./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/libvsync/hclhlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8be7027f 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/hclhlock.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 b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 12:45:47,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 12:45:47,741 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-12 12:45:47,749 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 12:45:47,750 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 12:45:47,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 12:45:47,774 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 12:45:47,774 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 12:45:47,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 12:45:47,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 12:45:47,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 12:45:47,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 12:45:47,777 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 12:45:47,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 12:45:47,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 12:45:47,780 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 12:45:47,781 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 12:45:47,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 12:45:47,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 12:45:47,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 12:45:47,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 12:45:47,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 12:45:47,786 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-12 12:45:47,786 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 12:45:47,786 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 12:45:47,787 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 12:45:47,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 12:45:47,787 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 12:45:47,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 12:45:47,787 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 12:45:47,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 12:45:47,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:45:47,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 12:45:47,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 12:45:47,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 12:45:47,789 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 12:45:47,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 12:45:47,791 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 12:45:47,791 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 12:45:47,792 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 12:45:47,792 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 12:45:47,792 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 [2024-11-12 12:45:48,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 12:45:48,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 12:45:48,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 12:45:48,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 12:45:48,073 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 12:45:48,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/libvsync/hclhlock.i [2024-11-12 12:45:49,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 12:45:49,949 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 12:45:49,950 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/libvsync/hclhlock.i [2024-11-12 12:45:49,997 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c3e60b60/aadd20b5baef44a4b545788860f74906/FLAGab9dec164 [2024-11-12 12:45:50,011 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c3e60b60/aadd20b5baef44a4b545788860f74906 [2024-11-12 12:45:50,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 12:45:50,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 12:45:50,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 12:45:50,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 12:45:50,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 12:45:50,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:50" (1/1) ... [2024-11-12 12:45:50,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@742c16c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:50, skipping insertion in model container [2024-11-12 12:45:50,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:45:50" (1/1) ... [2024-11-12 12:45:50,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 12:45:52,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:45:52,309 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 12:45:52,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-12 12:45:52,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-12 12:45:52,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-12 12:45:52,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-12 12:45:52,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-12 12:45:52,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-12 12:45:52,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-12 12:45:52,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-12 12:45:52,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-12 12:45:52,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-12 12:45:52,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-12 12:45:52,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-12 12:45:52,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-12 12:45:52,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-12 12:45:52,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-12 12:45:52,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-12 12:45:52,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-12 12:45:52,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-12 12:45:52,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-12 12:45:52,508 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-12 12:45:52,508 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-12 12:45:52,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-12 12:45:52,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-12 12:45:52,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-12 12:45:52,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-12 12:45:52,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-12 12:45:52,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-12 12:45:52,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-12 12:45:52,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-12 12:45:52,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-12 12:45:52,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-12 12:45:52,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-12 12:45:52,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-12 12:45:52,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-12 12:45:52,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-12 12:45:52,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-12 12:45:52,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-12 12:45:52,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-12 12:45:52,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-12 12:45:52,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-12 12:45:52,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-12 12:45:52,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-12 12:45:52,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-12 12:45:52,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-12 12:45:52,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-12 12:45:52,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-12 12:45:52,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-12 12:45:52,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-12 12:45:52,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-12 12:45:52,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-12 12:45:52,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-12 12:45:52,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-12 12:45:52,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-12 12:45:52,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-12 12:45:52,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-12 12:45:52,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-12 12:45:52,562 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-12 12:45:52,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-12 12:45:52,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-12 12:45:52,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-12 12:45:52,568 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-12 12:45:52,569 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-12 12:45:52,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-12 12:45:52,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-12 12:45:52,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-12 12:45:52,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-12 12:45:52,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-12 12:45:52,581 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-12 12:45:52,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-12 12:45:52,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-12 12:45:52,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-12 12:45:52,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-12 12:45:52,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-12 12:45:52,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-12 12:45:52,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-12 12:45:52,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-12 12:45:52,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-12 12:45:52,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-12 12:45:52,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-12 12:45:52,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-12 12:45:52,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-12 12:45:52,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-12 12:45:52,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-12 12:45:52,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-12 12:45:52,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-12 12:45:52,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-12 12:45:52,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-12 12:45:52,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-12 12:45:52,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-12 12:45:52,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-12 12:45:52,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-12 12:45:52,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-12 12:45:52,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-12 12:45:52,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-12 12:45:52,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-12 12:45:52,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-12 12:45:52,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-12 12:45:52,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-12 12:45:52,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-12 12:45:52,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-12 12:45:52,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:45:53,048 INFO L204 MainTranslator]: Completed translation [2024-11-12 12:45:53,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53 WrapperNode [2024-11-12 12:45:53,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 12:45:53,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 12:45:53,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 12:45:53,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 12:45:53,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,265 INFO L138 Inliner]: procedures = 921, calls = 972, calls flagged for inlining = 848, calls inlined = 84, statements flattened = 1158 [2024-11-12 12:45:53,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 12:45:53,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 12:45:53,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 12:45:53,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 12:45:53,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 12:45:53,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 12:45:53,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 12:45:53,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 12:45:53,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (1/1) ... [2024-11-12 12:45:53,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:45:53,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:45:53,439 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) [2024-11-12 12:45:53,441 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 [2024-11-12 12:45:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-12 12:45:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 12:45:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-12 12:45:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 12:45:53,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 12:45:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-12 12:45:53,490 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-12 12:45:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 12:45:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-12 12:45:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-12 12:45:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 12:45:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-12 12:45:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-12 12:45:53,494 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-12 12:45:53,715 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 12:45:53,720 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 12:45:55,033 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-12 12:45:55,033 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 12:45:55,253 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 12:45:55,253 INFO L316 CfgBuilder]: Removed 106 assume(true) statements. [2024-11-12 12:45:55,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:55 BoogieIcfgContainer [2024-11-12 12:45:55,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 12:45:55,258 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 12:45:55,259 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 12:45:55,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 12:45:55,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:45:50" (1/3) ... [2024-11-12 12:45:55,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5c0242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:55, skipping insertion in model container [2024-11-12 12:45:55,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:45:53" (2/3) ... [2024-11-12 12:45:55,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5c0242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:45:55, skipping insertion in model container [2024-11-12 12:45:55,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:45:55" (3/3) ... [2024-11-12 12:45:55,266 INFO L112 eAbstractionObserver]: Analyzing ICFG hclhlock.i [2024-11-12 12:45:55,284 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 12:45:55,284 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2024-11-12 12:45:55,285 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-12 12:45:55,620 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-12 12:45:55,687 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-12 12:45:56,083 INFO L124 PetriNetUnfolderBase]: 193/1333 cut-off events. [2024-11-12 12:45:56,084 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-12 12:45:56,103 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1338 conditions, 1333 events. 193/1333 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 4548 event pairs, 0 based on Foata normal form. 0/1090 useless extension candidates. Maximal degree in co-relation 1010. Up to 6 conditions per place. [2024-11-12 12:45:56,103 INFO L82 GeneralOperation]: Start removeDead. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-12 12:45:56,123 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1079 places, 1253 transitions, 2513 flow [2024-11-12 12:45:56,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 12:45:56,141 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;@6033ba37, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 12:45:56,142 INFO L334 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2024-11-12 12:45:56,147 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-12 12:45:56,148 INFO L124 PetriNetUnfolderBase]: 0/43 cut-off events. [2024-11-12 12:45:56,148 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-12 12:45:56,148 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:45:56,149 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:45:56,150 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:45:56,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:45:56,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1593071025, now seen corresponding path program 1 times [2024-11-12 12:45:56,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:45:56,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863443722] [2024-11-12 12:45:56,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:45:56,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:45:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:45:56,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:45:56,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:45:56,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863443722] [2024-11-12 12:45:56,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863443722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:45:56,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:45:56,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-12 12:45:56,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488994515] [2024-11-12 12:45:56,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:45:56,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 12:45:56,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:45:56,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 12:45:56,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 12:45:56,746 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1059 out of 1253 [2024-11-12 12:45:56,754 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1079 places, 1253 transitions, 2513 flow. Second operand has 2 states, 2 states have (on average 1059.5) internal successors, (2119), 2 states have internal predecessors, (2119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:45:56,755 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:45:56,755 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1059 of 1253 [2024-11-12 12:45:56,756 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:45:57,209 INFO L124 PetriNetUnfolderBase]: 33/1111 cut-off events. [2024-11-12 12:45:57,209 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-12 12:45:57,215 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1146 conditions, 1111 events. 33/1111 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 2925 event pairs, 0 based on Foata normal form. 357/1387 useless extension candidates. Maximal degree in co-relation 867. Up to 30 conditions per place. [2024-11-12 12:45:57,221 INFO L140 encePairwiseOnDemand]: 1088/1253 looper letters, 29 selfloop transitions, 0 changer transitions 12/1051 dead transitions. [2024-11-12 12:45:57,222 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1051 transitions, 2167 flow [2024-11-12 12:45:57,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 12:45:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-12 12:45:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2312 transitions. [2024-11-12 12:45:57,249 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.922585794094174 [2024-11-12 12:45:57,251 INFO L175 Difference]: Start difference. First operand has 1079 places, 1253 transitions, 2513 flow. Second operand 2 states and 2312 transitions. [2024-11-12 12:45:57,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1051 transitions, 2167 flow [2024-11-12 12:45:57,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1022 places, 1051 transitions, 2167 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:45:57,281 INFO L231 Difference]: Finished difference. Result has 1022 places, 1039 transitions, 2085 flow [2024-11-12 12:45:57,285 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2109, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1051, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1051, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2085, PETRI_PLACES=1022, PETRI_TRANSITIONS=1039} [2024-11-12 12:45:57,291 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-12 12:45:57,292 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1039 transitions, 2085 flow [2024-11-12 12:45:57,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1059.5) internal successors, (2119), 2 states have internal predecessors, (2119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:45:57,293 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:45:57,293 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:45:57,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 12:45:57,294 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:45:57,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:45:57,296 INFO L85 PathProgramCache]: Analyzing trace with hash -751566058, now seen corresponding path program 1 times [2024-11-12 12:45:57,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:45:57,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028525225] [2024-11-12 12:45:57,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:45:57,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:45:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:45:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:45:57,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:45:57,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028525225] [2024-11-12 12:45:57,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028525225] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:45:57,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:45:57,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 12:45:57,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441182113] [2024-11-12 12:45:57,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:45:57,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:45:57,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:45:57,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:45:57,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:45:57,529 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1053 out of 1253 [2024-11-12 12:45:57,533 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1022 places, 1039 transitions, 2085 flow. Second operand has 3 states, 3 states have (on average 1055.3333333333333) internal successors, (3166), 3 states have internal predecessors, (3166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:45:57,533 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:45:57,533 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1053 of 1253 [2024-11-12 12:45:57,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:45:57,912 INFO L124 PetriNetUnfolderBase]: 33/1117 cut-off events. [2024-11-12 12:45:57,912 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-12 12:45:57,920 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1161 conditions, 1117 events. 33/1117 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 2852 event pairs, 0 based on Foata normal form. 1/1042 useless extension candidates. Maximal degree in co-relation 1157. Up to 33 conditions per place. [2024-11-12 12:45:57,927 INFO L140 encePairwiseOnDemand]: 1250/1253 looper letters, 35 selfloop transitions, 2 changer transitions 0/1041 dead transitions. [2024-11-12 12:45:57,928 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1012 places, 1041 transitions, 2163 flow [2024-11-12 12:45:57,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:45:57,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:45:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3197 transitions. [2024-11-12 12:45:57,937 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8504921521681298 [2024-11-12 12:45:57,937 INFO L175 Difference]: Start difference. First operand has 1022 places, 1039 transitions, 2085 flow. Second operand 3 states and 3197 transitions. [2024-11-12 12:45:57,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1012 places, 1041 transitions, 2163 flow [2024-11-12 12:45:57,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1012 places, 1041 transitions, 2163 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:45:57,963 INFO L231 Difference]: Finished difference. Result has 1013 places, 1040 transitions, 2097 flow [2024-11-12 12:45:57,967 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2085, PETRI_DIFFERENCE_MINUEND_PLACES=1010, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2097, PETRI_PLACES=1013, PETRI_TRANSITIONS=1040} [2024-11-12 12:45:57,968 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -66 predicate places. [2024-11-12 12:45:57,968 INFO L471 AbstractCegarLoop]: Abstraction has has 1013 places, 1040 transitions, 2097 flow [2024-11-12 12:45:57,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1055.3333333333333) internal successors, (3166), 3 states have internal predecessors, (3166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:45:57,970 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:45:57,971 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:45:57,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 12:45:57,971 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:45:57,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:45:57,973 INFO L85 PathProgramCache]: Analyzing trace with hash 113993890, now seen corresponding path program 1 times [2024-11-12 12:45:57,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:45:57,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498142765] [2024-11-12 12:45:57,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:45:57,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:45:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:45:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:45:58,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:45:58,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498142765] [2024-11-12 12:45:58,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498142765] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:45:58,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31329768] [2024-11-12 12:45:58,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:45:58,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:45:58,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:45:58,269 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:45:58,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 12:45:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:45:58,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 12:45:58,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:45:58,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:45:58,515 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 12:45:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:45:58,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31329768] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-12 12:45:58,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-12 12:45:58,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-12 12:45:58,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052082213] [2024-11-12 12:45:58,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:45:58,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:45:58,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:45:58,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:45:58,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-12 12:45:58,561 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-12 12:45:58,565 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1013 places, 1040 transitions, 2097 flow. Second operand has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:45:58,566 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:45:58,566 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-12 12:45:58,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:45:58,898 INFO L124 PetriNetUnfolderBase]: 33/1118 cut-off events. [2024-11-12 12:45:58,898 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-12 12:45:58,904 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1170 conditions, 1118 events. 33/1118 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 2416 event pairs, 0 based on Foata normal form. 0/1042 useless extension candidates. Maximal degree in co-relation 1164. Up to 33 conditions per place. [2024-11-12 12:45:58,908 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 34 selfloop transitions, 3 changer transitions 0/1041 dead transitions. [2024-11-12 12:45:58,909 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1015 places, 1041 transitions, 2173 flow [2024-11-12 12:45:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:45:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:45:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3194 transitions. [2024-11-12 12:45:58,917 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8496940675711625 [2024-11-12 12:45:58,917 INFO L175 Difference]: Start difference. First operand has 1013 places, 1040 transitions, 2097 flow. Second operand 3 states and 3194 transitions. [2024-11-12 12:45:58,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1015 places, 1041 transitions, 2173 flow [2024-11-12 12:45:58,923 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1014 places, 1041 transitions, 2171 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:45:58,935 INFO L231 Difference]: Finished difference. Result has 1016 places, 1041 transitions, 2113 flow [2024-11-12 12:45:58,939 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2095, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2113, PETRI_PLACES=1016, PETRI_TRANSITIONS=1041} [2024-11-12 12:45:58,940 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -63 predicate places. [2024-11-12 12:45:58,941 INFO L471 AbstractCegarLoop]: Abstraction has has 1016 places, 1041 transitions, 2113 flow [2024-11-12 12:45:58,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:45:58,943 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:45:58,944 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:45:58,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-12 12:45:59,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:45:59,147 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:45:59,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:45:59,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1134132271, now seen corresponding path program 1 times [2024-11-12 12:45:59,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:45:59,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593179275] [2024-11-12 12:45:59,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:45:59,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:45:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:45:59,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:45:59,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:45:59,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593179275] [2024-11-12 12:45:59,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593179275] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:45:59,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854194761] [2024-11-12 12:45:59,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:45:59,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:45:59,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:45:59,417 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:45:59,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 12:45:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:45:59,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 12:45:59,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:45:59,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-12 12:45:59,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-12 12:45:59,714 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 12:45:59,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2024-11-12 12:45:59,749 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 12:45:59,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-12 12:45:59,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:45:59,778 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 12:45:59,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854194761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:45:59,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 12:45:59,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-12 12:45:59,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097957889] [2024-11-12 12:45:59,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:45:59,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 12:45:59,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:45:59,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 12:45:59,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-12 12:46:00,147 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-12 12:46:00,154 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1016 places, 1041 transitions, 2113 flow. Second operand has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:00,154 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:00,154 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-12 12:46:00,155 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:01,943 INFO L124 PetriNetUnfolderBase]: 690/7712 cut-off events. [2024-11-12 12:46:01,944 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-12 12:46:01,969 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8768 conditions, 7712 events. 690/7712 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 65722 event pairs, 432 based on Foata normal form. 0/7202 useless extension candidates. Maximal degree in co-relation 8761. Up to 1029 conditions per place. [2024-11-12 12:46:01,993 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1040 dead transitions. [2024-11-12 12:46:01,994 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1020 places, 1040 transitions, 2285 flow [2024-11-12 12:46:01,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 12:46:01,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-12 12:46:02,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-12 12:46:02,006 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-12 12:46:02,006 INFO L175 Difference]: Start difference. First operand has 1016 places, 1041 transitions, 2113 flow. Second operand 6 states and 6088 transitions. [2024-11-12 12:46:02,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1020 places, 1040 transitions, 2285 flow [2024-11-12 12:46:02,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1018 places, 1040 transitions, 2279 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:46:02,022 INFO L231 Difference]: Finished difference. Result has 1018 places, 1040 transitions, 2115 flow [2024-11-12 12:46:02,024 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2105, PETRI_DIFFERENCE_MINUEND_PLACES=1013, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1035, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2115, PETRI_PLACES=1018, PETRI_TRANSITIONS=1040} [2024-11-12 12:46:02,025 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -61 predicate places. [2024-11-12 12:46:02,025 INFO L471 AbstractCegarLoop]: Abstraction has has 1018 places, 1040 transitions, 2115 flow [2024-11-12 12:46:02,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:02,029 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:02,029 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:02,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-12 12:46:02,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-12 12:46:02,230 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:02,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:02,234 INFO L85 PathProgramCache]: Analyzing trace with hash 449499317, now seen corresponding path program 1 times [2024-11-12 12:46:02,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:02,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425273164] [2024-11-12 12:46:02,234 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:02,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:46:02,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:02,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425273164] [2024-11-12 12:46:02,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425273164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:02,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185001023] [2024-11-12 12:46:02,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:02,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:02,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:46:02,465 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:46:02,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 12:46:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:02,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 12:46:02,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:46:02,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-12 12:46:02,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-12 12:46:02,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 12:46:02,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-12 12:46:02,863 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 12:46:02,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-12 12:46:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:46:02,890 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 12:46:02,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185001023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:46:02,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 12:46:02,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-12 12:46:02,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347004950] [2024-11-12 12:46:02,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:46:02,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 12:46:02,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:02,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 12:46:02,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-12 12:46:03,278 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-12 12:46:03,284 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1018 places, 1040 transitions, 2115 flow. Second operand has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:03,284 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:03,284 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-12 12:46:03,285 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:04,835 INFO L124 PetriNetUnfolderBase]: 690/7711 cut-off events. [2024-11-12 12:46:04,836 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-12 12:46:04,858 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8769 conditions, 7711 events. 690/7711 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 65722 event pairs, 432 based on Foata normal form. 0/7201 useless extension candidates. Maximal degree in co-relation 8762. Up to 1029 conditions per place. [2024-11-12 12:46:04,881 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1039 dead transitions. [2024-11-12 12:46:04,881 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1039 transitions, 2287 flow [2024-11-12 12:46:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 12:46:04,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-12 12:46:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-12 12:46:04,893 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-12 12:46:04,893 INFO L175 Difference]: Start difference. First operand has 1018 places, 1040 transitions, 2115 flow. Second operand 6 states and 6088 transitions. [2024-11-12 12:46:04,893 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1039 transitions, 2287 flow [2024-11-12 12:46:04,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1039 transitions, 2277 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-12 12:46:04,912 INFO L231 Difference]: Finished difference. Result has 1017 places, 1039 transitions, 2113 flow [2024-11-12 12:46:04,913 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1034, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2113, PETRI_PLACES=1017, PETRI_TRANSITIONS=1039} [2024-11-12 12:46:04,915 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -62 predicate places. [2024-11-12 12:46:04,915 INFO L471 AbstractCegarLoop]: Abstraction has has 1017 places, 1039 transitions, 2113 flow [2024-11-12 12:46:04,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:04,919 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:04,919 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:04,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-12 12:46:05,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:05,121 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:05,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:05,122 INFO L85 PathProgramCache]: Analyzing trace with hash -360077664, now seen corresponding path program 1 times [2024-11-12 12:46:05,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:05,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710615648] [2024-11-12 12:46:05,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:05,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:05,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:46:05,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:05,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710615648] [2024-11-12 12:46:05,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710615648] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:05,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75732815] [2024-11-12 12:46:05,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:05,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:05,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:46:05,512 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:46:05,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 12:46:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:05,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-12 12:46:05,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:46:06,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-12 12:46:06,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-12 12:46:06,616 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 12:46:06,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-12 12:46:06,672 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-12 12:46:06,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-12 12:46:06,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:46:06,721 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 12:46:07,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-11-12 12:46:07,272 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2024-11-12 12:46:07,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 1 [2024-11-12 12:46:07,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-12 12:46:07,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75732815] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:07,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-12 12:46:07,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 19] total 27 [2024-11-12 12:46:07,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899439120] [2024-11-12 12:46:07,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:46:07,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 12:46:07,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:07,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 12:46:07,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=595, Unknown=0, NotChecked=0, Total=702 [2024-11-12 12:46:07,916 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 992 out of 1253 [2024-11-12 12:46:07,924 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1017 places, 1039 transitions, 2113 flow. Second operand has 6 states, 6 states have (on average 995.5) internal successors, (5973), 6 states have internal predecessors, (5973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:07,924 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:07,925 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 992 of 1253 [2024-11-12 12:46:07,925 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:10,925 INFO L124 PetriNetUnfolderBase]: 1639/15273 cut-off events. [2024-11-12 12:46:10,925 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-12 12:46:10,967 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17871 conditions, 15273 events. 1639/15273 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 156490 event pairs, 544 based on Foata normal form. 0/14193 useless extension candidates. Maximal degree in co-relation 17864. Up to 2163 conditions per place. [2024-11-12 12:46:11,008 INFO L140 encePairwiseOnDemand]: 1192/1253 looper letters, 123 selfloop transitions, 222 changer transitions 0/1288 dead transitions. [2024-11-12 12:46:11,008 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1288 transitions, 3301 flow [2024-11-12 12:46:11,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 12:46:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-12 12:46:11,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6298 transitions. [2024-11-12 12:46:11,023 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8377227986166533 [2024-11-12 12:46:11,024 INFO L175 Difference]: Start difference. First operand has 1017 places, 1039 transitions, 2113 flow. Second operand 6 states and 6298 transitions. [2024-11-12 12:46:11,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1288 transitions, 3301 flow [2024-11-12 12:46:11,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1288 transitions, 3291 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-12 12:46:11,281 INFO L231 Difference]: Finished difference. Result has 1022 places, 1260 transitions, 3553 flow [2024-11-12 12:46:11,283 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=979, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=3553, PETRI_PLACES=1022, PETRI_TRANSITIONS=1260} [2024-11-12 12:46:11,285 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-12 12:46:11,286 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1260 transitions, 3553 flow [2024-11-12 12:46:11,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 995.5) internal successors, (5973), 6 states have internal predecessors, (5973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:11,290 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:11,290 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:11,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-12 12:46:11,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:11,495 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:11,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:11,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1567220221, now seen corresponding path program 1 times [2024-11-12 12:46:11,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:11,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262937942] [2024-11-12 12:46:11,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:11,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:11,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-12 12:46:11,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:11,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262937942] [2024-11-12 12:46:11,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262937942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:46:11,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:46:11,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:46:11,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017193699] [2024-11-12 12:46:11,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:46:11,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:46:11,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:11,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:46:11,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:46:11,614 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1049 out of 1253 [2024-11-12 12:46:11,617 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1022 places, 1260 transitions, 3553 flow. Second operand has 3 states, 3 states have (on average 1051.0) internal successors, (3153), 3 states have internal predecessors, (3153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:11,618 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:11,618 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1049 of 1253 [2024-11-12 12:46:11,618 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:12,259 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 389#L6092true, 1082#true, 3831#(= |#race~g_cs_x~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-12 12:46:12,260 INFO L294 olderBase$Statistics]: this new event has 370 ancestors and is cut-off event [2024-11-12 12:46:12,260 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-12 12:46:12,260 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-12 12:46:12,260 INFO L297 olderBase$Statistics]: existing Event has 369 ancestors and is cut-off event [2024-11-12 12:46:12,260 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), 381#L6092-1true, Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 1082#true, 3831#(= |#race~g_cs_x~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-12 12:46:12,260 INFO L294 olderBase$Statistics]: this new event has 371 ancestors and is cut-off event [2024-11-12 12:46:12,260 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-12 12:46:12,260 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-12 12:46:12,260 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-12 12:46:13,751 INFO L124 PetriNetUnfolderBase]: 973/10781 cut-off events. [2024-11-12 12:46:13,751 INFO L125 PetriNetUnfolderBase]: For 765/1003 co-relation queries the response was YES. [2024-11-12 12:46:13,778 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13546 conditions, 10781 events. 973/10781 cut-off events. For 765/1003 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 89245 event pairs, 52 based on Foata normal form. 43/9985 useless extension candidates. Maximal degree in co-relation 13535. Up to 1005 conditions per place. [2024-11-12 12:46:13,808 INFO L140 encePairwiseOnDemand]: 1244/1253 looper letters, 114 selfloop transitions, 6 changer transitions 0/1285 dead transitions. [2024-11-12 12:46:13,808 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1023 places, 1285 transitions, 3871 flow [2024-11-12 12:46:13,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:46:13,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:46:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3214 transitions. [2024-11-12 12:46:13,816 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8550146315509444 [2024-11-12 12:46:13,816 INFO L175 Difference]: Start difference. First operand has 1022 places, 1260 transitions, 3553 flow. Second operand 3 states and 3214 transitions. [2024-11-12 12:46:13,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1023 places, 1285 transitions, 3871 flow [2024-11-12 12:46:13,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1023 places, 1285 transitions, 3871 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:46:13,850 INFO L231 Difference]: Finished difference. Result has 1025 places, 1264 transitions, 3599 flow [2024-11-12 12:46:13,852 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3551, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1253, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3599, PETRI_PLACES=1025, PETRI_TRANSITIONS=1264} [2024-11-12 12:46:13,853 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -54 predicate places. [2024-11-12 12:46:13,853 INFO L471 AbstractCegarLoop]: Abstraction has has 1025 places, 1264 transitions, 3599 flow [2024-11-12 12:46:13,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1051.0) internal successors, (3153), 3 states have internal predecessors, (3153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:13,855 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:13,855 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:13,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 12:46:13,856 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:13,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:13,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1434779594, now seen corresponding path program 1 times [2024-11-12 12:46:13,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:13,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294227697] [2024-11-12 12:46:13,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:13,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:13,956 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-12 12:46:13,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:13,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294227697] [2024-11-12 12:46:13,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294227697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:46:13,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:46:13,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:46:13,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625687446] [2024-11-12 12:46:13,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:46:13,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:46:13,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:13,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:46:13,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:46:13,972 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-12 12:46:13,977 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1025 places, 1264 transitions, 3599 flow. Second operand has 3 states, 3 states have (on average 1054.0) internal successors, (3162), 3 states have internal predecessors, (3162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:13,978 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:13,978 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-12 12:46:13,978 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:16,984 INFO L124 PetriNetUnfolderBase]: 1095/14075 cut-off events. [2024-11-12 12:46:16,984 INFO L125 PetriNetUnfolderBase]: For 876/1048 co-relation queries the response was YES. [2024-11-12 12:46:17,042 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17322 conditions, 14075 events. 1095/14075 cut-off events. For 876/1048 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 123413 event pairs, 53 based on Foata normal form. 39/13085 useless extension candidates. Maximal degree in co-relation 17309. Up to 1222 conditions per place. [2024-11-12 12:46:17,090 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 111 selfloop transitions, 4 changer transitions 0/1287 dead transitions. [2024-11-12 12:46:17,090 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1026 places, 1287 transitions, 3903 flow [2024-11-12 12:46:17,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:46:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:46:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3217 transitions. [2024-11-12 12:46:17,097 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8558127161479117 [2024-11-12 12:46:17,097 INFO L175 Difference]: Start difference. First operand has 1025 places, 1264 transitions, 3599 flow. Second operand 3 states and 3217 transitions. [2024-11-12 12:46:17,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1026 places, 1287 transitions, 3903 flow [2024-11-12 12:46:17,113 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1024 places, 1287 transitions, 3891 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:46:17,126 INFO L231 Difference]: Finished difference. Result has 1026 places, 1266 transitions, 3615 flow [2024-11-12 12:46:17,128 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3585, PETRI_DIFFERENCE_MINUEND_PLACES=1022, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3615, PETRI_PLACES=1026, PETRI_TRANSITIONS=1266} [2024-11-12 12:46:17,129 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -53 predicate places. [2024-11-12 12:46:17,129 INFO L471 AbstractCegarLoop]: Abstraction has has 1026 places, 1266 transitions, 3615 flow [2024-11-12 12:46:17,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.0) internal successors, (3162), 3 states have internal predecessors, (3162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:17,131 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:17,131 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:17,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 12:46:17,131 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:17,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:17,132 INFO L85 PathProgramCache]: Analyzing trace with hash -914518802, now seen corresponding path program 1 times [2024-11-12 12:46:17,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:17,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344589286] [2024-11-12 12:46:17,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:17,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:17,362 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 12:46:17,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:17,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344589286] [2024-11-12 12:46:17,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344589286] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:17,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913773108] [2024-11-12 12:46:17,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:17,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:17,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:46:17,364 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:46:17,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-12 12:46:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:17,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 12:46:17,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:46:17,655 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 12:46:17,656 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 12:46:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-12 12:46:17,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913773108] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:17,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-12 12:46:17,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-12 12:46:17,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842712477] [2024-11-12 12:46:17,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:46:17,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:46:17,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:17,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:46:17,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-12 12:46:17,694 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-12 12:46:17,699 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1026 places, 1266 transitions, 3615 flow. Second operand has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:17,703 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:17,703 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-12 12:46:17,703 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:18,333 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 159#L6072true, 3839#true, 3834#true, Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 3831#(= |#race~g_cs_x~0| 0), 1082#true, Black: 3836#(= |#race~g_cs_y~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-12 12:46:18,333 INFO L294 olderBase$Statistics]: this new event has 350 ancestors and is cut-off event [2024-11-12 12:46:18,334 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-12 12:46:18,334 INFO L297 olderBase$Statistics]: existing Event has 349 ancestors and is cut-off event [2024-11-12 12:46:18,334 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-12 12:46:18,516 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 3836#(= |#race~g_cs_y~0| 0), 3839#true, Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 3829#true, 207#ULTIMATE.startFINALtrue, Black: 3834#true, 1082#true, Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-12 12:46:18,516 INFO L294 olderBase$Statistics]: this new event has 378 ancestors and is cut-off event [2024-11-12 12:46:18,517 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-12 12:46:18,517 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-12 12:46:18,517 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-12 12:46:20,536 INFO L124 PetriNetUnfolderBase]: 1149/14902 cut-off events. [2024-11-12 12:46:20,536 INFO L125 PetriNetUnfolderBase]: For 1000/1331 co-relation queries the response was YES. [2024-11-12 12:46:20,568 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18428 conditions, 14902 events. 1149/14902 cut-off events. For 1000/1331 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 133843 event pairs, 72 based on Foata normal form. 47/13839 useless extension candidates. Maximal degree in co-relation 18414. Up to 1302 conditions per place. [2024-11-12 12:46:20,592 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 111 selfloop transitions, 3 changer transitions 0/1288 dead transitions. [2024-11-12 12:46:20,592 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1028 places, 1288 transitions, 3915 flow [2024-11-12 12:46:20,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:46:20,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:46:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3215 transitions. [2024-11-12 12:46:20,602 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8552806597499335 [2024-11-12 12:46:20,604 INFO L175 Difference]: Start difference. First operand has 1026 places, 1266 transitions, 3615 flow. Second operand 3 states and 3215 transitions. [2024-11-12 12:46:20,604 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1028 places, 1288 transitions, 3915 flow [2024-11-12 12:46:20,621 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1026 places, 1288 transitions, 3907 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:46:20,634 INFO L231 Difference]: Finished difference. Result has 1028 places, 1267 transitions, 3625 flow [2024-11-12 12:46:20,636 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3607, PETRI_DIFFERENCE_MINUEND_PLACES=1024, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3625, PETRI_PLACES=1028, PETRI_TRANSITIONS=1267} [2024-11-12 12:46:20,637 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -51 predicate places. [2024-11-12 12:46:20,637 INFO L471 AbstractCegarLoop]: Abstraction has has 1028 places, 1267 transitions, 3625 flow [2024-11-12 12:46:20,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:20,643 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:20,643 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:20,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-12 12:46:20,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:20,845 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:20,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:20,846 INFO L85 PathProgramCache]: Analyzing trace with hash -2080792819, now seen corresponding path program 1 times [2024-11-12 12:46:20,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:20,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893265194] [2024-11-12 12:46:20,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:20,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 12:46:21,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:21,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893265194] [2024-11-12 12:46:21,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893265194] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:21,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067088326] [2024-11-12 12:46:21,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:21,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:21,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:46:21,184 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:46:21,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-12 12:46:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:21,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 12:46:21,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:46:21,514 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 12:46:21,515 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 12:46:21,582 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 12:46:21,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067088326] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 12:46:21,582 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 12:46:21,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-12 12:46:21,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443929577] [2024-11-12 12:46:21,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 12:46:21,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 12:46:21,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:21,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 12:46:21,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-12 12:46:21,625 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-12 12:46:21,633 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1028 places, 1267 transitions, 3625 flow. Second operand has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:21,633 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:21,633 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-12 12:46:21,633 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:23,942 INFO L124 PetriNetUnfolderBase]: 877/12842 cut-off events. [2024-11-12 12:46:23,942 INFO L125 PetriNetUnfolderBase]: For 712/810 co-relation queries the response was YES. [2024-11-12 12:46:23,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15548 conditions, 12842 events. 877/12842 cut-off events. For 712/810 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108811 event pairs, 12 based on Foata normal form. 1/12022 useless extension candidates. Maximal degree in co-relation 15533. Up to 1096 conditions per place. [2024-11-12 12:46:23,989 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 96 selfloop transitions, 7 changer transitions 0/1275 dead transitions. [2024-11-12 12:46:23,989 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1034 places, 1275 transitions, 3849 flow [2024-11-12 12:46:23,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 12:46:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-11-12 12:46:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7398 transitions. [2024-11-12 12:46:24,005 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8434614069091324 [2024-11-12 12:46:24,005 INFO L175 Difference]: Start difference. First operand has 1028 places, 1267 transitions, 3625 flow. Second operand 7 states and 7398 transitions. [2024-11-12 12:46:24,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1034 places, 1275 transitions, 3849 flow [2024-11-12 12:46:24,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1032 places, 1275 transitions, 3843 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:46:24,033 INFO L231 Difference]: Finished difference. Result has 1036 places, 1271 transitions, 3661 flow [2024-11-12 12:46:24,035 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3619, PETRI_DIFFERENCE_MINUEND_PLACES=1026, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3661, PETRI_PLACES=1036, PETRI_TRANSITIONS=1271} [2024-11-12 12:46:24,036 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -43 predicate places. [2024-11-12 12:46:24,036 INFO L471 AbstractCegarLoop]: Abstraction has has 1036 places, 1271 transitions, 3661 flow [2024-11-12 12:46:24,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:24,039 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:24,039 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:24,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-12 12:46:24,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:24,244 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:24,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:24,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1466617753, now seen corresponding path program 2 times [2024-11-12 12:46:24,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:24,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377927949] [2024-11-12 12:46:24,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:24,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:24,541 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 12:46:24,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:24,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377927949] [2024-11-12 12:46:24,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377927949] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:24,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523783800] [2024-11-12 12:46:24,542 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 12:46:24,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:24,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:46:24,545 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:46:24,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-12 12:46:25,379 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-12 12:46:25,379 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 12:46:25,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 12:46:25,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:46:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 12:46:25,481 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 12:46:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 12:46:25,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1523783800] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 12:46:25,655 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 12:46:25,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-12 12:46:25,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175665203] [2024-11-12 12:46:25,655 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 12:46:25,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 12:46:25,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:25,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 12:46:25,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-12 12:46:25,718 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-12 12:46:25,724 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1036 places, 1271 transitions, 3661 flow. Second operand has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:25,725 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:46:25,725 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-12 12:46:25,725 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:46:28,407 INFO L124 PetriNetUnfolderBase]: 883/13004 cut-off events. [2024-11-12 12:46:28,407 INFO L125 PetriNetUnfolderBase]: For 720/818 co-relation queries the response was YES. [2024-11-12 12:46:28,453 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15740 conditions, 13004 events. 883/13004 cut-off events. For 720/818 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108840 event pairs, 12 based on Foata normal form. 0/12176 useless extension candidates. Maximal degree in co-relation 15722. Up to 1096 conditions per place. [2024-11-12 12:46:28,474 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 100 selfloop transitions, 9 changer transitions 0/1285 dead transitions. [2024-11-12 12:46:28,475 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1044 places, 1285 transitions, 3915 flow [2024-11-12 12:46:28,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 12:46:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-11-12 12:46:28,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9505 transitions. [2024-11-12 12:46:28,494 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8428660104637758 [2024-11-12 12:46:28,494 INFO L175 Difference]: Start difference. First operand has 1036 places, 1271 transitions, 3661 flow. Second operand 9 states and 9505 transitions. [2024-11-12 12:46:28,494 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1044 places, 1285 transitions, 3915 flow [2024-11-12 12:46:28,509 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1043 places, 1285 transitions, 3909 flow, removed 2 selfloop flow, removed 1 redundant places. [2024-11-12 12:46:28,522 INFO L231 Difference]: Finished difference. Result has 1046 places, 1278 transitions, 3711 flow [2024-11-12 12:46:28,524 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3655, PETRI_DIFFERENCE_MINUEND_PLACES=1035, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3711, PETRI_PLACES=1046, PETRI_TRANSITIONS=1278} [2024-11-12 12:46:28,525 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -33 predicate places. [2024-11-12 12:46:28,525 INFO L471 AbstractCegarLoop]: Abstraction has has 1046 places, 1278 transitions, 3711 flow [2024-11-12 12:46:28,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:46:28,528 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:46:28,528 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:46:28,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-12 12:46:28,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:28,729 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:46:28,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:46:28,731 INFO L85 PathProgramCache]: Analyzing trace with hash -428925223, now seen corresponding path program 3 times [2024-11-12 12:46:28,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:46:28,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5238001] [2024-11-12 12:46:28,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:46:28,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:46:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:46:29,689 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 26 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-12 12:46:29,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:46:29,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5238001] [2024-11-12 12:46:29,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5238001] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 12:46:29,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101505823] [2024-11-12 12:46:29,690 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-12 12:46:29,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 12:46:29,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:46:29,692 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 12:46:29,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-12 12:46:56,726 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-12 12:46:56,726 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 12:46:56,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-12 12:46:56,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 12:46:56,886 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 26 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-12 12:46:56,887 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 12:46:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 26 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-12 12:46:57,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1101505823] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 12:46:57,379 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 12:46:57,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 13] total 23 [2024-11-12 12:46:57,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418961692] [2024-11-12 12:46:57,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 12:46:57,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-12 12:46:57,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:46:57,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-12 12:46:57,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2024-11-12 12:47:02,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-12 12:47:03,019 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1025 out of 1253 [2024-11-12 12:47:03,051 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1046 places, 1278 transitions, 3711 flow. Second operand has 23 states, 23 states have (on average 1029.7826086956522) internal successors, (23685), 23 states have internal predecessors, (23685), 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) [2024-11-12 12:47:03,051 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:47:03,051 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1025 of 1253 [2024-11-12 12:47:03,052 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:47:07,402 INFO L124 PetriNetUnfolderBase]: 882/13011 cut-off events. [2024-11-12 12:47:07,402 INFO L125 PetriNetUnfolderBase]: For 724/822 co-relation queries the response was YES. [2024-11-12 12:47:07,455 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15840 conditions, 13011 events. 882/13011 cut-off events. For 724/822 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108974 event pairs, 12 based on Foata normal form. 1/12191 useless extension candidates. Maximal degree in co-relation 15819. Up to 1096 conditions per place. [2024-11-12 12:47:07,482 INFO L140 encePairwiseOnDemand]: 1232/1253 looper letters, 158 selfloop transitions, 25 changer transitions 0/1338 dead transitions. [2024-11-12 12:47:07,482 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1062 places, 1338 transitions, 4197 flow [2024-11-12 12:47:07,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-12 12:47:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2024-11-12 12:47:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17553 transitions. [2024-11-12 12:47:07,510 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8240458194450965 [2024-11-12 12:47:07,510 INFO L175 Difference]: Start difference. First operand has 1046 places, 1278 transitions, 3711 flow. Second operand 17 states and 17553 transitions. [2024-11-12 12:47:07,510 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1062 places, 1338 transitions, 4197 flow [2024-11-12 12:47:07,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1062 places, 1338 transitions, 4197 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:47:07,543 INFO L231 Difference]: Finished difference. Result has 1071 places, 1300 transitions, 3875 flow [2024-11-12 12:47:07,544 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3711, PETRI_DIFFERENCE_MINUEND_PLACES=1046, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=3875, PETRI_PLACES=1071, PETRI_TRANSITIONS=1300} [2024-11-12 12:47:07,545 INFO L279 CegarLoopForPetriNet]: 1079 programPoint places, -8 predicate places. [2024-11-12 12:47:07,545 INFO L471 AbstractCegarLoop]: Abstraction has has 1071 places, 1300 transitions, 3875 flow [2024-11-12 12:47:07,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1029.7826086956522) internal successors, (23685), 23 states have internal predecessors, (23685), 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) [2024-11-12 12:47:07,551 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:47:07,551 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:47:07,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-12 12:47:07,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-12 12:47:07,752 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-12 12:47:07,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:47:07,754 INFO L85 PathProgramCache]: Analyzing trace with hash 156545869, now seen corresponding path program 1 times [2024-11-12 12:47:07,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:47:07,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594020026] [2024-11-12 12:47:07,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:47:07,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:47:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 12:47:07,997 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 12:47:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 12:47:08,334 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 12:47:08,334 INFO L339 BasicCegarLoop]: Counterexample is feasible [2024-11-12 12:47:08,335 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 74 remaining) [2024-11-12 12:47:08,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (72 of 74 remaining) [2024-11-12 12:47:08,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (71 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (70 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (69 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (68 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (67 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (66 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (65 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (64 of 74 remaining) [2024-11-12 12:47:08,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (63 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (62 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (61 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (60 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (59 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (58 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (57 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (56 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (55 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (54 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (53 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (52 of 74 remaining) [2024-11-12 12:47:08,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (51 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (50 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (49 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (48 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (47 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (46 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (45 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (44 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (43 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (42 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (41 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (40 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (39 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (38 of 74 remaining) [2024-11-12 12:47:08,340 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (37 of 74 remaining) [2024-11-12 12:47:08,341 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (36 of 74 remaining) [2024-11-12 12:47:08,341 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (35 of 74 remaining) [2024-11-12 12:47:08,341 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (34 of 74 remaining) [2024-11-12 12:47:08,341 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (33 of 74 remaining) [2024-11-12 12:47:08,341 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (32 of 74 remaining) [2024-11-12 12:47:08,341 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (31 of 74 remaining) [2024-11-12 12:47:08,343 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (30 of 74 remaining) [2024-11-12 12:47:08,343 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (29 of 74 remaining) [2024-11-12 12:47:08,343 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (28 of 74 remaining) [2024-11-12 12:47:08,343 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (27 of 74 remaining) [2024-11-12 12:47:08,343 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (26 of 74 remaining) [2024-11-12 12:47:08,344 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (25 of 74 remaining) [2024-11-12 12:47:08,344 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (24 of 74 remaining) [2024-11-12 12:47:08,344 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (23 of 74 remaining) [2024-11-12 12:47:08,344 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (22 of 74 remaining) [2024-11-12 12:47:08,344 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (21 of 74 remaining) [2024-11-12 12:47:08,344 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (20 of 74 remaining) [2024-11-12 12:47:08,344 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (19 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (18 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (17 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (16 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (15 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (14 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (13 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (12 of 74 remaining) [2024-11-12 12:47:08,345 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (11 of 74 remaining) [2024-11-12 12:47:08,346 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (10 of 74 remaining) [2024-11-12 12:47:08,346 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (9 of 74 remaining) [2024-11-12 12:47:08,346 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (8 of 74 remaining) [2024-11-12 12:47:08,346 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (7 of 74 remaining) [2024-11-12 12:47:08,346 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (6 of 74 remaining) [2024-11-12 12:47:08,346 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (5 of 74 remaining) [2024-11-12 12:47:08,347 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (4 of 74 remaining) [2024-11-12 12:47:08,347 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (3 of 74 remaining) [2024-11-12 12:47:08,347 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (2 of 74 remaining) [2024-11-12 12:47:08,347 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (1 of 74 remaining) [2024-11-12 12:47:08,347 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (0 of 74 remaining) [2024-11-12 12:47:08,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 12:47:08,348 INFO L421 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:47:08,350 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-12 12:47:08,350 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-12 12:47:08,563 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-12 12:47:08,580 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1876 places, 2179 transitions, 4374 flow [2024-11-12 12:47:09,516 INFO L124 PetriNetUnfolderBase]: 350/2404 cut-off events. [2024-11-12 12:47:09,516 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-12 12:47:09,670 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2416 conditions, 2404 events. 350/2404 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 11666 event pairs, 0 based on Foata normal form. 0/1963 useless extension candidates. Maximal degree in co-relation 1989. Up to 12 conditions per place. [2024-11-12 12:47:09,670 INFO L82 GeneralOperation]: Start removeDead. Operand has 1876 places, 2179 transitions, 4374 flow [2024-11-12 12:47:09,742 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1876 places, 2179 transitions, 4374 flow [2024-11-12 12:47:09,743 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 12:47:09,744 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;@6033ba37, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 12:47:09,744 INFO L334 AbstractCegarLoop]: Starting to check reachability of 105 error locations. [2024-11-12 12:47:09,747 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-12 12:47:09,747 INFO L124 PetriNetUnfolderBase]: 0/43 cut-off events. [2024-11-12 12:47:09,747 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-12 12:47:09,747 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:47:09,747 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:47:09,747 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 102 more)] === [2024-11-12 12:47:09,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:47:09,748 INFO L85 PathProgramCache]: Analyzing trace with hash -246639119, now seen corresponding path program 1 times [2024-11-12 12:47:09,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:47:09,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784540026] [2024-11-12 12:47:09,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:47:09,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:47:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:47:09,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:47:09,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:47:09,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784540026] [2024-11-12 12:47:09,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784540026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:47:09,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:47:09,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-12 12:47:09,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305438574] [2024-11-12 12:47:09,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:47:09,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 12:47:09,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:47:09,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 12:47:09,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 12:47:09,856 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1842 out of 2179 [2024-11-12 12:47:09,859 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1876 places, 2179 transitions, 4374 flow. Second operand has 2 states, 2 states have (on average 1842.5) internal successors, (3685), 2 states have internal predecessors, (3685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:47:09,859 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:47:09,859 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1842 of 2179 [2024-11-12 12:47:09,859 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand