./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/libvsync/hemlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/libvsync/hemlock.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32f4670f2030763bd67badb5cbfcc478b68d183a08014f4e493405aced06d0a1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 14:45:35,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 14:45:35,956 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-10 14:45:35,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 14:45:35,961 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 14:45:35,983 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 14:45:35,983 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 14:45:35,983 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 14:45:35,984 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 14:45:35,986 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 14:45:35,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 14:45:35,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 14:45:35,987 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 14:45:35,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 14:45:35,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 14:45:35,989 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 14:45:35,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 14:45:35,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 14:45:35,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 14:45:35,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 14:45:35,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 14:45:35,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 14:45:35,991 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-10 14:45:35,991 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 14:45:35,991 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 14:45:35,991 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 14:45:35,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 14:45:35,992 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 14:45:35,992 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 14:45:35,992 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 14:45:35,992 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 14:45:35,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:45:35,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 14:45:35,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 14:45:35,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 14:45:35,994 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 14:45:35,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 14:45:35,994 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 14:45:35,994 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 14:45:35,994 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 14:45:35,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 14:45:35,995 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32f4670f2030763bd67badb5cbfcc478b68d183a08014f4e493405aced06d0a1 [2024-11-10 14:45:36,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 14:45:36,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 14:45:36,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 14:45:36,214 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 14:45:36,215 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 14:45:36,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/libvsync/hemlock.i [2024-11-10 14:45:37,482 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 14:45:37,786 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 14:45:37,786 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/libvsync/hemlock.i [2024-11-10 14:45:37,827 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14c1d0468/9e31075103ce45cfa8107360d63f0bbd/FLAG990a53345 [2024-11-10 14:45:37,839 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14c1d0468/9e31075103ce45cfa8107360d63f0bbd [2024-11-10 14:45:37,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 14:45:37,842 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 14:45:37,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 14:45:37,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 14:45:37,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 14:45:37,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:45:37" (1/1) ... [2024-11-10 14:45:37,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fcfaa88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:37, skipping insertion in model container [2024-11-10 14:45:37,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:45:37" (1/1) ... [2024-11-10 14:45:37,925 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 14:45:39,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:45:39,609 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 14:45:39,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-10 14:45:39,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-10 14:45:39,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-10 14:45:39,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-10 14:45:39,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-10 14:45:39,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-10 14:45:39,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-10 14:45:39,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-10 14:45:39,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-10 14:45:39,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-10 14:45:39,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-10 14:45:39,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-10 14:45:39,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-10 14:45:39,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-10 14:45:39,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-10 14:45:39,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-10 14:45:39,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-10 14:45:39,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-10 14:45:39,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-10 14:45:39,668 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-10 14:45:39,668 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-10 14:45:39,668 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-10 14:45:39,668 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-10 14:45:39,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-10 14:45:39,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-10 14:45:39,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-10 14:45:39,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-10 14:45:39,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-10 14:45:39,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-10 14:45:39,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-10 14:45:39,672 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-10 14:45:39,672 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-10 14:45:39,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-10 14:45:39,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-10 14:45:39,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-10 14:45:39,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-10 14:45:39,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-10 14:45:39,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-10 14:45:39,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-10 14:45:39,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-10 14:45:39,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-10 14:45:39,677 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-10 14:45:39,677 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-10 14:45:39,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-10 14:45:39,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-10 14:45:39,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-10 14:45:39,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-10 14:45:39,680 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-10 14:45:39,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-10 14:45:39,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-10 14:45:39,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-10 14:45:39,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-10 14:45:39,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-10 14:45:39,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-10 14:45:39,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-10 14:45:39,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-10 14:45:39,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-10 14:45:39,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-10 14:45:39,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-10 14:45:39,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-10 14:45:39,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-10 14:45:39,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-10 14:45:39,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-10 14:45:39,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-10 14:45:39,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-10 14:45:39,691 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-10 14:45:39,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-10 14:45:39,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-10 14:45:39,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-10 14:45:39,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-10 14:45:39,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-10 14:45:39,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-10 14:45:39,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-10 14:45:39,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-10 14:45:39,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-10 14:45:39,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-10 14:45:39,696 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-10 14:45:39,696 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-10 14:45:39,696 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-10 14:45:39,697 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-10 14:45:39,697 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-10 14:45:39,698 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-10 14:45:39,699 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-10 14:45:39,699 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-10 14:45:39,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-10 14:45:39,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-10 14:45:39,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-10 14:45:39,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-10 14:45:39,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-10 14:45:39,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-10 14:45:39,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-10 14:45:39,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-10 14:45:39,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-10 14:45:39,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-10 14:45:39,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-10 14:45:39,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-10 14:45:39,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-10 14:45:39,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-10 14:45:39,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-10 14:45:39,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-10 14:45:39,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:45:39,989 INFO L204 MainTranslator]: Completed translation [2024-11-10 14:45:39,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39 WrapperNode [2024-11-10 14:45:39,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 14:45:39,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 14:45:39,991 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 14:45:39,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 14:45:39,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,137 INFO L138 Inliner]: procedures = 919, calls = 930, calls flagged for inlining = 826, calls inlined = 97, statements flattened = 1051 [2024-11-10 14:45:40,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 14:45:40,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 14:45:40,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 14:45:40,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 14:45:40,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,186 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 14:45:40,212 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 14:45:40,212 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 14:45:40,212 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 14:45:40,213 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (1/1) ... [2024-11-10 14:45:40,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:45:40,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 14:45:40,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 14:45:40,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 14:45:40,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-10 14:45:40,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 14:45:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-10 14:45:40,282 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-10 14:45:40,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-10 14:45:40,285 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-10 14:45:40,436 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 14:45:40,438 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 14:45:40,619 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6019: havoc main_~#t~0#1.base, main_~#t~0#1.offset; [2024-11-10 14:45:40,619 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6019-1: SUMMARY for call ULTIMATE.dealloc(main_~#t~0#1.base, main_~#t~0#1.offset); srcloc: null [2024-11-10 14:45:41,411 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3700: havoc vatomicptr_cmpxchg_rel_#t~ret419#1.base, vatomicptr_cmpxchg_rel_#t~ret419#1.offset; [2024-11-10 14:45:41,411 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3700-9: havoc vatomicptr_cmpxchg_rel_#t~ret419#1.base, vatomicptr_cmpxchg_rel_#t~ret419#1.offset; [2024-11-10 14:45:41,411 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3700-18: havoc vatomicptr_cmpxchg_rel_#t~ret419#1.base, vatomicptr_cmpxchg_rel_#t~ret419#1.offset; [2024-11-10 14:45:41,411 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705: havoc vatomicptr_await_eq_rlx_#t~ret420#1.base, vatomicptr_await_eq_rlx_#t~ret420#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-9: havoc vatomicptr_await_eq_rlx_#t~ret420#1.base, vatomicptr_await_eq_rlx_#t~ret420#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3705-18: havoc vatomicptr_await_eq_rlx_#t~ret420#1.base, vatomicptr_await_eq_rlx_#t~ret420#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3720: havoc vatomicptr_await_neq_acq_#t~ret423#1.base, vatomicptr_await_neq_acq_#t~ret423#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3720-9: havoc vatomicptr_await_neq_acq_#t~ret423#1.base, vatomicptr_await_neq_acq_#t~ret423#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3720-18: havoc vatomicptr_await_neq_acq_#t~ret423#1.base, vatomicptr_await_neq_acq_#t~ret423#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655: havoc vatomicptr_read_rlx_#t~ret412#1.base, vatomicptr_read_rlx_#t~ret412#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655-9: havoc vatomicptr_read_rlx_#t~ret412#1.base, vatomicptr_read_rlx_#t~ret412#1.offset; [2024-11-10 14:45:41,412 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655-18: havoc vatomicptr_read_rlx_#t~ret412#1.base, vatomicptr_read_rlx_#t~ret412#1.offset; [2024-11-10 14:45:41,414 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-10 14:45:41,414 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 14:45:41,629 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 14:45:41,630 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 14:45:41,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:45:41 BoogieIcfgContainer [2024-11-10 14:45:41,630 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 14:45:41,633 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 14:45:41,633 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 14:45:41,635 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 14:45:41,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:45:37" (1/3) ... [2024-11-10 14:45:41,636 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53918eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:45:41, skipping insertion in model container [2024-11-10 14:45:41,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:39" (2/3) ... [2024-11-10 14:45:41,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53918eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:45:41, skipping insertion in model container [2024-11-10 14:45:41,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:45:41" (3/3) ... [2024-11-10 14:45:41,638 INFO L112 eAbstractionObserver]: Analyzing ICFG hemlock.i [2024-11-10 14:45:41,651 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 14:45:41,651 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2024-11-10 14:45:41,651 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-10 14:45:41,867 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-10 14:45:41,910 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1054 places, 1211 transitions, 2429 flow [2024-11-10 14:45:42,141 INFO L124 PetriNetUnfolderBase]: 176/1294 cut-off events. [2024-11-10 14:45:42,142 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-10 14:45:42,159 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1299 conditions, 1294 events. 176/1294 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 5023 event pairs, 0 based on Foata normal form. 0/1071 useless extension candidates. Maximal degree in co-relation 1163. Up to 6 conditions per place. [2024-11-10 14:45:42,160 INFO L82 GeneralOperation]: Start removeDead. Operand has 1054 places, 1211 transitions, 2429 flow [2024-11-10 14:45:42,175 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1054 places, 1211 transitions, 2429 flow [2024-11-10 14:45:42,187 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:45:42,193 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;@6c3bdf4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:45:42,194 INFO L334 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2024-11-10 14:45:42,200 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:45:42,200 INFO L124 PetriNetUnfolderBase]: 14/76 cut-off events. [2024-11-10 14:45:42,200 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:45:42,201 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:42,201 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] [2024-11-10 14:45:42,201 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-10 14:45:42,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:42,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1371419965, now seen corresponding path program 1 times [2024-11-10 14:45:42,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:42,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192591158] [2024-11-10 14:45:42,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:42,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:42,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:42,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192591158] [2024-11-10 14:45:42,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192591158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:42,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:42,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:45:42,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981534663] [2024-11-10 14:45:42,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:42,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 14:45:42,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:42,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 14:45:42,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 14:45:42,440 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1022 out of 1211 [2024-11-10 14:45:42,446 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1054 places, 1211 transitions, 2429 flow. Second operand has 2 states, 2 states have (on average 1022.5) internal successors, (2045), 2 states have internal predecessors, (2045), 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) [2024-11-10 14:45:42,447 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:42,447 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1022 of 1211 [2024-11-10 14:45:42,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:42,767 INFO L124 PetriNetUnfolderBase]: 27/1107 cut-off events. [2024-11-10 14:45:42,767 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-10 14:45:42,772 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1139 conditions, 1107 events. 27/1107 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 4338 event pairs, 0 based on Foata normal form. 533/1592 useless extension candidates. Maximal degree in co-relation 1026. Up to 27 conditions per place. [2024-11-10 14:45:42,775 INFO L140 encePairwiseOnDemand]: 1048/1211 looper letters, 26 selfloop transitions, 0 changer transitions 0/1044 dead transitions. [2024-11-10 14:45:42,776 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1021 places, 1044 transitions, 2147 flow [2024-11-10 14:45:42,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 14:45:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-10 14:45:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2233 transitions. [2024-11-10 14:45:42,791 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9219653179190751 [2024-11-10 14:45:42,792 INFO L175 Difference]: Start difference. First operand has 1054 places, 1211 transitions, 2429 flow. Second operand 2 states and 2233 transitions. [2024-11-10 14:45:42,793 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1021 places, 1044 transitions, 2147 flow [2024-11-10 14:45:42,799 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1021 places, 1044 transitions, 2147 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:45:42,809 INFO L231 Difference]: Finished difference. Result has 1021 places, 1044 transitions, 2095 flow [2024-11-10 14:45:42,812 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1211, PETRI_DIFFERENCE_MINUEND_FLOW=2095, PETRI_DIFFERENCE_MINUEND_PLACES=1020, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1044, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1044, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2095, PETRI_PLACES=1021, PETRI_TRANSITIONS=1044} [2024-11-10 14:45:42,814 INFO L277 CegarLoopForPetriNet]: 1054 programPoint places, -33 predicate places. [2024-11-10 14:45:42,814 INFO L471 AbstractCegarLoop]: Abstraction has has 1021 places, 1044 transitions, 2095 flow [2024-11-10 14:45:42,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1022.5) internal successors, (2045), 2 states have internal predecessors, (2045), 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) [2024-11-10 14:45:42,816 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:42,816 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] [2024-11-10 14:45:42,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 14:45:42,816 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-10 14:45:42,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:42,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1172254458, now seen corresponding path program 1 times [2024-11-10 14:45:42,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:42,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628143021] [2024-11-10 14:45:42,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:42,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:43,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:43,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:43,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628143021] [2024-11-10 14:45:43,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628143021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:43,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:43,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:45:43,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893497051] [2024-11-10 14:45:43,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:43,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:45:43,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:43,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:45:43,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:45:43,676 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1003 out of 1211 [2024-11-10 14:45:43,682 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1021 places, 1044 transitions, 2095 flow. Second operand has 6 states, 6 states have (on average 1004.5) internal successors, (6027), 6 states have internal predecessors, (6027), 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) [2024-11-10 14:45:43,682 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:43,682 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1003 of 1211 [2024-11-10 14:45:43,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:44,974 INFO L124 PetriNetUnfolderBase]: 706/8819 cut-off events. [2024-11-10 14:45:44,974 INFO L125 PetriNetUnfolderBase]: For 6/18 co-relation queries the response was YES. [2024-11-10 14:45:44,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9917 conditions, 8819 events. 706/8819 cut-off events. For 6/18 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 98597 event pairs, 237 based on Foata normal form. 4/8150 useless extension candidates. Maximal degree in co-relation 9913. Up to 936 conditions per place. [2024-11-10 14:45:45,006 INFO L140 encePairwiseOnDemand]: 1180/1211 looper letters, 44 selfloop transitions, 102 changer transitions 0/1145 dead transitions. [2024-11-10 14:45:45,006 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1026 places, 1145 transitions, 2589 flow [2024-11-10 14:45:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:45:45,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:45:45,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6165 transitions. [2024-11-10 14:45:45,015 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8484723369116433 [2024-11-10 14:45:45,015 INFO L175 Difference]: Start difference. First operand has 1021 places, 1044 transitions, 2095 flow. Second operand 6 states and 6165 transitions. [2024-11-10 14:45:45,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1026 places, 1145 transitions, 2589 flow [2024-11-10 14:45:45,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1026 places, 1145 transitions, 2589 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:45:45,030 INFO L231 Difference]: Finished difference. Result has 1031 places, 1145 transitions, 2765 flow [2024-11-10 14:45:45,031 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1211, PETRI_DIFFERENCE_MINUEND_FLOW=2095, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1044, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1014, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2765, PETRI_PLACES=1031, PETRI_TRANSITIONS=1145} [2024-11-10 14:45:45,032 INFO L277 CegarLoopForPetriNet]: 1054 programPoint places, -23 predicate places. [2024-11-10 14:45:45,032 INFO L471 AbstractCegarLoop]: Abstraction has has 1031 places, 1145 transitions, 2765 flow [2024-11-10 14:45:45,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1004.5) internal successors, (6027), 6 states have internal predecessors, (6027), 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) [2024-11-10 14:45:45,035 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:45,035 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:45,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 14:45:45,035 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-10 14:45:45,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:45,036 INFO L85 PathProgramCache]: Analyzing trace with hash -171582175, now seen corresponding path program 1 times [2024-11-10 14:45:45,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:45,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405544485] [2024-11-10 14:45:45,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:45,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:45,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:45,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:45,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405544485] [2024-11-10 14:45:45,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405544485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:45,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:45,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:45:45,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884075306] [2024-11-10 14:45:45,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:45,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:45:45,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:45,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:45:45,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:45:45,094 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1012 out of 1211 [2024-11-10 14:45:45,097 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1031 places, 1145 transitions, 2765 flow. Second operand has 3 states, 3 states have (on average 1012.6666666666666) internal successors, (3038), 3 states have internal predecessors, (3038), 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) [2024-11-10 14:45:45,097 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:45,097 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1012 of 1211 [2024-11-10 14:45:45,097 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:46,428 INFO L124 PetriNetUnfolderBase]: 775/12544 cut-off events. [2024-11-10 14:45:46,428 INFO L125 PetriNetUnfolderBase]: For 1064/1376 co-relation queries the response was YES. [2024-11-10 14:45:46,462 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14469 conditions, 12544 events. 775/12544 cut-off events. For 1064/1376 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 133959 event pairs, 126 based on Foata normal form. 20/11907 useless extension candidates. Maximal degree in co-relation 14460. Up to 571 conditions per place. [2024-11-10 14:45:46,486 INFO L140 encePairwiseOnDemand]: 1202/1211 looper letters, 154 selfloop transitions, 6 changer transitions 0/1173 dead transitions. [2024-11-10 14:45:46,487 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1032 places, 1173 transitions, 3189 flow [2024-11-10 14:45:46,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:45:46,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:45:46,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3103 transitions. [2024-11-10 14:45:46,491 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8541150564271952 [2024-11-10 14:45:46,492 INFO L175 Difference]: Start difference. First operand has 1031 places, 1145 transitions, 2765 flow. Second operand 3 states and 3103 transitions. [2024-11-10 14:45:46,492 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1032 places, 1173 transitions, 3189 flow [2024-11-10 14:45:46,501 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1032 places, 1173 transitions, 3189 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:45:46,509 INFO L231 Difference]: Finished difference. Result has 1034 places, 1149 transitions, 2811 flow [2024-11-10 14:45:46,511 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1211, PETRI_DIFFERENCE_MINUEND_FLOW=2763, PETRI_DIFFERENCE_MINUEND_PLACES=1030, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2811, PETRI_PLACES=1034, PETRI_TRANSITIONS=1149} [2024-11-10 14:45:46,511 INFO L277 CegarLoopForPetriNet]: 1054 programPoint places, -20 predicate places. [2024-11-10 14:45:46,512 INFO L471 AbstractCegarLoop]: Abstraction has has 1034 places, 1149 transitions, 2811 flow [2024-11-10 14:45:46,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1012.6666666666666) internal successors, (3038), 3 states have internal predecessors, (3038), 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) [2024-11-10 14:45:46,513 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:46,513 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:46,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 14:45:46,514 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-10 14:45:46,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:46,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1681635507, now seen corresponding path program 1 times [2024-11-10 14:45:46,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:46,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140114109] [2024-11-10 14:45:46,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:46,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:46,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:46,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:46,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140114109] [2024-11-10 14:45:46,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140114109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:46,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:46,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:45:46,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197722843] [2024-11-10 14:45:46,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:46,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:45:46,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:46,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:45:46,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:45:46,549 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1015 out of 1211 [2024-11-10 14:45:46,552 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1034 places, 1149 transitions, 2811 flow. Second operand has 3 states, 3 states have (on average 1015.6666666666666) internal successors, (3047), 3 states have internal predecessors, (3047), 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) [2024-11-10 14:45:46,552 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:46,552 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1015 of 1211 [2024-11-10 14:45:46,552 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:48,324 INFO L124 PetriNetUnfolderBase]: 856/15490 cut-off events. [2024-11-10 14:45:48,324 INFO L125 PetriNetUnfolderBase]: For 1206/1616 co-relation queries the response was YES. [2024-11-10 14:45:48,358 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17777 conditions, 15490 events. 856/15490 cut-off events. For 1206/1616 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 171682 event pairs, 62 based on Foata normal form. 77/14872 useless extension candidates. Maximal degree in co-relation 17766. Up to 653 conditions per place. [2024-11-10 14:45:48,381 INFO L140 encePairwiseOnDemand]: 1205/1211 looper letters, 151 selfloop transitions, 4 changer transitions 0/1175 dead transitions. [2024-11-10 14:45:48,381 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1035 places, 1175 transitions, 3221 flow [2024-11-10 14:45:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:45:48,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:45:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3106 transitions. [2024-11-10 14:45:48,386 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8549408202587393 [2024-11-10 14:45:48,386 INFO L175 Difference]: Start difference. First operand has 1034 places, 1149 transitions, 2811 flow. Second operand 3 states and 3106 transitions. [2024-11-10 14:45:48,386 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1035 places, 1175 transitions, 3221 flow [2024-11-10 14:45:48,392 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1033 places, 1175 transitions, 3209 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:45:48,401 INFO L231 Difference]: Finished difference. Result has 1035 places, 1151 transitions, 2827 flow [2024-11-10 14:45:48,402 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1211, PETRI_DIFFERENCE_MINUEND_FLOW=2797, PETRI_DIFFERENCE_MINUEND_PLACES=1031, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2827, PETRI_PLACES=1035, PETRI_TRANSITIONS=1151} [2024-11-10 14:45:48,403 INFO L277 CegarLoopForPetriNet]: 1054 programPoint places, -19 predicate places. [2024-11-10 14:45:48,403 INFO L471 AbstractCegarLoop]: Abstraction has has 1035 places, 1151 transitions, 2827 flow [2024-11-10 14:45:48,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1015.6666666666666) internal successors, (3047), 3 states have internal predecessors, (3047), 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) [2024-11-10 14:45:48,404 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:48,405 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:48,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 14:45:48,405 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-10 14:45:48,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:48,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1968371357, now seen corresponding path program 1 times [2024-11-10 14:45:48,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:48,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347302369] [2024-11-10 14:45:48,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:48,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:48,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:48,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347302369] [2024-11-10 14:45:48,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347302369] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:48,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:48,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 14:45:48,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619828178] [2024-11-10 14:45:48,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:48,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:45:48,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:48,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:45:48,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:45:48,485 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1016 out of 1211 [2024-11-10 14:45:48,487 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1035 places, 1151 transitions, 2827 flow. Second operand has 3 states, 3 states have (on average 1017.3333333333334) internal successors, (3052), 3 states have internal predecessors, (3052), 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) [2024-11-10 14:45:48,488 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:48,488 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1016 of 1211 [2024-11-10 14:45:48,488 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:50,142 INFO L124 PetriNetUnfolderBase]: 800/16820 cut-off events. [2024-11-10 14:45:50,142 INFO L125 PetriNetUnfolderBase]: For 1203/1830 co-relation queries the response was YES. [2024-11-10 14:45:50,182 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19121 conditions, 16820 events. 800/16820 cut-off events. For 1203/1830 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 191643 event pairs, 132 based on Foata normal form. 10/16124 useless extension candidates. Maximal degree in co-relation 19109. Up to 787 conditions per place. [2024-11-10 14:45:50,318 INFO L140 encePairwiseOnDemand]: 1208/1211 looper letters, 153 selfloop transitions, 2 changer transitions 0/1178 dead transitions. [2024-11-10 14:45:50,318 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1037 places, 1178 transitions, 3251 flow [2024-11-10 14:45:50,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:45:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:45:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3105 transitions. [2024-11-10 14:45:50,327 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8546655656482246 [2024-11-10 14:45:50,327 INFO L175 Difference]: Start difference. First operand has 1035 places, 1151 transitions, 2827 flow. Second operand 3 states and 3105 transitions. [2024-11-10 14:45:50,327 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1037 places, 1178 transitions, 3251 flow [2024-11-10 14:45:50,343 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1035 places, 1178 transitions, 3243 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:45:50,359 INFO L231 Difference]: Finished difference. Result has 1036 places, 1151 transitions, 2827 flow [2024-11-10 14:45:50,361 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1211, PETRI_DIFFERENCE_MINUEND_FLOW=2819, PETRI_DIFFERENCE_MINUEND_PLACES=1033, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2827, PETRI_PLACES=1036, PETRI_TRANSITIONS=1151} [2024-11-10 14:45:50,363 INFO L277 CegarLoopForPetriNet]: 1054 programPoint places, -18 predicate places. [2024-11-10 14:45:50,364 INFO L471 AbstractCegarLoop]: Abstraction has has 1036 places, 1151 transitions, 2827 flow [2024-11-10 14:45:50,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1017.3333333333334) internal successors, (3052), 3 states have internal predecessors, (3052), 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) [2024-11-10 14:45:50,367 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:50,367 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:50,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 14:45:50,367 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-10 14:45:50,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:50,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1912418838, now seen corresponding path program 1 times [2024-11-10 14:45:50,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:50,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755812386] [2024-11-10 14:45:50,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:50,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:45:50,408 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 14:45:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:45:50,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 14:45:50,453 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 14:45:50,454 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 74 remaining) [2024-11-10 14:45:50,456 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (72 of 74 remaining) [2024-11-10 14:45:50,457 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (71 of 74 remaining) [2024-11-10 14:45:50,457 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (70 of 74 remaining) [2024-11-10 14:45:50,457 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (69 of 74 remaining) [2024-11-10 14:45:50,457 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (68 of 74 remaining) [2024-11-10 14:45:50,457 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr33ASSERT_VIOLATIONDATA_RACE (67 of 74 remaining) [2024-11-10 14:45:50,457 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (66 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (65 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr32ASSERT_VIOLATIONDATA_RACE (64 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr31ASSERT_VIOLATIONDATA_RACE (63 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (62 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (61 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (60 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (59 of 74 remaining) [2024-11-10 14:45:50,458 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (58 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (57 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (56 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (55 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (54 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (53 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (52 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (51 of 74 remaining) [2024-11-10 14:45:50,459 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (50 of 74 remaining) [2024-11-10 14:45:50,460 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (49 of 74 remaining) [2024-11-10 14:45:50,460 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (48 of 74 remaining) [2024-11-10 14:45:50,460 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (47 of 74 remaining) [2024-11-10 14:45:50,460 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (46 of 74 remaining) [2024-11-10 14:45:50,462 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (45 of 74 remaining) [2024-11-10 14:45:50,462 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (44 of 74 remaining) [2024-11-10 14:45:50,462 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (43 of 74 remaining) [2024-11-10 14:45:50,462 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (42 of 74 remaining) [2024-11-10 14:45:50,463 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (41 of 74 remaining) [2024-11-10 14:45:50,463 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (40 of 74 remaining) [2024-11-10 14:45:50,464 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (39 of 74 remaining) [2024-11-10 14:45:50,464 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (38 of 74 remaining) [2024-11-10 14:45:50,464 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (37 of 74 remaining) [2024-11-10 14:45:50,465 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (36 of 74 remaining) [2024-11-10 14:45:50,465 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (35 of 74 remaining) [2024-11-10 14:45:50,465 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (34 of 74 remaining) [2024-11-10 14:45:50,465 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr33ASSERT_VIOLATIONDATA_RACE (33 of 74 remaining) [2024-11-10 14:45:50,465 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (32 of 74 remaining) [2024-11-10 14:45:50,466 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (31 of 74 remaining) [2024-11-10 14:45:50,466 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr32ASSERT_VIOLATIONDATA_RACE (30 of 74 remaining) [2024-11-10 14:45:50,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr31ASSERT_VIOLATIONDATA_RACE (29 of 74 remaining) [2024-11-10 14:45:50,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (28 of 74 remaining) [2024-11-10 14:45:50,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (27 of 74 remaining) [2024-11-10 14:45:50,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (26 of 74 remaining) [2024-11-10 14:45:50,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (25 of 74 remaining) [2024-11-10 14:45:50,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (24 of 74 remaining) [2024-11-10 14:45:50,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (23 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (22 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (21 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (20 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (19 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (18 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (17 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (16 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (15 of 74 remaining) [2024-11-10 14:45:50,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (14 of 74 remaining) [2024-11-10 14:45:50,469 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (13 of 74 remaining) [2024-11-10 14:45:50,469 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (12 of 74 remaining) [2024-11-10 14:45:50,469 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (11 of 74 remaining) [2024-11-10 14:45:50,469 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (10 of 74 remaining) [2024-11-10 14:45:50,470 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (9 of 74 remaining) [2024-11-10 14:45:50,470 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (8 of 74 remaining) [2024-11-10 14:45:50,470 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (7 of 74 remaining) [2024-11-10 14:45:50,472 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (6 of 74 remaining) [2024-11-10 14:45:50,473 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (5 of 74 remaining) [2024-11-10 14:45:50,473 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (4 of 74 remaining) [2024-11-10 14:45:50,473 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (3 of 74 remaining) [2024-11-10 14:45:50,473 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (2 of 74 remaining) [2024-11-10 14:45:50,473 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (1 of 74 remaining) [2024-11-10 14:45:50,474 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (0 of 74 remaining) [2024-11-10 14:45:50,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 14:45:50,474 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-10 14:45:50,477 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-10 14:45:50,477 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-10 14:45:50,782 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-10 14:45:50,798 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1994 places, 2287 transitions, 4590 flow [2024-11-10 14:45:52,083 INFO L124 PetriNetUnfolderBase]: 340/2519 cut-off events. [2024-11-10 14:45:52,083 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-10 14:45:52,228 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2531 conditions, 2519 events. 340/2519 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 13858 event pairs, 0 based on Foata normal form. 0/2088 useless extension candidates. Maximal degree in co-relation 2293. Up to 12 conditions per place. [2024-11-10 14:45:52,228 INFO L82 GeneralOperation]: Start removeDead. Operand has 1994 places, 2287 transitions, 4590 flow [2024-11-10 14:45:52,290 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1994 places, 2287 transitions, 4590 flow [2024-11-10 14:45:52,291 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:45:52,292 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;@6c3bdf4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:45:52,292 INFO L334 AbstractCegarLoop]: Starting to check reachability of 108 error locations. [2024-11-10 14:45:52,299 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:45:52,299 INFO L124 PetriNetUnfolderBase]: 14/76 cut-off events. [2024-11-10 14:45:52,299 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:45:52,299 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:52,299 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] [2024-11-10 14:45:52,299 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 105 more)] === [2024-11-10 14:45:52,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:52,300 INFO L85 PathProgramCache]: Analyzing trace with hash -193812308, now seen corresponding path program 1 times [2024-11-10 14:45:52,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:52,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916050313] [2024-11-10 14:45:52,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:52,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:52,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:52,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916050313] [2024-11-10 14:45:52,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916050313] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:52,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:52,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:45:52,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433533047] [2024-11-10 14:45:52,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:52,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 14:45:52,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:52,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 14:45:52,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 14:45:52,321 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1931 out of 2287 [2024-11-10 14:45:52,324 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1994 places, 2287 transitions, 4590 flow. Second operand has 2 states, 2 states have (on average 1931.5) internal successors, (3863), 2 states have internal predecessors, (3863), 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) [2024-11-10 14:45:52,324 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:52,324 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1931 of 2287 [2024-11-10 14:45:52,324 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:58,975 INFO L124 PetriNetUnfolderBase]: 1327/28918 cut-off events. [2024-11-10 14:45:58,975 INFO L125 PetriNetUnfolderBase]: For 257/257 co-relation queries the response was YES. [2024-11-10 14:45:59,243 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30401 conditions, 28918 events. 1327/28918 cut-off events. For 257/257 co-relation queries the response was YES. Maximal size of possible extension queue 321. Compared 387337 event pairs, 648 based on Foata normal form. 16693/44223 useless extension candidates. Maximal degree in co-relation 2425. Up to 1351 conditions per place. [2024-11-10 14:45:59,314 INFO L140 encePairwiseOnDemand]: 1983/2287 looper letters, 52 selfloop transitions, 0 changer transitions 0/1979 dead transitions. [2024-11-10 14:45:59,314 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1931 places, 1979 transitions, 4078 flow [2024-11-10 14:45:59,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 14:45:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-10 14:45:59,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4218 transitions. [2024-11-10 14:45:59,321 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9221687800612156 [2024-11-10 14:45:59,321 INFO L175 Difference]: Start difference. First operand has 1994 places, 2287 transitions, 4590 flow. Second operand 2 states and 4218 transitions. [2024-11-10 14:45:59,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1931 places, 1979 transitions, 4078 flow [2024-11-10 14:45:59,331 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1931 places, 1979 transitions, 4078 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:45:59,348 INFO L231 Difference]: Finished difference. Result has 1931 places, 1979 transitions, 3974 flow [2024-11-10 14:45:59,351 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=2287, PETRI_DIFFERENCE_MINUEND_FLOW=3974, PETRI_DIFFERENCE_MINUEND_PLACES=1930, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1979, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1979, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=3974, PETRI_PLACES=1931, PETRI_TRANSITIONS=1979} [2024-11-10 14:45:59,352 INFO L277 CegarLoopForPetriNet]: 1994 programPoint places, -63 predicate places. [2024-11-10 14:45:59,352 INFO L471 AbstractCegarLoop]: Abstraction has has 1931 places, 1979 transitions, 3974 flow [2024-11-10 14:45:59,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1931.5) internal successors, (3863), 2 states have internal predecessors, (3863), 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) [2024-11-10 14:45:59,354 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:59,354 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] [2024-11-10 14:45:59,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 14:45:59,354 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 105 more)] === [2024-11-10 14:45:59,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:59,355 INFO L85 PathProgramCache]: Analyzing trace with hash 616327206, now seen corresponding path program 1 times [2024-11-10 14:45:59,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:59,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064997442] [2024-11-10 14:45:59,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:59,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:59,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:59,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064997442] [2024-11-10 14:45:59,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064997442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:59,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:59,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:45:59,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547150485] [2024-11-10 14:45:59,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:59,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:45:59,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:59,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:45:59,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:45:59,885 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1912 out of 2287 [2024-11-10 14:45:59,895 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1931 places, 1979 transitions, 3974 flow. Second operand has 6 states, 6 states have (on average 1913.5) internal successors, (11481), 6 states have internal predecessors, (11481), 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) [2024-11-10 14:45:59,895 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:59,895 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1912 of 2287 [2024-11-10 14:45:59,895 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand