./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/libvsync/mcslock.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_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/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_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/libvsync/mcslock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/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_ae80c35e-af6b-4920-8b3b-4a512b9599f2/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 185c5ecec118867d41d6d4e251a2153dc547f1cc961cdbc2b790292b6debb75b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:27:13,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:27:13,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 16:27:13,383 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:27:13,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:27:13,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:27:13,405 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:27:13,406 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:27:13,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:27:13,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:27:13,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:27:13,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:27:13,407 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:27:13,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:27:13,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:27:13,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:27:13,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:27:13,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:27:13,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:27:13,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:27:13,408 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:27:13,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:27:13,409 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:27:13,409 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:27:13,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:27:13,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:27:13,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:27:13,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:27:13,409 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:27:13,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:27:13,410 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:27:13,410 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:27:13,410 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:27:13,410 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:27:13,410 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_ae80c35e-af6b-4920-8b3b-4a512b9599f2/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 -> 185c5ecec118867d41d6d4e251a2153dc547f1cc961cdbc2b790292b6debb75b [2024-11-13 16:27:13,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:27:13,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:27:13,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:27:13,705 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:27:13,706 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:27:13,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/libvsync/mcslock.i Unable to find full path for "g++" [2024-11-13 16:27:15,572 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:27:16,157 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:27:16,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/sv-benchmarks/c/libvsync/mcslock.i [2024-11-13 16:27:16,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/data/795c4c2f0/3441c48ef3e44468adbf0287b2f00c48/FLAG81b71bee9 [2024-11-13 16:27:16,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/data/795c4c2f0/3441c48ef3e44468adbf0287b2f00c48 [2024-11-13 16:27:16,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:27:16,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:27:16,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:27:16,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:27:16,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:27:16,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:27:16" (1/1) ... [2024-11-13 16:27:16,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ab12ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:16, skipping insertion in model container [2024-11-13 16:27:16,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:27:16" (1/1) ... [2024-11-13 16:27:16,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:27:19,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:27:19,733 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:27:19,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-13 16:27:19,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-13 16:27:19,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-13 16:27:19,879 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-13 16:27:19,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-13 16:27:19,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-13 16:27:19,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-13 16:27:19,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-13 16:27:19,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-13 16:27:19,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-13 16:27:19,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-13 16:27:19,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-13 16:27:19,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-13 16:27:19,889 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-13 16:27:19,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-13 16:27:19,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-13 16:27:19,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-13 16:27:19,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-13 16:27:19,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-13 16:27:19,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-13 16:27:19,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-13 16:27:19,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-13 16:27:19,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-13 16:27:19,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-13 16:27:19,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-13 16:27:19,903 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-13 16:27:19,903 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-13 16:27:19,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-13 16:27:19,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-13 16:27:19,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-13 16:27:19,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-13 16:27:19,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-13 16:27:19,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-13 16:27:19,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-13 16:27:19,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-13 16:27:19,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-13 16:27:19,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-13 16:27:19,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-13 16:27:19,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-13 16:27:19,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-13 16:27:19,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-13 16:27:19,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-13 16:27:19,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-13 16:27:19,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-13 16:27:19,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-13 16:27:19,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-13 16:27:19,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-13 16:27:19,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-13 16:27:19,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-13 16:27:19,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-13 16:27:19,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-13 16:27:19,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-13 16:27:19,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-13 16:27:19,934 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-13 16:27:19,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-13 16:27:19,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-13 16:27:19,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-13 16:27:19,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-13 16:27:19,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-13 16:27:19,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-13 16:27:19,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-13 16:27:19,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-13 16:27:19,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-13 16:27:19,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-13 16:27:19,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-13 16:27:19,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-13 16:27:19,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-13 16:27:19,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-13 16:27:19,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-13 16:27:19,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-13 16:27:19,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-13 16:27:19,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-13 16:27:19,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-13 16:27:19,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-13 16:27:19,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-13 16:27:19,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-13 16:27:19,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-13 16:27:19,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-13 16:27:19,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-13 16:27:19,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-13 16:27:19,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-13 16:27:19,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-13 16:27:19,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-13 16:27:19,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-13 16:27:19,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-13 16:27:19,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-13 16:27:19,971 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-13 16:27:19,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-13 16:27:19,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-13 16:27:19,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-13 16:27:19,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-13 16:27:19,977 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-13 16:27:19,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-13 16:27:19,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-13 16:27:19,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-13 16:27:19,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-13 16:27:19,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-13 16:27:19,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-13 16:27:19,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-13 16:27:19,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-13 16:27:20,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:27:20,433 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:27:20,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20 WrapperNode [2024-11-13 16:27:20,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:27:20,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:27:20,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:27:20,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:27:20,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,614 INFO L138 Inliner]: procedures = 919, calls = 935, calls flagged for inlining = 830, calls inlined = 57, statements flattened = 622 [2024-11-13 16:27:20,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:27:20,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:27:20,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:27:20,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:27:20,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,629 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:27:20,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:27:20,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:27:20,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:27:20,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (1/1) ... [2024-11-13 16:27:20,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:27:20,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:27:20,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:27:20,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae80c35e-af6b-4920-8b3b-4a512b9599f2/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:27:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:27:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:27:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 16:27:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:27:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:27:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-13 16:27:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-13 16:27:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:27:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 16:27:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:27:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:27:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 16:27:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:27:20,750 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 16:27:20,996 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:27:20,999 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:27:22,248 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:27:22,249 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:27:22,559 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:27:22,559 INFO L316 CfgBuilder]: Removed 82 assume(true) statements. [2024-11-13 16:27:22,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:27:22 BoogieIcfgContainer [2024-11-13 16:27:22,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:27:22,562 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 16:27:22,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 16:27:22,572 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 16:27:22,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:27:16" (1/3) ... [2024-11-13 16:27:22,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@312301dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:27:22, skipping insertion in model container [2024-11-13 16:27:22,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:27:20" (2/3) ... [2024-11-13 16:27:22,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@312301dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:27:22, skipping insertion in model container [2024-11-13 16:27:22,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:27:22" (3/3) ... [2024-11-13 16:27:22,574 INFO L112 eAbstractionObserver]: Analyzing ICFG mcslock.i [2024-11-13 16:27:22,591 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 16:27:22,593 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG mcslock.i that has 2 procedures, 604 locations, 1 initial locations, 45 loop locations, and 25 error locations. [2024-11-13 16:27:22,594 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 16:27:22,929 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-13 16:27:23,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 607 places, 704 transitions, 1415 flow [2024-11-13 16:27:23,384 INFO L124 PetriNetUnfolderBase]: 116/784 cut-off events. [2024-11-13 16:27:23,387 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 16:27:23,412 INFO L83 FinitePrefix]: Finished finitePrefix Result has 789 conditions, 784 events. 116/784 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 2418 event pairs, 0 based on Foata normal form. 0/635 useless extension candidates. Maximal degree in co-relation 657. Up to 6 conditions per place. [2024-11-13 16:27:23,413 INFO L82 GeneralOperation]: Start removeDead. Operand has 607 places, 704 transitions, 1415 flow [2024-11-13 16:27:23,435 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 607 places, 704 transitions, 1415 flow [2024-11-13 16:27:23,448 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:27:23,469 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;@612b39f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:27:23,473 INFO L334 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2024-11-13 16:27:23,488 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:27:23,489 INFO L124 PetriNetUnfolderBase]: 14/70 cut-off events. [2024-11-13 16:27:23,489 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 16:27:23,489 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:23,490 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] [2024-11-13 16:27:23,490 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-11-13 16:27:23,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:23,496 INFO L85 PathProgramCache]: Analyzing trace with hash 979208922, now seen corresponding path program 1 times [2024-11-13 16:27:23,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:23,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338759551] [2024-11-13 16:27:23,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:23,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:23,771 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 16:27:23,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:23,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338759551] [2024-11-13 16:27:23,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338759551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:23,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:23,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:27:23,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904383160] [2024-11-13 16:27:23,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:23,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 16:27:23,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:23,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 16:27:23,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 16:27:23,824 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 704 [2024-11-13 16:27:23,831 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 607 places, 704 transitions, 1415 flow. Second operand has 2 states, 2 states have (on average 587.5) internal successors, (1175), 2 states have internal predecessors, (1175), 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 16:27:23,831 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:23,831 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 704 [2024-11-13 16:27:23,834 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:27:24,200 INFO L124 PetriNetUnfolderBase]: 14/658 cut-off events. [2024-11-13 16:27:24,200 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-13 16:27:24,204 INFO L83 FinitePrefix]: Finished finitePrefix Result has 679 conditions, 658 events. 14/658 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1986 event pairs, 0 based on Foata normal form. 283/906 useless extension candidates. Maximal degree in co-relation 570. Up to 16 conditions per place. [2024-11-13 16:27:24,208 INFO L140 encePairwiseOnDemand]: 602/704 looper letters, 15 selfloop transitions, 0 changer transitions 0/598 dead transitions. [2024-11-13 16:27:24,208 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 588 places, 598 transitions, 1233 flow [2024-11-13 16:27:24,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:27:24,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 16:27:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1291 transitions. [2024-11-13 16:27:24,234 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9169034090909091 [2024-11-13 16:27:24,238 INFO L175 Difference]: Start difference. First operand has 607 places, 704 transitions, 1415 flow. Second operand 2 states and 1291 transitions. [2024-11-13 16:27:24,239 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 588 places, 598 transitions, 1233 flow [2024-11-13 16:27:24,247 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 588 places, 598 transitions, 1233 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:27:24,257 INFO L231 Difference]: Finished difference. Result has 588 places, 598 transitions, 1203 flow [2024-11-13 16:27:24,260 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=704, PETRI_DIFFERENCE_MINUEND_FLOW=1203, PETRI_DIFFERENCE_MINUEND_PLACES=587, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=598, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=598, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1203, PETRI_PLACES=588, PETRI_TRANSITIONS=598} [2024-11-13 16:27:24,264 INFO L277 CegarLoopForPetriNet]: 607 programPoint places, -19 predicate places. [2024-11-13 16:27:24,265 INFO L471 AbstractCegarLoop]: Abstraction has has 588 places, 598 transitions, 1203 flow [2024-11-13 16:27:24,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 587.5) internal successors, (1175), 2 states have internal predecessors, (1175), 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 16:27:24,266 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:24,266 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 16:27:24,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 16:27:24,266 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-11-13 16:27:24,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:24,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1504566486, now seen corresponding path program 1 times [2024-11-13 16:27:24,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:24,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366171587] [2024-11-13 16:27:24,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:24,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:25,787 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 16:27:25,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:25,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366171587] [2024-11-13 16:27:25,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366171587] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:25,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:25,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:27:25,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892246224] [2024-11-13 16:27:25,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:25,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 16:27:25,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:25,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 16:27:25,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:27:26,084 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 568 out of 704 [2024-11-13 16:27:26,091 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 588 places, 598 transitions, 1203 flow. Second operand has 6 states, 6 states have (on average 569.5) internal successors, (3417), 6 states have internal predecessors, (3417), 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 16:27:26,091 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:26,091 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 568 of 704 [2024-11-13 16:27:26,091 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:27:27,497 INFO L124 PetriNetUnfolderBase]: 395/4738 cut-off events. [2024-11-13 16:27:27,498 INFO L125 PetriNetUnfolderBase]: For 6/20 co-relation queries the response was YES. [2024-11-13 16:27:27,511 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5374 conditions, 4738 events. 395/4738 cut-off events. For 6/20 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 46873 event pairs, 127 based on Foata normal form. 4/4354 useless extension candidates. Maximal degree in co-relation 5370. Up to 540 conditions per place. [2024-11-13 16:27:27,524 INFO L140 encePairwiseOnDemand]: 684/704 looper letters, 33 selfloop transitions, 58 changer transitions 0/655 dead transitions. [2024-11-13 16:27:27,525 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 593 places, 655 transitions, 1499 flow [2024-11-13 16:27:27,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 16:27:27,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 16:27:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3500 transitions. [2024-11-13 16:27:27,538 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8285984848484849 [2024-11-13 16:27:27,538 INFO L175 Difference]: Start difference. First operand has 588 places, 598 transitions, 1203 flow. Second operand 6 states and 3500 transitions. [2024-11-13 16:27:27,538 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 593 places, 655 transitions, 1499 flow [2024-11-13 16:27:27,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 593 places, 655 transitions, 1499 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:27:27,554 INFO L231 Difference]: Finished difference. Result has 598 places, 655 transitions, 1587 flow [2024-11-13 16:27:27,555 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=704, PETRI_DIFFERENCE_MINUEND_FLOW=1203, PETRI_DIFFERENCE_MINUEND_PLACES=588, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=598, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=579, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1587, PETRI_PLACES=598, PETRI_TRANSITIONS=655} [2024-11-13 16:27:27,556 INFO L277 CegarLoopForPetriNet]: 607 programPoint places, -9 predicate places. [2024-11-13 16:27:27,556 INFO L471 AbstractCegarLoop]: Abstraction has has 598 places, 655 transitions, 1587 flow [2024-11-13 16:27:27,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 569.5) internal successors, (3417), 6 states have internal predecessors, (3417), 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 16:27:27,558 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:27,559 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] [2024-11-13 16:27:27,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 16:27:27,559 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-11-13 16:27:27,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:27,560 INFO L85 PathProgramCache]: Analyzing trace with hash 366452081, now seen corresponding path program 1 times [2024-11-13 16:27:27,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:27,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061911520] [2024-11-13 16:27:27,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:27,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:27,614 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 16:27:27,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:27,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061911520] [2024-11-13 16:27:27,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061911520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:27,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:27,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:27:27,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594788373] [2024-11-13 16:27:27,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:27,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:27:27,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:27,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:27:27,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:27:27,643 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 577 out of 704 [2024-11-13 16:27:27,646 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 598 places, 655 transitions, 1587 flow. Second operand has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 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 16:27:27,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:27,646 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 577 of 704 [2024-11-13 16:27:27,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:27:29,039 INFO L124 PetriNetUnfolderBase]: 402/6250 cut-off events. [2024-11-13 16:27:29,039 INFO L125 PetriNetUnfolderBase]: For 629/1047 co-relation queries the response was YES. [2024-11-13 16:27:29,058 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7360 conditions, 6250 events. 402/6250 cut-off events. For 629/1047 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 56649 event pairs, 32 based on Foata normal form. 45/5958 useless extension candidates. Maximal degree in co-relation 7351. Up to 321 conditions per place. [2024-11-13 16:27:29,074 INFO L140 encePairwiseOnDemand]: 695/704 looper letters, 88 selfloop transitions, 6 changer transitions 0/672 dead transitions. [2024-11-13 16:27:29,074 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 599 places, 672 transitions, 1835 flow [2024-11-13 16:27:29,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:27:29,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:27:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2024-11-13 16:27:29,079 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8409090909090909 [2024-11-13 16:27:29,079 INFO L175 Difference]: Start difference. First operand has 598 places, 655 transitions, 1587 flow. Second operand 3 states and 1776 transitions. [2024-11-13 16:27:29,079 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 599 places, 672 transitions, 1835 flow [2024-11-13 16:27:29,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 599 places, 672 transitions, 1835 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:27:29,092 INFO L231 Difference]: Finished difference. Result has 601 places, 659 transitions, 1633 flow [2024-11-13 16:27:29,093 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=704, PETRI_DIFFERENCE_MINUEND_FLOW=1585, PETRI_DIFFERENCE_MINUEND_PLACES=597, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=654, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=648, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1633, PETRI_PLACES=601, PETRI_TRANSITIONS=659} [2024-11-13 16:27:29,094 INFO L277 CegarLoopForPetriNet]: 607 programPoint places, -6 predicate places. [2024-11-13 16:27:29,094 INFO L471 AbstractCegarLoop]: Abstraction has has 601 places, 659 transitions, 1633 flow [2024-11-13 16:27:29,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 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 16:27:29,096 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:29,096 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] [2024-11-13 16:27:29,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 16:27:29,096 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-11-13 16:27:29,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:29,097 INFO L85 PathProgramCache]: Analyzing trace with hash -26806211, now seen corresponding path program 1 times [2024-11-13 16:27:29,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:29,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290231143] [2024-11-13 16:27:29,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:29,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:29,131 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 16:27:29,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:29,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290231143] [2024-11-13 16:27:29,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290231143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:29,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:29,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:27:29,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102633416] [2024-11-13 16:27:29,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:29,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:27:29,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:29,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:27:29,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:27:29,147 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 580 out of 704 [2024-11-13 16:27:29,149 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 601 places, 659 transitions, 1633 flow. Second operand has 3 states, 3 states have (on average 580.6666666666666) internal successors, (1742), 3 states have internal predecessors, (1742), 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 16:27:29,149 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:29,149 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 580 of 704 [2024-11-13 16:27:29,150 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:27:31,029 INFO L124 PetriNetUnfolderBase]: 501/9162 cut-off events. [2024-11-13 16:27:31,029 INFO L125 PetriNetUnfolderBase]: For 734/892 co-relation queries the response was YES. [2024-11-13 16:27:31,063 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10555 conditions, 9162 events. 501/9162 cut-off events. For 734/892 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 89297 event pairs, 62 based on Foata normal form. 16/8743 useless extension candidates. Maximal degree in co-relation 10544. Up to 375 conditions per place. [2024-11-13 16:27:31,087 INFO L140 encePairwiseOnDemand]: 698/704 looper letters, 85 selfloop transitions, 4 changer transitions 0/674 dead transitions. [2024-11-13 16:27:31,087 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 602 places, 674 transitions, 1867 flow [2024-11-13 16:27:31,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:27:31,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:27:31,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1779 transitions. [2024-11-13 16:27:31,092 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8423295454545454 [2024-11-13 16:27:31,092 INFO L175 Difference]: Start difference. First operand has 601 places, 659 transitions, 1633 flow. Second operand 3 states and 1779 transitions. [2024-11-13 16:27:31,092 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 602 places, 674 transitions, 1867 flow [2024-11-13 16:27:31,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 600 places, 674 transitions, 1855 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:27:31,106 INFO L231 Difference]: Finished difference. Result has 602 places, 661 transitions, 1649 flow [2024-11-13 16:27:31,107 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=704, PETRI_DIFFERENCE_MINUEND_FLOW=1619, PETRI_DIFFERENCE_MINUEND_PLACES=598, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=658, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=654, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1649, PETRI_PLACES=602, PETRI_TRANSITIONS=661} [2024-11-13 16:27:31,108 INFO L277 CegarLoopForPetriNet]: 607 programPoint places, -5 predicate places. [2024-11-13 16:27:31,108 INFO L471 AbstractCegarLoop]: Abstraction has has 602 places, 661 transitions, 1649 flow [2024-11-13 16:27:31,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 580.6666666666666) internal successors, (1742), 3 states have internal predecessors, (1742), 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 16:27:31,109 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:31,110 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] [2024-11-13 16:27:31,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 16:27:31,110 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-11-13 16:27:31,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:31,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1303872528, now seen corresponding path program 1 times [2024-11-13 16:27:31,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:31,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689739212] [2024-11-13 16:27:31,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:31,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:31,195 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 16:27:31,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:31,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689739212] [2024-11-13 16:27:31,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689739212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:31,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:31,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:27:31,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25452412] [2024-11-13 16:27:31,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:31,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:27:31,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:31,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:27:31,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:27:31,234 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 581 out of 704 [2024-11-13 16:27:31,236 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 602 places, 661 transitions, 1649 flow. Second operand has 3 states, 3 states have (on average 582.3333333333334) internal successors, (1747), 3 states have internal predecessors, (1747), 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 16:27:31,237 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:31,237 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 581 of 704 [2024-11-13 16:27:31,237 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:27:32,884 INFO L124 PetriNetUnfolderBase]: 457/8956 cut-off events. [2024-11-13 16:27:32,885 INFO L125 PetriNetUnfolderBase]: For 727/1184 co-relation queries the response was YES. [2024-11-13 16:27:32,908 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10362 conditions, 8956 events. 457/8956 cut-off events. For 727/1184 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 88034 event pairs, 77 based on Foata normal form. 10/8560 useless extension candidates. Maximal degree in co-relation 10350. Up to 446 conditions per place. [2024-11-13 16:27:32,922 INFO L140 encePairwiseOnDemand]: 701/704 looper letters, 87 selfloop transitions, 2 changer transitions 0/677 dead transitions. [2024-11-13 16:27:32,922 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 604 places, 677 transitions, 1897 flow [2024-11-13 16:27:32,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:27:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:27:32,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1778 transitions. [2024-11-13 16:27:32,927 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418560606060606 [2024-11-13 16:27:32,927 INFO L175 Difference]: Start difference. First operand has 602 places, 661 transitions, 1649 flow. Second operand 3 states and 1778 transitions. [2024-11-13 16:27:32,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 604 places, 677 transitions, 1897 flow [2024-11-13 16:27:32,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 602 places, 677 transitions, 1889 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:27:32,940 INFO L231 Difference]: Finished difference. Result has 603 places, 661 transitions, 1649 flow [2024-11-13 16:27:32,941 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=704, PETRI_DIFFERENCE_MINUEND_FLOW=1641, PETRI_DIFFERENCE_MINUEND_PLACES=600, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=661, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=659, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1649, PETRI_PLACES=603, PETRI_TRANSITIONS=661} [2024-11-13 16:27:32,942 INFO L277 CegarLoopForPetriNet]: 607 programPoint places, -4 predicate places. [2024-11-13 16:27:32,942 INFO L471 AbstractCegarLoop]: Abstraction has has 603 places, 661 transitions, 1649 flow [2024-11-13 16:27:32,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 582.3333333333334) internal successors, (1747), 3 states have internal predecessors, (1747), 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 16:27:32,943 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:32,943 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] [2024-11-13 16:27:32,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 16:27:32,944 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-11-13 16:27:32,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:32,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1337011727, now seen corresponding path program 1 times [2024-11-13 16:27:32,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:32,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884821494] [2024-11-13 16:27:32,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:32,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:27:32,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:27:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:27:33,060 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:27:33,061 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 16:27:33,061 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 46 remaining) [2024-11-13 16:27:33,063 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (44 of 46 remaining) [2024-11-13 16:27:33,064 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (43 of 46 remaining) [2024-11-13 16:27:33,064 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (42 of 46 remaining) [2024-11-13 16:27:33,064 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (41 of 46 remaining) [2024-11-13 16:27:33,064 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (40 of 46 remaining) [2024-11-13 16:27:33,064 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (39 of 46 remaining) [2024-11-13 16:27:33,065 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (38 of 46 remaining) [2024-11-13 16:27:33,065 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (37 of 46 remaining) [2024-11-13 16:27:33,065 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (36 of 46 remaining) [2024-11-13 16:27:33,065 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (35 of 46 remaining) [2024-11-13 16:27:33,065 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (34 of 46 remaining) [2024-11-13 16:27:33,065 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (33 of 46 remaining) [2024-11-13 16:27:33,065 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (32 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (31 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (30 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (29 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (28 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (27 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (26 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (25 of 46 remaining) [2024-11-13 16:27:33,066 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (24 of 46 remaining) [2024-11-13 16:27:33,067 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (23 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (22 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (21 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (20 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (19 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (18 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (17 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (16 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (15 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (14 of 46 remaining) [2024-11-13 16:27:33,068 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (13 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (12 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (11 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (10 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (9 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (8 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (7 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (6 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (5 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (4 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (3 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (2 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (1 of 46 remaining) [2024-11-13 16:27:33,069 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (0 of 46 remaining) [2024-11-13 16:27:33,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 16:27:33,070 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-13 16:27:33,073 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 16:27:33,073 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-13 16:27:33,368 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-13 16:27:33,388 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1104 places, 1277 transitions, 2570 flow [2024-11-13 16:27:34,022 INFO L124 PetriNetUnfolderBase]: 220/1502 cut-off events. [2024-11-13 16:27:34,022 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-13 16:27:34,056 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1514 conditions, 1502 events. 220/1502 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 6960 event pairs, 0 based on Foata normal form. 0/1219 useless extension candidates. Maximal degree in co-relation 1283. Up to 12 conditions per place. [2024-11-13 16:27:34,057 INFO L82 GeneralOperation]: Start removeDead. Operand has 1104 places, 1277 transitions, 2570 flow [2024-11-13 16:27:34,087 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1104 places, 1277 transitions, 2570 flow [2024-11-13 16:27:34,088 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:27:34,089 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;@612b39f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:27:34,089 INFO L334 AbstractCegarLoop]: Starting to check reachability of 66 error locations. [2024-11-13 16:27:34,094 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:27:34,094 INFO L124 PetriNetUnfolderBase]: 14/70 cut-off events. [2024-11-13 16:27:34,094 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 16:27:34,094 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:34,095 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] [2024-11-13 16:27:34,095 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 63 more)] === [2024-11-13 16:27:34,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:34,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1099508902, now seen corresponding path program 1 times [2024-11-13 16:27:34,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:34,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69120712] [2024-11-13 16:27:34,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:34,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:34,123 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 16:27:34,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:34,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69120712] [2024-11-13 16:27:34,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69120712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:34,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:34,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:27:34,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545885010] [2024-11-13 16:27:34,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:34,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 16:27:34,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:34,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 16:27:34,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 16:27:34,130 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1065 out of 1277 [2024-11-13 16:27:34,132 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1104 places, 1277 transitions, 2570 flow. Second operand has 2 states, 2 states have (on average 1065.5) internal successors, (2131), 2 states have internal predecessors, (2131), 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 16:27:34,133 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:34,133 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1065 of 1277 [2024-11-13 16:27:34,133 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:27:36,938 INFO L124 PetriNetUnfolderBase]: 406/9804 cut-off events. [2024-11-13 16:27:36,938 INFO L125 PetriNetUnfolderBase]: For 147/147 co-relation queries the response was YES. [2024-11-13 16:27:37,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10330 conditions, 9804 events. 406/9804 cut-off events. For 147/147 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 106823 event pairs, 208 based on Foata normal form. 5022/14227 useless extension candidates. Maximal degree in co-relation 1381. Up to 449 conditions per place. [2024-11-13 16:27:37,163 INFO L140 encePairwiseOnDemand]: 1095/1277 looper letters, 30 selfloop transitions, 0 changer transitions 0/1091 dead transitions. [2024-11-13 16:27:37,164 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1069 places, 1091 transitions, 2258 flow [2024-11-13 16:27:37,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:27:37,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 16:27:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2342 transitions. [2024-11-13 16:27:37,171 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9169929522317932 [2024-11-13 16:27:37,171 INFO L175 Difference]: Start difference. First operand has 1104 places, 1277 transitions, 2570 flow. Second operand 2 states and 2342 transitions. [2024-11-13 16:27:37,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1069 places, 1091 transitions, 2258 flow [2024-11-13 16:27:37,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1069 places, 1091 transitions, 2258 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:27:37,193 INFO L231 Difference]: Finished difference. Result has 1069 places, 1091 transitions, 2198 flow [2024-11-13 16:27:37,194 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1277, PETRI_DIFFERENCE_MINUEND_FLOW=2198, PETRI_DIFFERENCE_MINUEND_PLACES=1068, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1091, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1091, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2198, PETRI_PLACES=1069, PETRI_TRANSITIONS=1091} [2024-11-13 16:27:37,198 INFO L277 CegarLoopForPetriNet]: 1104 programPoint places, -35 predicate places. [2024-11-13 16:27:37,199 INFO L471 AbstractCegarLoop]: Abstraction has has 1069 places, 1091 transitions, 2198 flow [2024-11-13 16:27:37,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1065.5) internal successors, (2131), 2 states have internal predecessors, (2131), 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 16:27:37,200 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:37,200 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 16:27:37,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 16:27:37,201 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 63 more)] === [2024-11-13 16:27:37,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:37,201 INFO L85 PathProgramCache]: Analyzing trace with hash 692501654, now seen corresponding path program 1 times [2024-11-13 16:27:37,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:37,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769467628] [2024-11-13 16:27:37,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:37,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:38,142 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 16:27:38,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:38,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769467628] [2024-11-13 16:27:38,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769467628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:38,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:38,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:27:38,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047363116] [2024-11-13 16:27:38,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:38,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 16:27:38,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:38,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 16:27:38,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:27:38,398 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1046 out of 1277 [2024-11-13 16:27:38,408 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1069 places, 1091 transitions, 2198 flow. Second operand has 6 states, 6 states have (on average 1047.5) internal successors, (6285), 6 states have internal predecessors, (6285), 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 16:27:38,408 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:38,408 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1046 of 1277 [2024-11-13 16:27:38,409 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:27:56,617 INFO L124 PetriNetUnfolderBase]: 11474/81754 cut-off events. [2024-11-13 16:27:56,617 INFO L125 PetriNetUnfolderBase]: For 650/896 co-relation queries the response was YES. [2024-11-13 16:27:57,437 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96711 conditions, 81754 events. 11474/81754 cut-off events. For 650/896 co-relation queries the response was YES. Maximal size of possible extension queue 1277. Compared 1304761 event pairs, 5009 based on Foata normal form. 60/75485 useless extension candidates. Maximal degree in co-relation 96706. Up to 13532 conditions per place. [2024-11-13 16:27:57,991 INFO L140 encePairwiseOnDemand]: 1244/1277 looper letters, 49 selfloop transitions, 110 changer transitions 0/1201 dead transitions. [2024-11-13 16:27:57,992 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1074 places, 1201 transitions, 2741 flow [2024-11-13 16:27:57,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 16:27:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 16:27:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6436 transitions. [2024-11-13 16:27:58,005 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.839989558861916 [2024-11-13 16:27:58,005 INFO L175 Difference]: Start difference. First operand has 1069 places, 1091 transitions, 2198 flow. Second operand 6 states and 6436 transitions. [2024-11-13 16:27:58,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1074 places, 1201 transitions, 2741 flow [2024-11-13 16:27:58,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1074 places, 1201 transitions, 2741 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:27:58,025 INFO L231 Difference]: Finished difference. Result has 1079 places, 1200 transitions, 2920 flow [2024-11-13 16:27:58,026 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1277, PETRI_DIFFERENCE_MINUEND_FLOW=2198, PETRI_DIFFERENCE_MINUEND_PLACES=1069, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1091, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1059, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2920, PETRI_PLACES=1079, PETRI_TRANSITIONS=1200} [2024-11-13 16:27:58,028 INFO L277 CegarLoopForPetriNet]: 1104 programPoint places, -25 predicate places. [2024-11-13 16:27:58,029 INFO L471 AbstractCegarLoop]: Abstraction has has 1079 places, 1200 transitions, 2920 flow [2024-11-13 16:27:58,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1047.5) internal successors, (6285), 6 states have internal predecessors, (6285), 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 16:27:58,032 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:27:58,033 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] [2024-11-13 16:27:58,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 16:27:58,033 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (and 63 more)] === [2024-11-13 16:27:58,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:27:58,033 INFO L85 PathProgramCache]: Analyzing trace with hash -965951538, now seen corresponding path program 1 times [2024-11-13 16:27:58,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:27:58,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477544290] [2024-11-13 16:27:58,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:27:58,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:27:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:27:58,071 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 16:27:58,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:27:58,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477544290] [2024-11-13 16:27:58,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477544290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:27:58,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:27:58,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:27:58,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419229458] [2024-11-13 16:27:58,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:27:58,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:27:58,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:27:58,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:27:58,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:27:58,101 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1051 out of 1277 [2024-11-13 16:27:58,105 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1079 places, 1200 transitions, 2920 flow. Second operand has 3 states, 3 states have (on average 1051.6666666666667) internal successors, (3155), 3 states have internal predecessors, (3155), 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 16:27:58,105 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:27:58,105 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1051 of 1277 [2024-11-13 16:27:58,105 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:18,380 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4060] L3803-->L3803-7: Formula: (let ((.cse0 (select |v_#race_719| |v_runThread1of2ForFork0_vatomicptr_read_~a#1.base_7|)) (.cse3 (+ |v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7| 1)) (.cse1 (+ 2 |v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7|)) (.cse2 (+ 3 |v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7|))) (and (= (select (select |v_#memory_$Pointer$.offset_323| |v_runThread1of2ForFork0_vatomicptr_read_~a#1.base_7|) |v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7|) |v_runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.offset_3|) (= (select .cse0 .cse1) 0) (= (select .cse0 .cse2) 0) (= (select .cse0 .cse3) 0) (= (select .cse0 |v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7|) 0) (= |v_#race_719| (store |v_#race_720| |v_runThread1of2ForFork0_vatomicptr_read_~a#1.base_7| (store (store (store (store (select |v_#race_720| |v_runThread1of2ForFork0_vatomicptr_read_~a#1.base_7|) |v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7| 0) .cse3 0) .cse1 0) .cse2 0))) (= (select (select |v_#memory_$Pointer$.base_323| |v_runThread1of2ForFork0_vatomicptr_read_~a#1.base_7|) |v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7|) |v_runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.base_3|))) InVars {#race=|v_#race_720|, runThread1of2ForFork0_vatomicptr_read_~a#1.offset=|v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_323|, runThread1of2ForFork0_vatomicptr_read_~a#1.base=|v_runThread1of2ForFork0_vatomicptr_read_~a#1.base_7|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_323|} OutVars{#race=|v_#race_719|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_323|, runThread1of2ForFork0_vatomicptr_read_~a#1.base=|v_runThread1of2ForFork0_vatomicptr_read_~a#1.base_7|, runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.offset=|v_runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.offset_3|, runThread1of2ForFork0_vatomicptr_read_~a#1.offset=|v_runThread1of2ForFork0_vatomicptr_read_~a#1.offset_7|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_323|, runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.base=|v_runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.base_3|} AuxVars[] AssignedVars[#race, runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.offset, runThread1of2ForFork0_vatomicptr_read_#t~mem435#1.base][308], [592#L3803-7true, 1109#true, 478#L3899-13true, 1105#true, 1120#true, 1103#true, 903#L6030-6true, Black: 1112#(and (or (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)) 1)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|)) (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|)))), 1107#true, Black: 1111#(or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|)) (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|))), Black: 1114#(and (or (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) 2 |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))))) (and (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296))))) (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) (- 17179869181) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))))) (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) 3 |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)) 1)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|)) (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|)))), Black: 1113#(and (or (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) 2 |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))))) (and (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296))))) (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)))) (or (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet821#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)) 1)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~1#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|)) (and (<= (mod |ULTIMATE.start_main_~i~1#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* |ULTIMATE.start_main_~i~1#1| 4) |ULTIMATE.start_main_~#t~0#1.offset| (* (- 17179869184) (div |ULTIMATE.start_main_~i~1#1| 4294967296)))) |ULTIMATE.start_main_#t~nondet821#1|))))]) [2024-11-13 16:28:18,381 INFO L294 olderBase$Statistics]: this new event has 277 ancestors and is cut-off event [2024-11-13 16:28:18,381 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2024-11-13 16:28:18,381 INFO L297 olderBase$Statistics]: existing Event has 285 ancestors and is cut-off event [2024-11-13 16:28:18,381 INFO L297 olderBase$Statistics]: existing Event has 274 ancestors and is cut-off event