./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/libvsync/hclhlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/libvsync/hclhlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:33:55,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:33:55,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 15:33:55,684 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:33:55,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:33:55,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:33:55,729 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:33:55,729 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:33:55,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:33:55,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:33:55,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:33:55,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:33:55,731 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:33:55,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:33:55,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:33:55,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:33:55,731 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:33:55,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:33:55,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:33:55,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:33:55,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:33:55,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:33:55,735 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:33:55,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:33:55,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:33:55,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:33:55,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:33:55,736 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:33:55,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:33:55,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:33:55,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:33:55,736 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:33:55,736 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:33:55,736 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 [2024-11-13 15:33:56,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:33:56,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:33:56,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:33:56,161 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:33:56,162 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:33:56,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/libvsync/hclhlock.i Unable to find full path for "g++" [2024-11-13 15:33:58,532 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:33:59,342 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:33:59,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/sv-benchmarks/c/libvsync/hclhlock.i [2024-11-13 15:33:59,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/data/59161c861/2d3eb7b7a18c4bf7b2604054721678f0/FLAG5aa32f984 [2024-11-13 15:33:59,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/data/59161c861/2d3eb7b7a18c4bf7b2604054721678f0 [2024-11-13 15:33:59,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:33:59,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:33:59,449 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:33:59,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:33:59,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:33:59,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:33:59" (1/1) ... [2024-11-13 15:33:59,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ca14a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:33:59, skipping insertion in model container [2024-11-13 15:33:59,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:33:59" (1/1) ... [2024-11-13 15:33:59,563 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:34:03,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:34:03,476 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:34:03,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-13 15:34:03,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-13 15:34:03,614 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-13 15:34:03,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-13 15:34:03,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-13 15:34:03,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-13 15:34:03,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-13 15:34:03,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-13 15:34:03,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-13 15:34:03,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-13 15:34:03,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-13 15:34:03,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-13 15:34:03,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-13 15:34:03,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-13 15:34:03,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-13 15:34:03,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-13 15:34:03,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-13 15:34:03,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-13 15:34:03,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-13 15:34:03,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-13 15:34:03,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-13 15:34:03,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-13 15:34:03,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-13 15:34:03,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-13 15:34:03,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-13 15:34:03,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-13 15:34:03,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-13 15:34:03,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-13 15:34:03,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-13 15:34:03,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-13 15:34:03,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-13 15:34:03,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-13 15:34:03,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-13 15:34:03,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-13 15:34:03,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-13 15:34:03,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-13 15:34:03,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-13 15:34:03,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-13 15:34:03,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-13 15:34:03,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-13 15:34:03,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-13 15:34:03,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-13 15:34:03,668 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-13 15:34:03,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-13 15:34:03,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-13 15:34:03,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-13 15:34:03,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-13 15:34:03,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-13 15:34:03,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-13 15:34:03,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-13 15:34:03,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-13 15:34:03,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-13 15:34:03,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-13 15:34:03,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-13 15:34:03,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-13 15:34:03,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-13 15:34:03,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-13 15:34:03,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-13 15:34:03,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-13 15:34:03,691 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-13 15:34:03,691 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-13 15:34:03,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-13 15:34:03,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-13 15:34:03,696 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-13 15:34:03,698 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-13 15:34:03,699 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-13 15:34:03,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-13 15:34:03,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-13 15:34:03,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-13 15:34:03,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-13 15:34:03,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-13 15:34:03,708 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-13 15:34:03,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-13 15:34:03,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-13 15:34:03,712 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-13 15:34:03,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-13 15:34:03,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-13 15:34:03,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-13 15:34:03,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-13 15:34:03,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-13 15:34:03,719 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-13 15:34:03,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-13 15:34:03,721 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-13 15:34:03,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-13 15:34:03,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-13 15:34:03,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-13 15:34:03,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-13 15:34:03,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-13 15:34:03,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-13 15:34:03,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-13 15:34:03,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-13 15:34:03,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-13 15:34:03,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-13 15:34:03,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-13 15:34:03,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-13 15:34:03,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-13 15:34:03,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-13 15:34:03,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-13 15:34:03,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-13 15:34:03,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-13 15:34:03,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:34:04,233 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:34:04,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04 WrapperNode [2024-11-13 15:34:04,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:34:04,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:34:04,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:34:04,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:34:04,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,434 INFO L138 Inliner]: procedures = 921, calls = 972, calls flagged for inlining = 848, calls inlined = 84, statements flattened = 1098 [2024-11-13 15:34:04,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:34:04,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:34:04,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:34:04,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:34:04,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,454 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,455 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,542 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:34:04,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:34:04,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:34:04,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:34:04,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (1/1) ... [2024-11-13 15:34:04,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:34:04,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:04,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:34:04,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:34:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 15:34:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:34:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 15:34:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:34:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:34:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-13 15:34:04,659 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-13 15:34:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 15:34:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 15:34:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 15:34:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 15:34:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 15:34:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 15:34:04,662 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 15:34:05,025 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:34:05,028 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:34:07,312 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 15:34:07,313 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:34:07,804 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:34:07,809 INFO L316 CfgBuilder]: Removed 106 assume(true) statements. [2024-11-13 15:34:07,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:34:07 BoogieIcfgContainer [2024-11-13 15:34:07,809 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:34:07,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:34:07,816 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:34:07,823 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:34:07,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:33:59" (1/3) ... [2024-11-13 15:34:07,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2848f8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:34:07, skipping insertion in model container [2024-11-13 15:34:07,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:34:04" (2/3) ... [2024-11-13 15:34:07,825 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2848f8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:34:07, skipping insertion in model container [2024-11-13 15:34:07,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:34:07" (3/3) ... [2024-11-13 15:34:07,826 INFO L112 eAbstractionObserver]: Analyzing ICFG hclhlock.i [2024-11-13 15:34:07,848 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:34:07,851 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hclhlock.i that has 2 procedures, 1076 locations, 1 initial locations, 60 loop locations, and 42 error locations. [2024-11-13 15:34:07,851 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 15:34:08,421 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-13 15:34:08,517 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-13 15:34:09,151 INFO L124 PetriNetUnfolderBase]: 193/1333 cut-off events. [2024-11-13 15:34:09,154 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 15:34:09,193 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1338 conditions, 1333 events. 193/1333 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 4543 event pairs, 0 based on Foata normal form. 0/1090 useless extension candidates. Maximal degree in co-relation 1010. Up to 6 conditions per place. [2024-11-13 15:34:09,194 INFO L82 GeneralOperation]: Start removeDead. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-13 15:34:09,230 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1079 places, 1253 transitions, 2513 flow [2024-11-13 15:34:09,243 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:34:09,268 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1923764e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:34:09,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2024-11-13 15:34:09,281 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 15:34:09,282 INFO L124 PetriNetUnfolderBase]: 0/43 cut-off events. [2024-11-13 15:34:09,282 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 15:34:09,282 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:09,283 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:09,283 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:09,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:09,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1023191440, now seen corresponding path program 1 times [2024-11-13 15:34:09,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:09,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872880812] [2024-11-13 15:34:09,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:09,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:10,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:34:10,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:10,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872880812] [2024-11-13 15:34:10,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872880812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:34:10,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:34:10,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-13 15:34:10,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296008066] [2024-11-13 15:34:10,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:10,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:34:10,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:10,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:34:10,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:34:10,368 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1059 out of 1253 [2024-11-13 15:34:10,383 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1079 places, 1253 transitions, 2513 flow. Second operand has 2 states, 2 states have (on average 1059.5) internal successors, (2119), 2 states have internal predecessors, (2119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:10,383 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:10,383 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1059 of 1253 [2024-11-13 15:34:10,387 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:11,002 INFO L124 PetriNetUnfolderBase]: 33/1111 cut-off events. [2024-11-13 15:34:11,002 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-13 15:34:11,009 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1146 conditions, 1111 events. 33/1111 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 2928 event pairs, 0 based on Foata normal form. 357/1387 useless extension candidates. Maximal degree in co-relation 867. Up to 30 conditions per place. [2024-11-13 15:34:11,016 INFO L140 encePairwiseOnDemand]: 1088/1253 looper letters, 29 selfloop transitions, 0 changer transitions 12/1051 dead transitions. [2024-11-13 15:34:11,016 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1051 transitions, 2167 flow [2024-11-13 15:34:11,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:34:11,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 15:34:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2312 transitions. [2024-11-13 15:34:11,043 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.922585794094174 [2024-11-13 15:34:11,045 INFO L175 Difference]: Start difference. First operand has 1079 places, 1253 transitions, 2513 flow. Second operand 2 states and 2312 transitions. [2024-11-13 15:34:11,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1051 transitions, 2167 flow [2024-11-13 15:34:11,060 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1022 places, 1051 transitions, 2167 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 15:34:11,085 INFO L231 Difference]: Finished difference. Result has 1022 places, 1039 transitions, 2085 flow [2024-11-13 15:34:11,091 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2109, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1051, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1051, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2085, PETRI_PLACES=1022, PETRI_TRANSITIONS=1039} [2024-11-13 15:34:11,098 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-13 15:34:11,098 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1039 transitions, 2085 flow [2024-11-13 15:34:11,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1059.5) internal successors, (2119), 2 states have internal predecessors, (2119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:11,101 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:11,101 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:11,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:34:11,101 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:11,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:11,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1238852935, now seen corresponding path program 1 times [2024-11-13 15:34:11,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:11,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509241651] [2024-11-13 15:34:11,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:11,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:34:11,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:11,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509241651] [2024-11-13 15:34:11,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509241651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:34:11,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:34:11,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:34:11,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615546991] [2024-11-13 15:34:11,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:11,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:34:11,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:11,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:34:11,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:34:11,512 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1053 out of 1253 [2024-11-13 15:34:11,520 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1022 places, 1039 transitions, 2085 flow. Second operand has 3 states, 3 states have (on average 1055.3333333333333) internal successors, (3166), 3 states have internal predecessors, (3166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:11,520 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:11,520 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1053 of 1253 [2024-11-13 15:34:11,520 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:12,088 INFO L124 PetriNetUnfolderBase]: 33/1117 cut-off events. [2024-11-13 15:34:12,089 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-13 15:34:12,095 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1161 conditions, 1117 events. 33/1117 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 2854 event pairs, 0 based on Foata normal form. 1/1042 useless extension candidates. Maximal degree in co-relation 1157. Up to 33 conditions per place. [2024-11-13 15:34:12,102 INFO L140 encePairwiseOnDemand]: 1250/1253 looper letters, 35 selfloop transitions, 2 changer transitions 0/1041 dead transitions. [2024-11-13 15:34:12,102 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1012 places, 1041 transitions, 2163 flow [2024-11-13 15:34:12,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:34:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:34:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3197 transitions. [2024-11-13 15:34:12,117 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8504921521681298 [2024-11-13 15:34:12,120 INFO L175 Difference]: Start difference. First operand has 1022 places, 1039 transitions, 2085 flow. Second operand 3 states and 3197 transitions. [2024-11-13 15:34:12,120 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1012 places, 1041 transitions, 2163 flow [2024-11-13 15:34:12,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1012 places, 1041 transitions, 2163 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 15:34:12,148 INFO L231 Difference]: Finished difference. Result has 1013 places, 1040 transitions, 2097 flow [2024-11-13 15:34:12,150 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2085, PETRI_DIFFERENCE_MINUEND_PLACES=1010, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2097, PETRI_PLACES=1013, PETRI_TRANSITIONS=1040} [2024-11-13 15:34:12,151 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -66 predicate places. [2024-11-13 15:34:12,152 INFO L471 AbstractCegarLoop]: Abstraction has has 1013 places, 1040 transitions, 2097 flow [2024-11-13 15:34:12,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1055.3333333333333) internal successors, (3166), 3 states have internal predecessors, (3166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:12,154 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:12,155 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:12,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:34:12,155 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:12,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:12,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1083995688, now seen corresponding path program 1 times [2024-11-13 15:34:12,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:12,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509949950] [2024-11-13 15:34:12,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:12,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:12,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:34:12,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:12,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509949950] [2024-11-13 15:34:12,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509949950] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:12,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1169702525] [2024-11-13 15:34:12,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:12,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:12,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:12,832 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:34:12,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 15:34:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:13,159 INFO L255 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:34:13,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:34:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:34:13,235 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:34:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 15:34:13,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1169702525] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:13,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:34:13,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-13 15:34:13,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567991957] [2024-11-13 15:34:13,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:13,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:34:13,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:13,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:34:13,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:34:13,318 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-13 15:34:13,324 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1013 places, 1040 transitions, 2097 flow. Second operand has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:13,324 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:13,324 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-13 15:34:13,324 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:13,886 INFO L124 PetriNetUnfolderBase]: 33/1118 cut-off events. [2024-11-13 15:34:13,887 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-13 15:34:13,891 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1170 conditions, 1118 events. 33/1118 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 2418 event pairs, 0 based on Foata normal form. 0/1042 useless extension candidates. Maximal degree in co-relation 1164. Up to 33 conditions per place. [2024-11-13 15:34:13,897 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 34 selfloop transitions, 3 changer transitions 0/1041 dead transitions. [2024-11-13 15:34:13,901 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1015 places, 1041 transitions, 2173 flow [2024-11-13 15:34:13,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:34:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:34:13,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3194 transitions. [2024-11-13 15:34:13,915 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8496940675711625 [2024-11-13 15:34:13,915 INFO L175 Difference]: Start difference. First operand has 1013 places, 1040 transitions, 2097 flow. Second operand 3 states and 3194 transitions. [2024-11-13 15:34:13,916 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1015 places, 1041 transitions, 2173 flow [2024-11-13 15:34:13,927 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1014 places, 1041 transitions, 2171 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 15:34:13,944 INFO L231 Difference]: Finished difference. Result has 1016 places, 1041 transitions, 2113 flow [2024-11-13 15:34:13,946 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2095, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2113, PETRI_PLACES=1016, PETRI_TRANSITIONS=1041} [2024-11-13 15:34:13,951 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -63 predicate places. [2024-11-13 15:34:13,951 INFO L471 AbstractCegarLoop]: Abstraction has has 1016 places, 1041 transitions, 2113 flow [2024-11-13 15:34:13,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:13,954 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:13,954 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:13,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 15:34:14,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:14,157 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:14,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:14,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1873005661, now seen corresponding path program 1 times [2024-11-13 15:34:14,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:14,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105592753] [2024-11-13 15:34:14,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:14,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:34:14,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:14,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105592753] [2024-11-13 15:34:14,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105592753] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:14,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949593501] [2024-11-13 15:34:14,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:14,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:14,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:14,627 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:34:14,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 15:34:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:14,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 15:34:14,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:34:15,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-13 15:34:15,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-13 15:34:15,097 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:34:15,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2024-11-13 15:34:15,148 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:34:15,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-13 15:34:15,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 15:34:15,195 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:34:15,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [949593501] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:34:15,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:34:15,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-13 15:34:15,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177405902] [2024-11-13 15:34:15,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:15,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:34:15,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:15,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:34:15,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:34:15,869 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-13 15:34:15,883 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1016 places, 1041 transitions, 2113 flow. Second operand has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:15,883 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:15,883 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-13 15:34:15,884 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:18,934 INFO L124 PetriNetUnfolderBase]: 690/7712 cut-off events. [2024-11-13 15:34:18,934 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 15:34:18,958 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8768 conditions, 7712 events. 690/7712 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 65827 event pairs, 432 based on Foata normal form. 0/7202 useless extension candidates. Maximal degree in co-relation 8761. Up to 1029 conditions per place. [2024-11-13 15:34:18,985 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1040 dead transitions. [2024-11-13 15:34:18,986 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1020 places, 1040 transitions, 2285 flow [2024-11-13 15:34:18,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:34:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 15:34:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-13 15:34:19,004 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-13 15:34:19,005 INFO L175 Difference]: Start difference. First operand has 1016 places, 1041 transitions, 2113 flow. Second operand 6 states and 6088 transitions. [2024-11-13 15:34:19,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1020 places, 1040 transitions, 2285 flow [2024-11-13 15:34:19,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1018 places, 1040 transitions, 2279 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 15:34:19,086 INFO L231 Difference]: Finished difference. Result has 1018 places, 1040 transitions, 2115 flow [2024-11-13 15:34:19,088 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2105, PETRI_DIFFERENCE_MINUEND_PLACES=1013, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1035, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2115, PETRI_PLACES=1018, PETRI_TRANSITIONS=1040} [2024-11-13 15:34:19,089 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -61 predicate places. [2024-11-13 15:34:19,089 INFO L471 AbstractCegarLoop]: Abstraction has has 1018 places, 1040 transitions, 2115 flow [2024-11-13 15:34:19,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:19,101 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:19,101 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:19,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 15:34:19,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:19,307 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:19,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:19,308 INFO L85 PathProgramCache]: Analyzing trace with hash -2043076191, now seen corresponding path program 1 times [2024-11-13 15:34:19,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:19,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520013435] [2024-11-13 15:34:19,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:19,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:34:19,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:19,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520013435] [2024-11-13 15:34:19,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520013435] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:19,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072885249] [2024-11-13 15:34:19,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:19,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:19,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:19,821 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:34:19,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 15:34:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:20,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 15:34:20,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:34:20,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 15:34:20,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 15:34:20,257 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:34:20,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-13 15:34:20,308 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:34:20,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-13 15:34:20,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 15:34:20,388 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:34:20,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072885249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:34:20,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:34:20,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-13 15:34:20,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445234786] [2024-11-13 15:34:20,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:20,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:34:20,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:20,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:34:20,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:34:21,075 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-13 15:34:21,085 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1018 places, 1040 transitions, 2115 flow. Second operand has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:21,085 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:21,085 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-13 15:34:21,086 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:23,906 INFO L124 PetriNetUnfolderBase]: 690/7711 cut-off events. [2024-11-13 15:34:23,906 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-13 15:34:23,930 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8769 conditions, 7711 events. 690/7711 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 65827 event pairs, 432 based on Foata normal form. 0/7201 useless extension candidates. Maximal degree in co-relation 8762. Up to 1029 conditions per place. [2024-11-13 15:34:23,958 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1039 dead transitions. [2024-11-13 15:34:23,958 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1039 transitions, 2287 flow [2024-11-13 15:34:23,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:34:23,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 15:34:23,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-13 15:34:23,976 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-13 15:34:23,976 INFO L175 Difference]: Start difference. First operand has 1018 places, 1040 transitions, 2115 flow. Second operand 6 states and 6088 transitions. [2024-11-13 15:34:23,976 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1039 transitions, 2287 flow [2024-11-13 15:34:23,984 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1039 transitions, 2277 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 15:34:23,999 INFO L231 Difference]: Finished difference. Result has 1017 places, 1039 transitions, 2113 flow [2024-11-13 15:34:24,002 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1034, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2113, PETRI_PLACES=1017, PETRI_TRANSITIONS=1039} [2024-11-13 15:34:24,004 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -62 predicate places. [2024-11-13 15:34:24,005 INFO L471 AbstractCegarLoop]: Abstraction has has 1017 places, 1039 transitions, 2113 flow [2024-11-13 15:34:24,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:24,009 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:24,010 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:24,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 15:34:24,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:24,211 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:24,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:24,211 INFO L85 PathProgramCache]: Analyzing trace with hash 440247583, now seen corresponding path program 1 times [2024-11-13 15:34:24,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:24,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892281609] [2024-11-13 15:34:24,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:24,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:24,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 15:34:24,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:24,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892281609] [2024-11-13 15:34:24,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892281609] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:24,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193038107] [2024-11-13 15:34:24,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:24,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:24,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:24,772 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:34:24,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 15:34:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:25,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-13 15:34:25,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:34:26,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 15:34:26,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 15:34:26,359 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:34:26,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 15:34:26,451 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 15:34:26,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 15:34:26,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:34:26,523 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:34:27,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-11-13 15:34:27,406 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2024-11-13 15:34:27,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 1 [2024-11-13 15:34:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 15:34:27,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193038107] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:27,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:34:27,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 19] total 27 [2024-11-13 15:34:27,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952464708] [2024-11-13 15:34:27,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:27,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:34:27,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:27,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:34:27,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=595, Unknown=0, NotChecked=0, Total=702 [2024-11-13 15:34:28,788 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 992 out of 1253 [2024-11-13 15:34:28,799 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1017 places, 1039 transitions, 2113 flow. Second operand has 6 states, 6 states have (on average 995.5) internal successors, (5973), 6 states have internal predecessors, (5973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:28,799 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:28,799 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 992 of 1253 [2024-11-13 15:34:28,799 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:33,297 INFO L124 PetriNetUnfolderBase]: 1639/15273 cut-off events. [2024-11-13 15:34:33,297 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-13 15:34:33,332 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17871 conditions, 15273 events. 1639/15273 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 156318 event pairs, 544 based on Foata normal form. 0/14193 useless extension candidates. Maximal degree in co-relation 17864. Up to 2163 conditions per place. [2024-11-13 15:34:33,369 INFO L140 encePairwiseOnDemand]: 1192/1253 looper letters, 123 selfloop transitions, 222 changer transitions 0/1288 dead transitions. [2024-11-13 15:34:33,370 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1288 transitions, 3301 flow [2024-11-13 15:34:33,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:34:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 15:34:33,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6298 transitions. [2024-11-13 15:34:33,388 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8377227986166533 [2024-11-13 15:34:33,388 INFO L175 Difference]: Start difference. First operand has 1017 places, 1039 transitions, 2113 flow. Second operand 6 states and 6298 transitions. [2024-11-13 15:34:33,388 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1288 transitions, 3301 flow [2024-11-13 15:34:33,399 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1288 transitions, 3291 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 15:34:33,416 INFO L231 Difference]: Finished difference. Result has 1022 places, 1260 transitions, 3553 flow [2024-11-13 15:34:33,418 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=979, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=3553, PETRI_PLACES=1022, PETRI_TRANSITIONS=1260} [2024-11-13 15:34:33,420 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-13 15:34:33,421 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1260 transitions, 3553 flow [2024-11-13 15:34:33,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 995.5) internal successors, (5973), 6 states have internal predecessors, (5973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:33,425 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:33,426 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:33,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 15:34:33,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-13 15:34:33,627 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:33,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:33,628 INFO L85 PathProgramCache]: Analyzing trace with hash -473401098, now seen corresponding path program 1 times [2024-11-13 15:34:33,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:33,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771135984] [2024-11-13 15:34:33,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:33,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 15:34:33,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:33,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771135984] [2024-11-13 15:34:33,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771135984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:34:33,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:34:33,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:34:33,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555001274] [2024-11-13 15:34:33,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:33,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:34:33,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:33,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:34:33,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:34:33,803 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1049 out of 1253 [2024-11-13 15:34:33,808 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1022 places, 1260 transitions, 3553 flow. Second operand has 3 states, 3 states have (on average 1051.0) internal successors, (3153), 3 states have internal predecessors, (3153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:33,808 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:33,808 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1049 of 1253 [2024-11-13 15:34:33,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:35,021 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4075] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 386#L6092true, 197#L3779-16true, 1082#true, 3831#(= |#race~g_cs_x~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-13 15:34:35,021 INFO L294 olderBase$Statistics]: this new event has 370 ancestors and is cut-off event [2024-11-13 15:34:35,022 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-13 15:34:35,022 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-13 15:34:35,022 INFO L297 olderBase$Statistics]: existing Event has 369 ancestors and is cut-off event [2024-11-13 15:34:35,022 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4075] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 378#L6092-1true, Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 197#L3779-16true, 1082#true, 3831#(= |#race~g_cs_x~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-13 15:34:35,023 INFO L294 olderBase$Statistics]: this new event has 371 ancestors and is cut-off event [2024-11-13 15:34:35,023 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-13 15:34:35,023 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-13 15:34:35,023 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-13 15:34:37,144 INFO L124 PetriNetUnfolderBase]: 973/10781 cut-off events. [2024-11-13 15:34:37,144 INFO L125 PetriNetUnfolderBase]: For 769/1007 co-relation queries the response was YES. [2024-11-13 15:34:37,174 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13546 conditions, 10781 events. 973/10781 cut-off events. For 769/1007 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 89368 event pairs, 52 based on Foata normal form. 43/9985 useless extension candidates. Maximal degree in co-relation 13535. Up to 1005 conditions per place. [2024-11-13 15:34:37,198 INFO L140 encePairwiseOnDemand]: 1244/1253 looper letters, 114 selfloop transitions, 6 changer transitions 0/1285 dead transitions. [2024-11-13 15:34:37,199 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1023 places, 1285 transitions, 3871 flow [2024-11-13 15:34:37,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:34:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:34:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3214 transitions. [2024-11-13 15:34:37,207 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8550146315509444 [2024-11-13 15:34:37,207 INFO L175 Difference]: Start difference. First operand has 1022 places, 1260 transitions, 3553 flow. Second operand 3 states and 3214 transitions. [2024-11-13 15:34:37,207 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1023 places, 1285 transitions, 3871 flow [2024-11-13 15:34:37,235 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1023 places, 1285 transitions, 3871 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 15:34:37,252 INFO L231 Difference]: Finished difference. Result has 1025 places, 1264 transitions, 3599 flow [2024-11-13 15:34:37,254 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3551, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1253, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3599, PETRI_PLACES=1025, PETRI_TRANSITIONS=1264} [2024-11-13 15:34:37,256 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -54 predicate places. [2024-11-13 15:34:37,256 INFO L471 AbstractCegarLoop]: Abstraction has has 1025 places, 1264 transitions, 3599 flow [2024-11-13 15:34:37,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1051.0) internal successors, (3153), 3 states have internal predecessors, (3153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:37,259 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:37,259 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:37,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 15:34:37,260 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:37,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:37,261 INFO L85 PathProgramCache]: Analyzing trace with hash 328186383, now seen corresponding path program 1 times [2024-11-13 15:34:37,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:37,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305032703] [2024-11-13 15:34:37,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:37,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 15:34:37,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:37,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305032703] [2024-11-13 15:34:37,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305032703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:34:37,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:34:37,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:34:37,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680886466] [2024-11-13 15:34:37,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:37,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:34:37,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:37,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:34:37,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:34:37,432 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-13 15:34:37,437 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1025 places, 1264 transitions, 3599 flow. Second operand has 3 states, 3 states have (on average 1054.0) internal successors, (3162), 3 states have internal predecessors, (3162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:37,437 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:37,437 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-13 15:34:37,437 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:41,684 INFO L124 PetriNetUnfolderBase]: 1095/14075 cut-off events. [2024-11-13 15:34:41,684 INFO L125 PetriNetUnfolderBase]: For 878/1050 co-relation queries the response was YES. [2024-11-13 15:34:41,725 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17322 conditions, 14075 events. 1095/14075 cut-off events. For 878/1050 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 123344 event pairs, 53 based on Foata normal form. 39/13085 useless extension candidates. Maximal degree in co-relation 17309. Up to 1222 conditions per place. [2024-11-13 15:34:41,957 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 111 selfloop transitions, 4 changer transitions 0/1287 dead transitions. [2024-11-13 15:34:41,957 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1026 places, 1287 transitions, 3903 flow [2024-11-13 15:34:41,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:34:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:34:41,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3217 transitions. [2024-11-13 15:34:41,967 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8558127161479117 [2024-11-13 15:34:41,967 INFO L175 Difference]: Start difference. First operand has 1025 places, 1264 transitions, 3599 flow. Second operand 3 states and 3217 transitions. [2024-11-13 15:34:41,967 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1026 places, 1287 transitions, 3903 flow [2024-11-13 15:34:41,989 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1024 places, 1287 transitions, 3891 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 15:34:42,005 INFO L231 Difference]: Finished difference. Result has 1026 places, 1266 transitions, 3615 flow [2024-11-13 15:34:42,008 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3585, PETRI_DIFFERENCE_MINUEND_PLACES=1022, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3615, PETRI_PLACES=1026, PETRI_TRANSITIONS=1266} [2024-11-13 15:34:42,012 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -53 predicate places. [2024-11-13 15:34:42,012 INFO L471 AbstractCegarLoop]: Abstraction has has 1026 places, 1266 transitions, 3615 flow [2024-11-13 15:34:42,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.0) internal successors, (3162), 3 states have internal predecessors, (3162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:42,019 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:42,019 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:42,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 15:34:42,019 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:42,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:42,020 INFO L85 PathProgramCache]: Analyzing trace with hash -2123899775, now seen corresponding path program 1 times [2024-11-13 15:34:42,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:42,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43666307] [2024-11-13 15:34:42,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:42,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:42,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 15:34:42,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:42,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43666307] [2024-11-13 15:34:42,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43666307] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:42,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050833109] [2024-11-13 15:34:42,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:42,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:42,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:42,379 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:34:42,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 15:34:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:42,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:34:42,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:34:42,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 15:34:42,758 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:34:42,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 15:34:42,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050833109] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:42,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:34:42,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-13 15:34:42,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617592240] [2024-11-13 15:34:42,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:34:42,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:34:42,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:42,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:34:42,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:34:42,823 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-13 15:34:42,828 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1026 places, 1266 transitions, 3615 flow. Second operand has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:42,831 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:42,831 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-13 15:34:42,832 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:44,031 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4075] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 159#L6072true, 197#L3779-16true, 3839#true, 3834#true, Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, Black: 3831#(= |#race~g_cs_x~0| 0), 1082#true, Black: 3836#(= |#race~g_cs_y~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-13 15:34:44,031 INFO L294 olderBase$Statistics]: this new event has 350 ancestors and is cut-off event [2024-11-13 15:34:44,032 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-13 15:34:44,032 INFO L297 olderBase$Statistics]: existing Event has 349 ancestors and is cut-off event [2024-11-13 15:34:44,032 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-13 15:34:44,311 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4075] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [205#ULTIMATE.startFINALtrue, Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 3836#(= |#race~g_cs_y~0| 0), 197#L3779-16true, 3839#true, Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, Black: 3829#true, Black: 3834#true, 1082#true, Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-13 15:34:44,311 INFO L294 olderBase$Statistics]: this new event has 378 ancestors and is cut-off event [2024-11-13 15:34:44,311 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-13 15:34:44,312 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-13 15:34:44,312 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-13 15:34:47,129 INFO L124 PetriNetUnfolderBase]: 1149/14902 cut-off events. [2024-11-13 15:34:47,129 INFO L125 PetriNetUnfolderBase]: For 1006/1337 co-relation queries the response was YES. [2024-11-13 15:34:47,165 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18428 conditions, 14902 events. 1149/14902 cut-off events. For 1006/1337 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 133754 event pairs, 72 based on Foata normal form. 47/13839 useless extension candidates. Maximal degree in co-relation 18414. Up to 1302 conditions per place. [2024-11-13 15:34:47,189 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 111 selfloop transitions, 3 changer transitions 0/1288 dead transitions. [2024-11-13 15:34:47,189 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1028 places, 1288 transitions, 3915 flow [2024-11-13 15:34:47,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:34:47,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:34:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3215 transitions. [2024-11-13 15:34:47,198 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8552806597499335 [2024-11-13 15:34:47,198 INFO L175 Difference]: Start difference. First operand has 1026 places, 1266 transitions, 3615 flow. Second operand 3 states and 3215 transitions. [2024-11-13 15:34:47,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1028 places, 1288 transitions, 3915 flow [2024-11-13 15:34:47,223 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1026 places, 1288 transitions, 3907 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 15:34:47,246 INFO L231 Difference]: Finished difference. Result has 1028 places, 1267 transitions, 3625 flow [2024-11-13 15:34:47,248 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3607, PETRI_DIFFERENCE_MINUEND_PLACES=1024, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3625, PETRI_PLACES=1028, PETRI_TRANSITIONS=1267} [2024-11-13 15:34:47,249 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -51 predicate places. [2024-11-13 15:34:47,249 INFO L471 AbstractCegarLoop]: Abstraction has has 1028 places, 1267 transitions, 3625 flow [2024-11-13 15:34:47,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:47,252 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:47,252 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:47,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 15:34:47,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:47,457 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:47,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:47,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1288178240, now seen corresponding path program 1 times [2024-11-13 15:34:47,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:47,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726403559] [2024-11-13 15:34:47,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:47,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:48,011 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 15:34:48,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:48,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726403559] [2024-11-13 15:34:48,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726403559] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:48,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605179387] [2024-11-13 15:34:48,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:48,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:48,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:48,016 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:34:48,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 15:34:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:48,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 15:34:48,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:34:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 15:34:48,568 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:34:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 15:34:48,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1605179387] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:34:48,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 15:34:48,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-13 15:34:48,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485854293] [2024-11-13 15:34:48,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 15:34:48,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 15:34:48,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:48,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 15:34:48,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:34:48,770 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-13 15:34:48,785 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1028 places, 1267 transitions, 3625 flow. Second operand has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:48,785 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:48,785 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-13 15:34:48,785 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:52,646 INFO L124 PetriNetUnfolderBase]: 877/12842 cut-off events. [2024-11-13 15:34:52,646 INFO L125 PetriNetUnfolderBase]: For 712/810 co-relation queries the response was YES. [2024-11-13 15:34:52,681 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15548 conditions, 12842 events. 877/12842 cut-off events. For 712/810 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108852 event pairs, 12 based on Foata normal form. 1/12022 useless extension candidates. Maximal degree in co-relation 15533. Up to 1096 conditions per place. [2024-11-13 15:34:52,702 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 96 selfloop transitions, 7 changer transitions 0/1275 dead transitions. [2024-11-13 15:34:52,702 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1034 places, 1275 transitions, 3849 flow [2024-11-13 15:34:52,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:34:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-11-13 15:34:52,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7398 transitions. [2024-11-13 15:34:52,710 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8434614069091324 [2024-11-13 15:34:52,710 INFO L175 Difference]: Start difference. First operand has 1028 places, 1267 transitions, 3625 flow. Second operand 7 states and 7398 transitions. [2024-11-13 15:34:52,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1034 places, 1275 transitions, 3849 flow [2024-11-13 15:34:52,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1032 places, 1275 transitions, 3843 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 15:34:52,740 INFO L231 Difference]: Finished difference. Result has 1036 places, 1271 transitions, 3661 flow [2024-11-13 15:34:52,743 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3619, PETRI_DIFFERENCE_MINUEND_PLACES=1026, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3661, PETRI_PLACES=1036, PETRI_TRANSITIONS=1271} [2024-11-13 15:34:52,743 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -43 predicate places. [2024-11-13 15:34:52,744 INFO L471 AbstractCegarLoop]: Abstraction has has 1036 places, 1271 transitions, 3661 flow [2024-11-13 15:34:52,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:52,747 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:52,747 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:34:52,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-13 15:34:52,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-13 15:34:52,952 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:34:52,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:34:52,952 INFO L85 PathProgramCache]: Analyzing trace with hash 566021791, now seen corresponding path program 2 times [2024-11-13 15:34:52,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:34:52,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511771463] [2024-11-13 15:34:52,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:34:52,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:34:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:34:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 15:34:53,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:34:53,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511771463] [2024-11-13 15:34:53,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511771463] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:34:53,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [816511671] [2024-11-13 15:34:53,381 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 15:34:53,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:34:53,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:34:53,383 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:34:53,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 15:34:54,230 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 15:34:54,230 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 15:34:54,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 15:34:54,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:34:54,394 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 15:34:54,394 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:34:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 15:34:54,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [816511671] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:34:54,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 15:34:54,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-13 15:34:54,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588327540] [2024-11-13 15:34:54,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 15:34:54,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 15:34:54,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:34:54,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 15:34:54,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:34:54,809 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-13 15:34:54,819 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1036 places, 1271 transitions, 3661 flow. Second operand has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:54,819 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:34:54,819 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-13 15:34:54,819 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:34:59,896 INFO L124 PetriNetUnfolderBase]: 883/13004 cut-off events. [2024-11-13 15:34:59,896 INFO L125 PetriNetUnfolderBase]: For 720/818 co-relation queries the response was YES. [2024-11-13 15:34:59,930 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15740 conditions, 13004 events. 883/13004 cut-off events. For 720/818 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108935 event pairs, 12 based on Foata normal form. 0/12176 useless extension candidates. Maximal degree in co-relation 15722. Up to 1096 conditions per place. [2024-11-13 15:34:59,947 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 100 selfloop transitions, 9 changer transitions 0/1285 dead transitions. [2024-11-13 15:34:59,947 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1044 places, 1285 transitions, 3915 flow [2024-11-13 15:34:59,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 15:34:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-11-13 15:34:59,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9505 transitions. [2024-11-13 15:34:59,958 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8428660104637758 [2024-11-13 15:34:59,959 INFO L175 Difference]: Start difference. First operand has 1036 places, 1271 transitions, 3661 flow. Second operand 9 states and 9505 transitions. [2024-11-13 15:34:59,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1044 places, 1285 transitions, 3915 flow [2024-11-13 15:34:59,975 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1043 places, 1285 transitions, 3909 flow, removed 2 selfloop flow, removed 1 redundant places. [2024-11-13 15:34:59,986 INFO L231 Difference]: Finished difference. Result has 1046 places, 1278 transitions, 3711 flow [2024-11-13 15:34:59,987 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3655, PETRI_DIFFERENCE_MINUEND_PLACES=1035, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3711, PETRI_PLACES=1046, PETRI_TRANSITIONS=1278} [2024-11-13 15:34:59,988 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -33 predicate places. [2024-11-13 15:34:59,988 INFO L471 AbstractCegarLoop]: Abstraction has has 1046 places, 1278 transitions, 3711 flow [2024-11-13 15:34:59,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:34:59,991 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:34:59,991 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:35:00,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-13 15:35:00,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:35:00,192 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:35:00,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:35:00,193 INFO L85 PathProgramCache]: Analyzing trace with hash -663183105, now seen corresponding path program 3 times [2024-11-13 15:35:00,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:35:00,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959693396] [2024-11-13 15:35:00,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:35:00,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:35:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:35:01,792 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-13 15:35:01,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:35:01,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959693396] [2024-11-13 15:35:01,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959693396] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:35:01,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967980560] [2024-11-13 15:35:01,793 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-13 15:35:01,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:35:01,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:35:01,796 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:35:01,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-13 15:35:57,869 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-13 15:35:57,870 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 15:35:57,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 15:35:57,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:35:58,117 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-13 15:35:58,117 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:35:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-13 15:35:58,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967980560] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:35:58,826 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 15:35:58,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 13] total 23 [2024-11-13 15:35:58,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166008466] [2024-11-13 15:35:58,828 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 15:35:58,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-13 15:35:58,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:35:58,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-13 15:35:58,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2024-11-13 15:36:03,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:36:08,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:36:09,045 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1024 out of 1253 [2024-11-13 15:36:09,088 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1046 places, 1278 transitions, 3711 flow. Second operand has 23 states, 23 states have (on average 1029.0) internal successors, (23667), 23 states have internal predecessors, (23667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:09,089 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:36:09,089 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1024 of 1253 [2024-11-13 15:36:09,089 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:36:14,974 INFO L124 PetriNetUnfolderBase]: 882/13011 cut-off events. [2024-11-13 15:36:14,974 INFO L125 PetriNetUnfolderBase]: For 724/822 co-relation queries the response was YES. [2024-11-13 15:36:15,012 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15843 conditions, 13011 events. 882/13011 cut-off events. For 724/822 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 109039 event pairs, 12 based on Foata normal form. 1/12188 useless extension candidates. Maximal degree in co-relation 15822. Up to 1096 conditions per place. [2024-11-13 15:36:15,029 INFO L140 encePairwiseOnDemand]: 1232/1253 looper letters, 161 selfloop transitions, 25 changer transitions 0/1340 dead transitions. [2024-11-13 15:36:15,029 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1062 places, 1340 transitions, 4207 flow [2024-11-13 15:36:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 15:36:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2024-11-13 15:36:15,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17539 transitions. [2024-11-13 15:36:15,045 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8233885733064176 [2024-11-13 15:36:15,045 INFO L175 Difference]: Start difference. First operand has 1046 places, 1278 transitions, 3711 flow. Second operand 17 states and 17539 transitions. [2024-11-13 15:36:15,045 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1062 places, 1340 transitions, 4207 flow [2024-11-13 15:36:15,062 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1062 places, 1340 transitions, 4207 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 15:36:15,079 INFO L231 Difference]: Finished difference. Result has 1071 places, 1300 transitions, 3875 flow [2024-11-13 15:36:15,081 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3711, PETRI_DIFFERENCE_MINUEND_PLACES=1046, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=3875, PETRI_PLACES=1071, PETRI_TRANSITIONS=1300} [2024-11-13 15:36:15,082 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -8 predicate places. [2024-11-13 15:36:15,082 INFO L471 AbstractCegarLoop]: Abstraction has has 1071 places, 1300 transitions, 3875 flow [2024-11-13 15:36:15,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1029.0) internal successors, (23667), 23 states have internal predecessors, (23667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:15,090 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:36:15,090 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:36:15,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-13 15:36:15,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:36:15,291 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:36:15,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:36:15,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1247476415, now seen corresponding path program 1 times [2024-11-13 15:36:15,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:36:15,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714091504] [2024-11-13 15:36:15,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:36:15,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:36:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:36:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 15:36:16,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:36:16,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714091504] [2024-11-13 15:36:16,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714091504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:36:16,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:36:16,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:36:16,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946049997] [2024-11-13 15:36:16,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:36:16,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:36:16,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:36:16,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:36:16,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:36:16,086 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-13 15:36:16,093 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1071 places, 1300 transitions, 3875 flow. Second operand has 3 states, 3 states have (on average 1058.3333333333333) internal successors, (3175), 3 states have internal predecessors, (3175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:16,093 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:36:16,094 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-13 15:36:16,094 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:36:21,459 INFO L124 PetriNetUnfolderBase]: 876/12989 cut-off events. [2024-11-13 15:36:21,459 INFO L125 PetriNetUnfolderBase]: For 746/844 co-relation queries the response was YES. [2024-11-13 15:36:21,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15822 conditions, 12989 events. 876/12989 cut-off events. For 746/844 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108923 event pairs, 12 based on Foata normal form. 3/12174 useless extension candidates. Maximal degree in co-relation 15791. Up to 1096 conditions per place. [2024-11-13 15:36:21,527 INFO L140 encePairwiseOnDemand]: 1250/1253 looper letters, 95 selfloop transitions, 3 changer transitions 0/1292 dead transitions. [2024-11-13 15:36:21,527 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1069 places, 1292 transitions, 4045 flow [2024-11-13 15:36:21,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:36:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:36:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3191 transitions. [2024-11-13 15:36:21,530 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8488959829741952 [2024-11-13 15:36:21,530 INFO L175 Difference]: Start difference. First operand has 1071 places, 1300 transitions, 3875 flow. Second operand 3 states and 3191 transitions. [2024-11-13 15:36:21,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1069 places, 1292 transitions, 4045 flow [2024-11-13 15:36:21,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1066 places, 1292 transitions, 4039 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-11-13 15:36:21,551 INFO L231 Difference]: Finished difference. Result has 1066 places, 1292 transitions, 3849 flow [2024-11-13 15:36:21,553 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3843, PETRI_DIFFERENCE_MINUEND_PLACES=1064, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1289, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3849, PETRI_PLACES=1066, PETRI_TRANSITIONS=1292} [2024-11-13 15:36:21,553 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -13 predicate places. [2024-11-13 15:36:21,553 INFO L471 AbstractCegarLoop]: Abstraction has has 1066 places, 1292 transitions, 3849 flow [2024-11-13 15:36:21,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1058.3333333333333) internal successors, (3175), 3 states have internal predecessors, (3175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:21,554 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:36:21,555 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:36:21,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 15:36:21,555 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-13 15:36:21,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:36:21,556 INFO L85 PathProgramCache]: Analyzing trace with hash -657663781, now seen corresponding path program 1 times [2024-11-13 15:36:21,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:36:21,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071536332] [2024-11-13 15:36:21,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:36:21,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:36:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:36:21,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:36:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:36:22,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:36:22,410 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 15:36:22,412 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 74 remaining) [2024-11-13 15:36:22,415 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (72 of 74 remaining) [2024-11-13 15:36:22,415 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (71 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (70 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (69 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (68 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (67 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (66 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (65 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (64 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (63 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (62 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (61 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (60 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (59 of 74 remaining) [2024-11-13 15:36:22,416 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (58 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (57 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (56 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (55 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (54 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (53 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (52 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (51 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (50 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (49 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (48 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (47 of 74 remaining) [2024-11-13 15:36:22,417 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (46 of 74 remaining) [2024-11-13 15:36:22,419 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (45 of 74 remaining) [2024-11-13 15:36:22,419 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (44 of 74 remaining) [2024-11-13 15:36:22,419 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (43 of 74 remaining) [2024-11-13 15:36:22,420 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (42 of 74 remaining) [2024-11-13 15:36:22,420 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (41 of 74 remaining) [2024-11-13 15:36:22,420 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (40 of 74 remaining) [2024-11-13 15:36:22,420 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (39 of 74 remaining) [2024-11-13 15:36:22,420 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (38 of 74 remaining) [2024-11-13 15:36:22,420 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (37 of 74 remaining) [2024-11-13 15:36:22,421 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (36 of 74 remaining) [2024-11-13 15:36:22,421 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (35 of 74 remaining) [2024-11-13 15:36:22,421 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (34 of 74 remaining) [2024-11-13 15:36:22,421 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (33 of 74 remaining) [2024-11-13 15:36:22,421 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (32 of 74 remaining) [2024-11-13 15:36:22,421 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (31 of 74 remaining) [2024-11-13 15:36:22,422 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (30 of 74 remaining) [2024-11-13 15:36:22,422 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (29 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (28 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (27 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (26 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (25 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (24 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (23 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (22 of 74 remaining) [2024-11-13 15:36:22,423 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (21 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (20 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (19 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (18 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (17 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (16 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (15 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (14 of 74 remaining) [2024-11-13 15:36:22,424 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (13 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (12 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (11 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (10 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (9 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (8 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (7 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (6 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (5 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (4 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (3 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (2 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (1 of 74 remaining) [2024-11-13 15:36:22,425 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (0 of 74 remaining) [2024-11-13 15:36:22,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 15:36:22,426 INFO L407 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:36:22,430 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 15:36:22,430 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-13 15:36:22,766 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-13 15:36:22,795 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1876 places, 2179 transitions, 4374 flow [2024-11-13 15:36:24,854 INFO L124 PetriNetUnfolderBase]: 350/2404 cut-off events. [2024-11-13 15:36:24,854 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-13 15:36:24,984 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2416 conditions, 2404 events. 350/2404 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 11678 event pairs, 0 based on Foata normal form. 0/1963 useless extension candidates. Maximal degree in co-relation 1989. Up to 12 conditions per place. [2024-11-13 15:36:24,984 INFO L82 GeneralOperation]: Start removeDead. Operand has 1876 places, 2179 transitions, 4374 flow [2024-11-13 15:36:25,120 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1876 places, 2179 transitions, 4374 flow [2024-11-13 15:36:25,121 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:36:25,123 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1923764e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:36:25,123 INFO L334 AbstractCegarLoop]: Starting to check reachability of 105 error locations. [2024-11-13 15:36:25,127 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 15:36:25,127 INFO L124 PetriNetUnfolderBase]: 0/43 cut-off events. [2024-11-13 15:36:25,128 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 15:36:25,128 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:36:25,128 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:36:25,128 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 102 more)] === [2024-11-13 15:36:25,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:36:25,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1432065712, now seen corresponding path program 1 times [2024-11-13 15:36:25,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:36:25,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047073315] [2024-11-13 15:36:25,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:36:25,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:36:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:36:25,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:36:25,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:36:25,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047073315] [2024-11-13 15:36:25,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047073315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:36:25,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:36:25,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-13 15:36:25,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928051895] [2024-11-13 15:36:25,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:36:25,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:36:25,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:36:25,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:36:25,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:36:25,256 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1842 out of 2179 [2024-11-13 15:36:25,260 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1876 places, 2179 transitions, 4374 flow. Second operand has 2 states, 2 states have (on average 1842.5) internal successors, (3685), 2 states have internal predecessors, (3685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:25,260 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:36:25,260 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1842 of 2179 [2024-11-13 15:36:25,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:36:34,860 INFO L124 PetriNetUnfolderBase]: 1209/21896 cut-off events. [2024-11-13 15:36:34,860 INFO L125 PetriNetUnfolderBase]: For 271/271 co-relation queries the response was YES. [2024-11-13 15:36:35,101 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23228 conditions, 21896 events. 1209/21896 cut-off events. For 271/271 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 241186 event pairs, 343 based on Foata normal form. 10580/30645 useless extension candidates. Maximal degree in co-relation 4385. Up to 1212 conditions per place. [2024-11-13 15:36:35,204 INFO L140 encePairwiseOnDemand]: 1894/2179 looper letters, 52 selfloop transitions, 0 changer transitions 12/1833 dead transitions. [2024-11-13 15:36:35,204 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1778 places, 1833 transitions, 3786 flow [2024-11-13 15:36:35,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:36:35,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 15:36:35,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4021 transitions. [2024-11-13 15:36:35,210 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9226709499770537 [2024-11-13 15:36:35,210 INFO L175 Difference]: Start difference. First operand has 1876 places, 2179 transitions, 4374 flow. Second operand 2 states and 4021 transitions. [2024-11-13 15:36:35,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1778 places, 1833 transitions, 3786 flow [2024-11-13 15:36:35,220 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1778 places, 1833 transitions, 3786 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 15:36:35,239 INFO L231 Difference]: Finished difference. Result has 1778 places, 1821 transitions, 3658 flow [2024-11-13 15:36:35,241 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=2179, PETRI_DIFFERENCE_MINUEND_FLOW=3682, PETRI_DIFFERENCE_MINUEND_PLACES=1777, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1833, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1833, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=3658, PETRI_PLACES=1778, PETRI_TRANSITIONS=1821} [2024-11-13 15:36:35,241 INFO L277 CegarLoopForPetriNet]: 1876 programPoint places, -98 predicate places. [2024-11-13 15:36:35,241 INFO L471 AbstractCegarLoop]: Abstraction has has 1778 places, 1821 transitions, 3658 flow [2024-11-13 15:36:35,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1842.5) internal successors, (3685), 2 states have internal predecessors, (3685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:35,242 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:36:35,242 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:36:35,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 15:36:35,243 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 102 more)] === [2024-11-13 15:36:35,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:36:35,243 INFO L85 PathProgramCache]: Analyzing trace with hash -407845799, now seen corresponding path program 1 times [2024-11-13 15:36:35,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:36:35,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443842636] [2024-11-13 15:36:35,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:36:35,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:36:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:36:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:36:35,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:36:35,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443842636] [2024-11-13 15:36:35,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443842636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:36:35,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:36:35,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:36:35,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739411098] [2024-11-13 15:36:35,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:36:35,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:36:35,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:36:35,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:36:35,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:36:35,386 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1836 out of 2179 [2024-11-13 15:36:35,394 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1778 places, 1821 transitions, 3658 flow. Second operand has 3 states, 3 states have (on average 1838.3333333333333) internal successors, (5515), 3 states have internal predecessors, (5515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:35,394 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:36:35,394 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1836 of 2179 [2024-11-13 15:36:35,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:36:44,687 INFO L124 PetriNetUnfolderBase]: 1209/21902 cut-off events. [2024-11-13 15:36:44,687 INFO L125 PetriNetUnfolderBase]: For 271/271 co-relation queries the response was YES. [2024-11-13 15:36:44,951 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23243 conditions, 21902 events. 1209/21902 cut-off events. For 271/271 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 241028 event pairs, 343 based on Foata normal form. 1/20077 useless extension candidates. Maximal degree in co-relation 23238. Up to 1215 conditions per place. [2024-11-13 15:36:45,270 INFO L140 encePairwiseOnDemand]: 2176/2179 looper letters, 58 selfloop transitions, 2 changer transitions 0/1823 dead transitions. [2024-11-13 15:36:45,271 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1768 places, 1823 transitions, 3782 flow [2024-11-13 15:36:45,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:36:45,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:36:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 5569 transitions. [2024-11-13 15:36:45,275 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8519198409056142 [2024-11-13 15:36:45,275 INFO L175 Difference]: Start difference. First operand has 1778 places, 1821 transitions, 3658 flow. Second operand 3 states and 5569 transitions. [2024-11-13 15:36:45,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1768 places, 1823 transitions, 3782 flow [2024-11-13 15:36:45,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1768 places, 1823 transitions, 3782 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 15:36:45,293 INFO L231 Difference]: Finished difference. Result has 1769 places, 1822 transitions, 3670 flow [2024-11-13 15:36:45,295 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=2179, PETRI_DIFFERENCE_MINUEND_FLOW=3658, PETRI_DIFFERENCE_MINUEND_PLACES=1766, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1821, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1819, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3670, PETRI_PLACES=1769, PETRI_TRANSITIONS=1822} [2024-11-13 15:36:45,295 INFO L277 CegarLoopForPetriNet]: 1876 programPoint places, -107 predicate places. [2024-11-13 15:36:45,295 INFO L471 AbstractCegarLoop]: Abstraction has has 1769 places, 1822 transitions, 3670 flow [2024-11-13 15:36:45,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1838.3333333333333) internal successors, (5515), 3 states have internal predecessors, (5515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:45,296 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:36:45,297 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:36:45,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 15:36:45,297 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 102 more)] === [2024-11-13 15:36:45,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:36:45,297 INFO L85 PathProgramCache]: Analyzing trace with hash -466027173, now seen corresponding path program 1 times [2024-11-13 15:36:45,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:36:45,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629490600] [2024-11-13 15:36:45,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:36:45,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:36:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:36:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:36:45,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:36:45,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629490600] [2024-11-13 15:36:45,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629490600] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:36:45,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641173806] [2024-11-13 15:36:45,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:36:45,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:36:45,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:36:45,473 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:36:45,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6619d21-723e-4d9b-885b-ecc9cdb700ee/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-13 15:36:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:36:45,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:36:45,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:36:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:36:45,926 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:36:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 15:36:45,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641173806] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 15:36:45,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:36:45,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-13 15:36:45,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479014149] [2024-11-13 15:36:45,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:36:45,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:36:45,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:36:45,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:36:45,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:36:45,981 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1835 out of 2179 [2024-11-13 15:36:45,987 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1769 places, 1822 transitions, 3670 flow. Second operand has 3 states, 3 states have (on average 1837.6666666666667) internal successors, (5513), 3 states have internal predecessors, (5513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:36:45,987 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:36:45,987 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1835 of 2179 [2024-11-13 15:36:45,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand