./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 c7c6ca5d 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-?-c7c6ca5-m [2024-11-09 07:08:26,649 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:08:26,722 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-09 07:08:26,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:08:26,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:08:26,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:08:26,758 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:08:26,759 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:08:26,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:08:26,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:08:26,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 07:08:26,760 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 07:08:26,760 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 07:08:26,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:08:26,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:08:26,762 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:08:26,765 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:08:26,765 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:08:26,766 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:08:26,766 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:08:26,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:08:26,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:08:26,767 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 07:08:26,767 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:08:26,767 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:08:26,767 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:08:26,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:08:26,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:08:26,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:08:26,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:08:26,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:08:26,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:08:26,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:08:26,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:08:26,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:08:26,769 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 07:08:26,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:08:26,770 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:08:26,770 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 07:08:26,770 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 07:08:26,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:08:26,771 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 [2024-11-09 07:08:27,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:08:27,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:08:27,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:08:27,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:08:27,122 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:08:27,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/libvsync/hclhlock.i [2024-11-09 07:08:28,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:08:29,017 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:08:29,017 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/libvsync/hclhlock.i [2024-11-09 07:08:29,055 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539d5e060/870faefc32b640b7ba4a7d99daab4aa9/FLAGac2193763 [2024-11-09 07:08:29,199 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/539d5e060/870faefc32b640b7ba4a7d99daab4aa9 [2024-11-09 07:08:29,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:08:29,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:08:29,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:08:29,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:08:29,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:08:29,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:08:29" (1/1) ... [2024-11-09 07:08:29,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1471e652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:29, skipping insertion in model container [2024-11-09 07:08:29,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:08:29" (1/1) ... [2024-11-09 07:08:29,307 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:08:31,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:08:31,513 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:08:31,587 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-09 07:08:31,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-09 07:08:31,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-09 07:08:31,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-09 07:08:31,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-09 07:08:31,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-09 07:08:31,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-09 07:08:31,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-09 07:08:31,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-09 07:08:31,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-09 07:08:31,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-09 07:08:31,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-09 07:08:31,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-09 07:08:31,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-09 07:08:31,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-09 07:08:31,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-09 07:08:31,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-09 07:08:31,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-09 07:08:31,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-09 07:08:31,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-09 07:08:31,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-09 07:08:31,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-09 07:08:31,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-09 07:08:31,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-09 07:08:31,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-09 07:08:31,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-09 07:08:31,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-09 07:08:31,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-09 07:08:31,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-09 07:08:31,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-09 07:08:31,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-09 07:08:31,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-09 07:08:31,606 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-09 07:08:31,607 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-09 07:08:31,607 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-09 07:08:31,607 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-09 07:08:31,608 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-09 07:08:31,608 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-09 07:08:31,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-09 07:08:31,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-09 07:08:31,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-09 07:08:31,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-09 07:08:31,614 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-09 07:08:31,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-09 07:08:31,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-09 07:08:31,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-09 07:08:31,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-09 07:08:31,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-09 07:08:31,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-09 07:08:31,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-09 07:08:31,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-09 07:08:31,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-09 07:08:31,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-09 07:08:31,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-09 07:08:31,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-09 07:08:31,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-09 07:08:31,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-09 07:08:31,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-09 07:08:31,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-09 07:08:31,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-09 07:08:31,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-09 07:08:31,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-09 07:08:31,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-09 07:08:31,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-09 07:08:31,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-09 07:08:31,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-09 07:08:31,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-09 07:08:31,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-09 07:08:31,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-09 07:08:31,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-09 07:08:31,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-09 07:08:31,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-09 07:08:31,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-09 07:08:31,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-09 07:08:31,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-09 07:08:31,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-09 07:08:31,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-09 07:08:31,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-09 07:08:31,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-09 07:08:31,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-09 07:08:31,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-09 07:08:31,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-09 07:08:31,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-09 07:08:31,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-09 07:08:31,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-09 07:08:31,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-09 07:08:31,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-09 07:08:31,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-09 07:08:31,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-09 07:08:31,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-09 07:08:31,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-09 07:08:31,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-09 07:08:31,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-09 07:08:31,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-09 07:08:31,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-09 07:08:31,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-09 07:08:31,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-09 07:08:31,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-09 07:08:31,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-09 07:08:31,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-09 07:08:31,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:08:32,060 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:08:32,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32 WrapperNode [2024-11-09 07:08:32,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:08:32,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:08:32,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:08:32,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:08:32,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,137 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,203 INFO L138 Inliner]: procedures = 921, calls = 972, calls flagged for inlining = 848, calls inlined = 84, statements flattened = 1158 [2024-11-09 07:08:32,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:08:32,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:08:32,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:08:32,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:08:32,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,292 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:08:32,305 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:08:32,305 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:08:32,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:08:32,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (1/1) ... [2024-11-09 07:08:32,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:08:32,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:08:32,346 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) [2024-11-09 07:08:32,350 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 [2024-11-09 07:08:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:08:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:08:32,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:08:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:08:32,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:08:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-09 07:08:32,389 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-09 07:08:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 07:08:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:08:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:08:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:08:32,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 07:08:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:08:32,392 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 07:08:32,573 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:08:32,575 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:08:33,657 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 07:08:33,658 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:08:33,837 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:08:33,838 INFO L316 CfgBuilder]: Removed 106 assume(true) statements. [2024-11-09 07:08:33,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:08:33 BoogieIcfgContainer [2024-11-09 07:08:33,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:08:33,840 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:08:33,840 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:08:33,842 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:08:33,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:08:29" (1/3) ... [2024-11-09 07:08:33,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224d995c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:08:33, skipping insertion in model container [2024-11-09 07:08:33,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:08:32" (2/3) ... [2024-11-09 07:08:33,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224d995c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:08:33, skipping insertion in model container [2024-11-09 07:08:33,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:08:33" (3/3) ... [2024-11-09 07:08:33,845 INFO L112 eAbstractionObserver]: Analyzing ICFG hclhlock.i [2024-11-09 07:08:33,861 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:08:33,861 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2024-11-09 07:08:33,862 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 07:08:34,148 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-09 07:08:34,204 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-09 07:08:34,487 INFO L124 PetriNetUnfolderBase]: 193/1333 cut-off events. [2024-11-09 07:08:34,487 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-09 07:08:34,510 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. [2024-11-09 07:08:34,511 INFO L82 GeneralOperation]: Start removeDead. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-09 07:08:34,528 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1079 places, 1253 transitions, 2513 flow [2024-11-09 07:08:34,535 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:08:34,541 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;@53d2cf80, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:08:34,541 INFO L334 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2024-11-09 07:08:34,546 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-09 07:08:34,546 INFO L124 PetriNetUnfolderBase]: 0/43 cut-off events. [2024-11-09 07:08:34,546 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-09 07:08:34,547 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:34,547 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:34,548 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)] === [2024-11-09 07:08:34,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:34,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1593071025, now seen corresponding path program 1 times [2024-11-09 07:08:34,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:34,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841629968] [2024-11-09 07:08:34,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:34,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:35,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:08:35,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:35,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841629968] [2024-11-09 07:08:35,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841629968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:35,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:08:35,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-09 07:08:35,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550078623] [2024-11-09 07:08:35,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:35,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:08:35,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:35,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:08:35,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:08:35,124 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1059 out of 1253 [2024-11-09 07:08:35,130 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) [2024-11-09 07:08:35,133 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:35,133 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1059 of 1253 [2024-11-09 07:08:35,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:35,685 INFO L124 PetriNetUnfolderBase]: 33/1111 cut-off events. [2024-11-09 07:08:35,686 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-09 07:08:35,692 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. [2024-11-09 07:08:35,698 INFO L140 encePairwiseOnDemand]: 1088/1253 looper letters, 29 selfloop transitions, 0 changer transitions 12/1051 dead transitions. [2024-11-09 07:08:35,698 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1051 transitions, 2167 flow [2024-11-09 07:08:35,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:08:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-09 07:08:35,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2312 transitions. [2024-11-09 07:08:35,723 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.922585794094174 [2024-11-09 07:08:35,725 INFO L175 Difference]: Start difference. First operand has 1079 places, 1253 transitions, 2513 flow. Second operand 2 states and 2312 transitions. [2024-11-09 07:08:35,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1051 transitions, 2167 flow [2024-11-09 07:08:35,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1022 places, 1051 transitions, 2167 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:08:35,751 INFO L231 Difference]: Finished difference. Result has 1022 places, 1039 transitions, 2085 flow [2024-11-09 07:08:35,755 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2109, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1051, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1051, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2085, PETRI_PLACES=1022, PETRI_TRANSITIONS=1039} [2024-11-09 07:08:35,760 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-09 07:08:35,761 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1039 transitions, 2085 flow [2024-11-09 07:08:35,762 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) [2024-11-09 07:08:35,762 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:35,762 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:35,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:08:35,763 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)] === [2024-11-09 07:08:35,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:35,763 INFO L85 PathProgramCache]: Analyzing trace with hash -751566058, now seen corresponding path program 1 times [2024-11-09 07:08:35,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:35,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321105872] [2024-11-09 07:08:35,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:35,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:35,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:08:35,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:35,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321105872] [2024-11-09 07:08:35,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321105872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:35,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:08:35,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:08:35,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153454444] [2024-11-09 07:08:35,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:35,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:08:35,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:35,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:08:35,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:08:35,941 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1053 out of 1253 [2024-11-09 07:08:35,945 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) [2024-11-09 07:08:35,945 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:35,945 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1053 of 1253 [2024-11-09 07:08:35,945 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:36,304 INFO L124 PetriNetUnfolderBase]: 33/1117 cut-off events. [2024-11-09 07:08:36,305 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-09 07:08:36,310 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. [2024-11-09 07:08:36,315 INFO L140 encePairwiseOnDemand]: 1250/1253 looper letters, 35 selfloop transitions, 2 changer transitions 0/1041 dead transitions. [2024-11-09 07:08:36,315 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1012 places, 1041 transitions, 2163 flow [2024-11-09 07:08:36,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:08:36,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:08:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3197 transitions. [2024-11-09 07:08:36,322 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8504921521681298 [2024-11-09 07:08:36,323 INFO L175 Difference]: Start difference. First operand has 1022 places, 1039 transitions, 2085 flow. Second operand 3 states and 3197 transitions. [2024-11-09 07:08:36,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1012 places, 1041 transitions, 2163 flow [2024-11-09 07:08:36,332 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1012 places, 1041 transitions, 2163 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:08:36,343 INFO L231 Difference]: Finished difference. Result has 1013 places, 1040 transitions, 2097 flow [2024-11-09 07:08:36,345 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2085, PETRI_DIFFERENCE_MINUEND_PLACES=1010, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2097, PETRI_PLACES=1013, PETRI_TRANSITIONS=1040} [2024-11-09 07:08:36,346 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -66 predicate places. [2024-11-09 07:08:36,346 INFO L471 AbstractCegarLoop]: Abstraction has has 1013 places, 1040 transitions, 2097 flow [2024-11-09 07:08:36,347 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) [2024-11-09 07:08:36,348 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:36,348 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:36,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:08:36,348 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)] === [2024-11-09 07:08:36,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:36,349 INFO L85 PathProgramCache]: Analyzing trace with hash 113993890, now seen corresponding path program 1 times [2024-11-09 07:08:36,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:36,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76244527] [2024-11-09 07:08:36,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:36,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:08:36,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:36,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76244527] [2024-11-09 07:08:36,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76244527] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:36,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [769142411] [2024-11-09 07:08:36,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:36,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:08:36,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:08:36,575 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) [2024-11-09 07:08:36,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:08:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:36,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 07:08:36,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:08:36,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:08:36,784 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:08:36,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 07:08:36,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [769142411] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:36,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:08:36,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-09 07:08:36,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563678918] [2024-11-09 07:08:36,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:36,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:08:36,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:36,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:08:36,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 07:08:36,832 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-09 07:08:36,836 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) [2024-11-09 07:08:36,836 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:36,836 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-09 07:08:36,837 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:37,085 INFO L124 PetriNetUnfolderBase]: 33/1118 cut-off events. [2024-11-09 07:08:37,085 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-09 07:08:37,091 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. [2024-11-09 07:08:37,095 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 34 selfloop transitions, 3 changer transitions 0/1041 dead transitions. [2024-11-09 07:08:37,096 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1015 places, 1041 transitions, 2173 flow [2024-11-09 07:08:37,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:08:37,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:08:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3194 transitions. [2024-11-09 07:08:37,138 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8496940675711625 [2024-11-09 07:08:37,138 INFO L175 Difference]: Start difference. First operand has 1013 places, 1040 transitions, 2097 flow. Second operand 3 states and 3194 transitions. [2024-11-09 07:08:37,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1015 places, 1041 transitions, 2173 flow [2024-11-09 07:08:37,144 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1014 places, 1041 transitions, 2171 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:08:37,152 INFO L231 Difference]: Finished difference. Result has 1016 places, 1041 transitions, 2113 flow [2024-11-09 07:08:37,153 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2095, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2113, PETRI_PLACES=1016, PETRI_TRANSITIONS=1041} [2024-11-09 07:08:37,154 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -63 predicate places. [2024-11-09 07:08:37,154 INFO L471 AbstractCegarLoop]: Abstraction has has 1016 places, 1041 transitions, 2113 flow [2024-11-09 07:08:37,156 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) [2024-11-09 07:08:37,156 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:37,156 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:37,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:08:37,357 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 [2024-11-09 07:08:37,358 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)] === [2024-11-09 07:08:37,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:37,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1134132271, now seen corresponding path program 1 times [2024-11-09 07:08:37,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:37,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200310234] [2024-11-09 07:08:37,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:37,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:37,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:08:37,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:37,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200310234] [2024-11-09 07:08:37,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200310234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:37,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590287160] [2024-11-09 07:08:37,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:37,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:08:37,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:08:37,525 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) [2024-11-09 07:08:37,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 07:08:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:37,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 07:08:37,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:08:37,733 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 [2024-11-09 07:08:37,750 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 [2024-11-09 07:08:37,772 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:08:37,772 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 [2024-11-09 07:08:37,798 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:08:37,799 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 [2024-11-09 07:08:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 07:08:37,824 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:08:37,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590287160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:37,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 07:08:37,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-09 07:08:37,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248294179] [2024-11-09 07:08:37,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:37,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:08:37,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:37,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:08:37,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-09 07:08:38,106 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-09 07:08:38,112 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) [2024-11-09 07:08:38,113 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:38,113 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-09 07:08:38,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:39,587 INFO L124 PetriNetUnfolderBase]: 690/7712 cut-off events. [2024-11-09 07:08:39,588 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-09 07:08:39,642 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. [2024-11-09 07:08:39,688 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1040 dead transitions. [2024-11-09 07:08:39,689 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1020 places, 1040 transitions, 2285 flow [2024-11-09 07:08:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:08:39,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:08:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-09 07:08:39,706 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-09 07:08:39,710 INFO L175 Difference]: Start difference. First operand has 1016 places, 1041 transitions, 2113 flow. Second operand 6 states and 6088 transitions. [2024-11-09 07:08:39,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1020 places, 1040 transitions, 2285 flow [2024-11-09 07:08:39,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1018 places, 1040 transitions, 2279 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:08:39,737 INFO L231 Difference]: Finished difference. Result has 1018 places, 1040 transitions, 2115 flow [2024-11-09 07:08:39,743 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2105, PETRI_DIFFERENCE_MINUEND_PLACES=1013, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1035, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2115, PETRI_PLACES=1018, PETRI_TRANSITIONS=1040} [2024-11-09 07:08:39,747 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -61 predicate places. [2024-11-09 07:08:39,747 INFO L471 AbstractCegarLoop]: Abstraction has has 1018 places, 1040 transitions, 2115 flow [2024-11-09 07:08:39,751 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) [2024-11-09 07:08:39,754 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:39,754 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:39,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 07:08:39,958 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 [2024-11-09 07:08:39,959 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)] === [2024-11-09 07:08:39,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:39,960 INFO L85 PathProgramCache]: Analyzing trace with hash 449499317, now seen corresponding path program 1 times [2024-11-09 07:08:39,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:39,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642146642] [2024-11-09 07:08:39,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:39,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:40,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:08:40,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:40,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642146642] [2024-11-09 07:08:40,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642146642] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:40,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198802454] [2024-11-09 07:08:40,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:40,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:08:40,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:08:40,131 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) [2024-11-09 07:08:40,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 07:08:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:40,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 07:08:40,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:08:40,321 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 [2024-11-09 07:08:40,333 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 [2024-11-09 07:08:40,353 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:08:40,354 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 [2024-11-09 07:08:40,379 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:08:40,379 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 [2024-11-09 07:08:40,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 07:08:40,404 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:08:40,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198802454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:40,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 07:08:40,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-09 07:08:40,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199364236] [2024-11-09 07:08:40,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:40,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:08:40,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:40,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:08:40,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-09 07:08:40,727 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-09 07:08:40,732 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) [2024-11-09 07:08:40,732 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:40,732 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-09 07:08:40,732 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:42,464 INFO L124 PetriNetUnfolderBase]: 690/7711 cut-off events. [2024-11-09 07:08:42,465 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-09 07:08:42,479 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. [2024-11-09 07:08:42,500 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1039 dead transitions. [2024-11-09 07:08:42,502 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1039 transitions, 2287 flow [2024-11-09 07:08:42,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:08:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:08:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-09 07:08:42,513 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-09 07:08:42,513 INFO L175 Difference]: Start difference. First operand has 1018 places, 1040 transitions, 2115 flow. Second operand 6 states and 6088 transitions. [2024-11-09 07:08:42,513 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1039 transitions, 2287 flow [2024-11-09 07:08:42,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1039 transitions, 2277 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:08:42,658 INFO L231 Difference]: Finished difference. Result has 1017 places, 1039 transitions, 2113 flow [2024-11-09 07:08:42,660 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1034, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2113, PETRI_PLACES=1017, PETRI_TRANSITIONS=1039} [2024-11-09 07:08:42,660 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -62 predicate places. [2024-11-09 07:08:42,661 INFO L471 AbstractCegarLoop]: Abstraction has has 1017 places, 1039 transitions, 2113 flow [2024-11-09 07:08:42,668 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) [2024-11-09 07:08:42,669 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:42,669 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:42,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-09 07:08:42,869 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 [2024-11-09 07:08:42,870 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)] === [2024-11-09 07:08:42,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:42,871 INFO L85 PathProgramCache]: Analyzing trace with hash -360077664, now seen corresponding path program 1 times [2024-11-09 07:08:42,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:42,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188224877] [2024-11-09 07:08:42,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:42,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 07:08:43,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:43,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188224877] [2024-11-09 07:08:43,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188224877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:43,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199333278] [2024-11-09 07:08:43,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:43,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:08:43,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:08:43,046 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) [2024-11-09 07:08:43,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 07:08:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:43,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-09 07:08:43,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:08:43,711 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 [2024-11-09 07:08:43,737 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 [2024-11-09 07:08:43,772 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:08:43,772 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 [2024-11-09 07:08:43,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:08:43,821 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 [2024-11-09 07:08:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:08:43,858 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:08:44,366 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 [2024-11-09 07:08:44,376 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2024-11-09 07:08:44,376 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 [2024-11-09 07:08:44,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 07:08:44,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199333278] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:44,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:08:44,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 19] total 27 [2024-11-09 07:08:44,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143913545] [2024-11-09 07:08:44,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:44,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:08:44,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:44,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:08:44,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=595, Unknown=0, NotChecked=0, Total=702 [2024-11-09 07:08:44,867 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 992 out of 1253 [2024-11-09 07:08:44,872 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) [2024-11-09 07:08:44,873 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:44,873 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 992 of 1253 [2024-11-09 07:08:44,873 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:48,291 INFO L124 PetriNetUnfolderBase]: 1639/15273 cut-off events. [2024-11-09 07:08:48,292 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-09 07:08:48,324 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. [2024-11-09 07:08:48,353 INFO L140 encePairwiseOnDemand]: 1192/1253 looper letters, 123 selfloop transitions, 222 changer transitions 0/1288 dead transitions. [2024-11-09 07:08:48,354 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1288 transitions, 3301 flow [2024-11-09 07:08:48,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:08:48,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:08:48,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6298 transitions. [2024-11-09 07:08:48,366 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8377227986166533 [2024-11-09 07:08:48,366 INFO L175 Difference]: Start difference. First operand has 1017 places, 1039 transitions, 2113 flow. Second operand 6 states and 6298 transitions. [2024-11-09 07:08:48,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1288 transitions, 3301 flow [2024-11-09 07:08:48,375 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1288 transitions, 3291 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:08:48,389 INFO L231 Difference]: Finished difference. Result has 1022 places, 1260 transitions, 3553 flow [2024-11-09 07:08:48,391 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=979, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=3553, PETRI_PLACES=1022, PETRI_TRANSITIONS=1260} [2024-11-09 07:08:48,392 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-09 07:08:48,393 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1260 transitions, 3553 flow [2024-11-09 07:08:48,396 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) [2024-11-09 07:08:48,396 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:48,397 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:48,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 07:08:48,597 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 [2024-11-09 07:08:48,598 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)] === [2024-11-09 07:08:48,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:48,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1567220221, now seen corresponding path program 1 times [2024-11-09 07:08:48,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:48,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968482122] [2024-11-09 07:08:48,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:48,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:48,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 07:08:48,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:48,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968482122] [2024-11-09 07:08:48,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968482122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:48,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:08:48,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:08:48,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918914630] [2024-11-09 07:08:48,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:48,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:08:48,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:48,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:08:48,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:08:48,717 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1049 out of 1253 [2024-11-09 07:08:48,720 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) [2024-11-09 07:08:48,721 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:48,721 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1049 of 1253 [2024-11-09 07:08:48,721 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:49,362 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)]) [2024-11-09 07:08:49,363 INFO L294 olderBase$Statistics]: this new event has 370 ancestors and is cut-off event [2024-11-09 07:08:49,363 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-09 07:08:49,363 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-09 07:08:49,363 INFO L297 olderBase$Statistics]: existing Event has 369 ancestors and is cut-off event [2024-11-09 07:08:49,363 INFO L292 olderBase$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)]) [2024-11-09 07:08:49,363 INFO L294 olderBase$Statistics]: this new event has 371 ancestors and is cut-off event [2024-11-09 07:08:49,363 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-09 07:08:49,363 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-09 07:08:49,364 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-09 07:08:50,644 INFO L124 PetriNetUnfolderBase]: 973/10781 cut-off events. [2024-11-09 07:08:50,644 INFO L125 PetriNetUnfolderBase]: For 765/1003 co-relation queries the response was YES. [2024-11-09 07:08:50,671 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. [2024-11-09 07:08:50,693 INFO L140 encePairwiseOnDemand]: 1244/1253 looper letters, 114 selfloop transitions, 6 changer transitions 0/1285 dead transitions. [2024-11-09 07:08:50,694 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1023 places, 1285 transitions, 3871 flow [2024-11-09 07:08:50,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:08:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:08:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3214 transitions. [2024-11-09 07:08:50,825 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8550146315509444 [2024-11-09 07:08:50,825 INFO L175 Difference]: Start difference. First operand has 1022 places, 1260 transitions, 3553 flow. Second operand 3 states and 3214 transitions. [2024-11-09 07:08:50,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1023 places, 1285 transitions, 3871 flow [2024-11-09 07:08:50,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1023 places, 1285 transitions, 3871 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:08:50,854 INFO L231 Difference]: Finished difference. Result has 1025 places, 1264 transitions, 3599 flow [2024-11-09 07:08:50,856 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3551, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1253, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3599, PETRI_PLACES=1025, PETRI_TRANSITIONS=1264} [2024-11-09 07:08:50,857 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -54 predicate places. [2024-11-09 07:08:50,857 INFO L471 AbstractCegarLoop]: Abstraction has has 1025 places, 1264 transitions, 3599 flow [2024-11-09 07:08:50,859 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) [2024-11-09 07:08:50,859 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:50,859 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:50,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 07:08:50,860 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)] === [2024-11-09 07:08:50,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:50,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1434779594, now seen corresponding path program 1 times [2024-11-09 07:08:50,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:50,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793887993] [2024-11-09 07:08:50,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:50,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:50,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 07:08:50,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:50,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793887993] [2024-11-09 07:08:50,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793887993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:50,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:08:50,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:08:50,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594221638] [2024-11-09 07:08:50,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:50,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:08:50,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:50,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:08:50,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:08:50,949 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-09 07:08:50,953 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) [2024-11-09 07:08:50,953 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:50,953 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-09 07:08:50,953 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:53,918 INFO L124 PetriNetUnfolderBase]: 1095/14075 cut-off events. [2024-11-09 07:08:53,919 INFO L125 PetriNetUnfolderBase]: For 876/1048 co-relation queries the response was YES. [2024-11-09 07:08:53,954 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. [2024-11-09 07:08:53,980 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 111 selfloop transitions, 4 changer transitions 0/1287 dead transitions. [2024-11-09 07:08:53,980 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1026 places, 1287 transitions, 3903 flow [2024-11-09 07:08:53,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:08:53,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:08:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3217 transitions. [2024-11-09 07:08:53,986 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8558127161479117 [2024-11-09 07:08:53,986 INFO L175 Difference]: Start difference. First operand has 1025 places, 1264 transitions, 3599 flow. Second operand 3 states and 3217 transitions. [2024-11-09 07:08:53,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1026 places, 1287 transitions, 3903 flow [2024-11-09 07:08:53,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1024 places, 1287 transitions, 3891 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:08:54,011 INFO L231 Difference]: Finished difference. Result has 1026 places, 1266 transitions, 3615 flow [2024-11-09 07:08:54,013 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3585, PETRI_DIFFERENCE_MINUEND_PLACES=1022, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3615, PETRI_PLACES=1026, PETRI_TRANSITIONS=1266} [2024-11-09 07:08:54,013 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -53 predicate places. [2024-11-09 07:08:54,013 INFO L471 AbstractCegarLoop]: Abstraction has has 1026 places, 1266 transitions, 3615 flow [2024-11-09 07:08:54,015 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) [2024-11-09 07:08:54,015 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:54,015 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:54,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 07:08:54,016 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)] === [2024-11-09 07:08:54,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:54,016 INFO L85 PathProgramCache]: Analyzing trace with hash -914518802, now seen corresponding path program 1 times [2024-11-09 07:08:54,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:54,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109632693] [2024-11-09 07:08:54,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:54,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 07:08:54,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:54,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109632693] [2024-11-09 07:08:54,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109632693] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:54,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642878311] [2024-11-09 07:08:54,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:54,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:08:54,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:08:54,226 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) [2024-11-09 07:08:54,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 07:08:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:54,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 07:08:54,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:08:54,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 07:08:54,449 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:08:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 07:08:54,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642878311] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:54,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:08:54,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-09 07:08:54,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73460339] [2024-11-09 07:08:54,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:54,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:08:54,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:54,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:08:54,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 07:08:54,487 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-09 07:08:54,494 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) [2024-11-09 07:08:54,494 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:54,494 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-09 07:08:54,494 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:08:55,124 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)]) [2024-11-09 07:08:55,125 INFO L294 olderBase$Statistics]: this new event has 350 ancestors and is cut-off event [2024-11-09 07:08:55,125 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-09 07:08:55,125 INFO L297 olderBase$Statistics]: existing Event has 349 ancestors and is cut-off event [2024-11-09 07:08:55,125 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-09 07:08:55,282 INFO L292 olderBase$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)]) [2024-11-09 07:08:55,282 INFO L294 olderBase$Statistics]: this new event has 378 ancestors and is cut-off event [2024-11-09 07:08:55,282 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-09 07:08:55,283 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-09 07:08:55,283 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-09 07:08:57,471 INFO L124 PetriNetUnfolderBase]: 1149/14902 cut-off events. [2024-11-09 07:08:57,472 INFO L125 PetriNetUnfolderBase]: For 1000/1331 co-relation queries the response was YES. [2024-11-09 07:08:57,510 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. [2024-11-09 07:08:57,538 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 111 selfloop transitions, 3 changer transitions 0/1288 dead transitions. [2024-11-09 07:08:57,538 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1028 places, 1288 transitions, 3915 flow [2024-11-09 07:08:57,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:08:57,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:08:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3215 transitions. [2024-11-09 07:08:57,544 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8552806597499335 [2024-11-09 07:08:57,545 INFO L175 Difference]: Start difference. First operand has 1026 places, 1266 transitions, 3615 flow. Second operand 3 states and 3215 transitions. [2024-11-09 07:08:57,545 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1028 places, 1288 transitions, 3915 flow [2024-11-09 07:08:57,559 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1026 places, 1288 transitions, 3907 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:08:57,571 INFO L231 Difference]: Finished difference. Result has 1028 places, 1267 transitions, 3625 flow [2024-11-09 07:08:57,573 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3607, PETRI_DIFFERENCE_MINUEND_PLACES=1024, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3625, PETRI_PLACES=1028, PETRI_TRANSITIONS=1267} [2024-11-09 07:08:57,574 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -51 predicate places. [2024-11-09 07:08:57,574 INFO L471 AbstractCegarLoop]: Abstraction has has 1028 places, 1267 transitions, 3625 flow [2024-11-09 07:08:57,575 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) [2024-11-09 07:08:57,575 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:08:57,576 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:57,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 07:08:57,779 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 [2024-11-09 07:08:57,780 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)] === [2024-11-09 07:08:57,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:57,780 INFO L85 PathProgramCache]: Analyzing trace with hash -2080792819, now seen corresponding path program 1 times [2024-11-09 07:08:57,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:08:57,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602032381] [2024-11-09 07:08:57,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:57,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:08:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 07:08:58,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:08:58,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602032381] [2024-11-09 07:08:58,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602032381] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:08:58,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1635999128] [2024-11-09 07:08:58,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:58,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:08:58,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:08:58,027 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) [2024-11-09 07:08:58,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 07:08:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:58,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 07:08:58,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:08:58,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 07:08:58,314 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:08:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 07:08:58,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1635999128] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:08:58,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:08:58,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-09 07:08:58,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726620985] [2024-11-09 07:08:58,403 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:08:58,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 07:08:58,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:08:58,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 07:08:58,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-09 07:08:58,436 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-09 07:08:58,443 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) [2024-11-09 07:08:58,444 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:08:58,444 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-09 07:08:58,444 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:09:00,945 INFO L124 PetriNetUnfolderBase]: 877/12842 cut-off events. [2024-11-09 07:09:00,945 INFO L125 PetriNetUnfolderBase]: For 712/810 co-relation queries the response was YES. [2024-11-09 07:09:00,982 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. [2024-11-09 07:09:01,002 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 96 selfloop transitions, 7 changer transitions 0/1275 dead transitions. [2024-11-09 07:09:01,003 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1034 places, 1275 transitions, 3849 flow [2024-11-09 07:09:01,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 07:09:01,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-11-09 07:09:01,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7398 transitions. [2024-11-09 07:09:01,015 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8434614069091324 [2024-11-09 07:09:01,015 INFO L175 Difference]: Start difference. First operand has 1028 places, 1267 transitions, 3625 flow. Second operand 7 states and 7398 transitions. [2024-11-09 07:09:01,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1034 places, 1275 transitions, 3849 flow [2024-11-09 07:09:01,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1032 places, 1275 transitions, 3843 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:09:01,036 INFO L231 Difference]: Finished difference. Result has 1036 places, 1271 transitions, 3661 flow [2024-11-09 07:09:01,037 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3619, PETRI_DIFFERENCE_MINUEND_PLACES=1026, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3661, PETRI_PLACES=1036, PETRI_TRANSITIONS=1271} [2024-11-09 07:09:01,038 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -43 predicate places. [2024-11-09 07:09:01,038 INFO L471 AbstractCegarLoop]: Abstraction has has 1036 places, 1271 transitions, 3661 flow [2024-11-09 07:09:01,040 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) [2024-11-09 07:09:01,040 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:09:01,041 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:09:01,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-09 07:09:01,241 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 [2024-11-09 07:09:01,242 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)] === [2024-11-09 07:09:01,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:09:01,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1466617753, now seen corresponding path program 2 times [2024-11-09 07:09:01,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:09:01,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141155868] [2024-11-09 07:09:01,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:09:01,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:09:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:09:01,551 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 07:09:01,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:09:01,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141155868] [2024-11-09 07:09:01,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141155868] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:09:01,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762446207] [2024-11-09 07:09:01,552 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 07:09:01,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:09:01,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:09:01,556 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) [2024-11-09 07:09:01,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 07:09:01,981 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 07:09:01,982 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 07:09:01,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 07:09:01,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:09:02,063 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 07:09:02,063 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:09:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 07:09:02,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762446207] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:09:02,211 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:09:02,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-09 07:09:02,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337024052] [2024-11-09 07:09:02,212 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:09:02,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 07:09:02,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:09:02,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 07:09:02,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 07:09:02,263 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-09 07:09:02,268 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) [2024-11-09 07:09:02,268 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:09:02,268 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-09 07:09:02,268 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:09:05,761 INFO L124 PetriNetUnfolderBase]: 883/13004 cut-off events. [2024-11-09 07:09:05,761 INFO L125 PetriNetUnfolderBase]: For 720/818 co-relation queries the response was YES. [2024-11-09 07:09:05,793 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. [2024-11-09 07:09:05,811 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 100 selfloop transitions, 9 changer transitions 0/1285 dead transitions. [2024-11-09 07:09:05,812 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1044 places, 1285 transitions, 3915 flow [2024-11-09 07:09:05,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 07:09:05,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-11-09 07:09:05,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9505 transitions. [2024-11-09 07:09:05,825 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8428660104637758 [2024-11-09 07:09:05,825 INFO L175 Difference]: Start difference. First operand has 1036 places, 1271 transitions, 3661 flow. Second operand 9 states and 9505 transitions. [2024-11-09 07:09:05,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1044 places, 1285 transitions, 3915 flow [2024-11-09 07:09:05,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1043 places, 1285 transitions, 3909 flow, removed 2 selfloop flow, removed 1 redundant places. [2024-11-09 07:09:05,846 INFO L231 Difference]: Finished difference. Result has 1046 places, 1278 transitions, 3711 flow [2024-11-09 07:09:05,848 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3655, PETRI_DIFFERENCE_MINUEND_PLACES=1035, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3711, PETRI_PLACES=1046, PETRI_TRANSITIONS=1278} [2024-11-09 07:09:05,848 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -33 predicate places. [2024-11-09 07:09:05,848 INFO L471 AbstractCegarLoop]: Abstraction has has 1046 places, 1278 transitions, 3711 flow [2024-11-09 07:09:05,851 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) [2024-11-09 07:09:05,851 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:09:05,851 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:09:05,867 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-09 07:09:06,051 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 [2024-11-09 07:09:06,052 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)] === [2024-11-09 07:09:06,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:09:06,053 INFO L85 PathProgramCache]: Analyzing trace with hash -428925223, now seen corresponding path program 3 times [2024-11-09 07:09:06,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:09:06,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504307417] [2024-11-09 07:09:06,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:09:06,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:09:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:09:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-09 07:09:06,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:09:06,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504307417] [2024-11-09 07:09:06,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504307417] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:09:06,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [431760489] [2024-11-09 07:09:06,897 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 07:09:06,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:09:06,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:09:06,899 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) [2024-11-09 07:09:06,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 07:09:53,990 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-09 07:09:53,991 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 07:09:54,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 07:09:54,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:09:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-09 07:09:54,134 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:09:54,475 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-09 07:09:54,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [431760489] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:09:54,476 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:09:54,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 13] total 23 [2024-11-09 07:09:54,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135575461] [2024-11-09 07:09:54,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:09:54,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-09 07:09:54,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:09:54,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-09 07:09:54,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2024-11-09 07:09:59,646 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 [] [2024-11-09 07:09:59,893 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1025 out of 1253 [2024-11-09 07:09:59,913 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) [2024-11-09 07:09:59,914 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:09:59,914 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1025 of 1253 [2024-11-09 07:09:59,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand