Deduced a trap composed of 20 places in 92 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:18] [INFO ] Deduced a trap composed of 20 places in 94 ms of which 10 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 12/318 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:20] [INFO ] Deduced a trap composed of 18 places in 91 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:20] [INFO ] Deduced a trap composed of 18 places in 93 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:20] [INFO ] Deduced a trap composed of 18 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:20] [INFO ] Deduced a trap composed of 18 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:21] [INFO ] Deduced a trap composed of 15 places in 83 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:21] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:21] [INFO ] Deduced a trap composed of 21 places in 94 ms of which 10 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/176 variables, 7/325 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:23] [INFO ] Deduced a trap composed of 20 places in 96 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:23] [INFO ] Deduced a trap composed of 20 places in 80 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/176 variables, 2/327 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/176 variables, 0/327 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 10 (OVERLAPS) 264/440 variables, 176/503 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/440 variables, 72/575 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:29] [INFO ] Deduced a trap composed of 15 places in 83 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:30] [INFO ] Deduced a trap composed of 15 places in 85 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/440 variables, 2/577 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 440/440 variables, and 577 constraints, problems are : Problem set: 36 solved, 312 unsolved in 30044 ms.
Refiners :[Domain max(s): 176/176 constraints, Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 176/176 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 103/103 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/170 variables, 170/170 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/170 variables, 8/178 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 76/254 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/170 variables, 0/254 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 4 (OVERLAPS) 6/176 variables, 42/296 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/176 variables, 6/302 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 27/329 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:35] [INFO ] Deduced a trap composed of 15 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:35] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:35] [INFO ] Deduced a trap composed of 20 places in 91 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:36] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:36] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:36] [INFO ] Deduced a trap composed of 19 places in 88 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:36] [INFO ] Deduced a trap composed of 19 places in 89 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:36] [INFO ] Deduced a trap composed of 19 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:37] [INFO ] Deduced a trap composed of 20 places in 94 ms of which 11 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/176 variables, 9/338 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:38] [INFO ] Deduced a trap composed of 20 places in 87 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:38] [INFO ] Deduced a trap composed of 20 places in 101 ms of which 10 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/176 variables, 2/340 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/176 variables, 0/340 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 10 (OVERLAPS) 264/440 variables, 176/516 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/440 variables, 72/588 constraints. Problems are: Problem set: 36 solved, 312 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/440 variables, 312/900 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:52] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:53] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:54] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:54] [INFO ] Deduced a trap composed of 19 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:54] [INFO ] Deduced a trap composed of 20 places in 90 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:23:54] [INFO ] Deduced a trap composed of 19 places in 101 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/440 variables, 6/906 constraints. Problems are: Problem set: 36 solved, 312 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 440/440 variables, and 906 constraints, problems are : Problem set: 36 solved, 312 unsolved in 30032 ms.
Refiners :[Domain max(s): 176/176 constraints, Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 176/176 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 312/348 constraints, Known Traps: 120/120 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60201ms problems are : Problem set: 36 solved, 312 unsolved
Search for dead transitions found 36 dead transitions in 60203ms
Found 36 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 36 transitions
Dead transitions reduction (with SMT) removed 36 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 176/176 places, 318/354 transitions.
Applied a total of 0 rules in 17 ms. Remains 176 /176 variables (removed 0) and now considering 318/318 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 17:24:03] [INFO ] Redundant transitions in 4 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 60619 ms. Remains : 176/176 places, 318/354 transitions.
RANDOM walk for 36329 steps (7 resets) in 329 ms. (110 steps per ms) remains 0/1 properties
FORMULA LamportFastMutEx-PT-6-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 72504 ms.

BK_STOP 1748885043279

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="LamportFastMutEx-PT-6"
export BK_EXAMINATION="ReachabilityFireability"
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 LamportFastMutEx-PT-6, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-tall-174876423200687"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-6.tgz
mv LamportFastMutEx-PT-6 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;