./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/libvsync/cnalock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/libvsync/cnalock.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 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 14:45:33,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 14:45:33,667 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-10 14:45:33,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 14:45:33,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 14:45:33,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 14:45:33,709 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 14:45:33,710 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 14:45:33,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 14:45:33,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 14:45:33,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 14:45:33,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 14:45:33,714 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 14:45:33,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 14:45:33,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 14:45:33,718 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 14:45:33,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 14:45:33,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 14:45:33,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 14:45:33,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 14:45:33,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 14:45:33,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 14:45:33,720 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-10 14:45:33,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 14:45:33,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 14:45:33,720 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 14:45:33,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 14:45:33,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 14:45:33,721 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 14:45:33,721 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 14:45:33,721 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 14:45:33,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:45:33,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 14:45:33,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 14:45:33,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 14:45:33,722 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 14:45:33,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 14:45:33,723 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 14:45:33,723 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 14:45:33,725 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 14:45:33,725 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 14:45:33,725 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 [2024-11-10 14:45:33,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 14:45:34,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 14:45:34,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 14:45:34,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 14:45:34,012 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 14:45:34,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/libvsync/cnalock.i [2024-11-10 14:45:35,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 14:45:35,936 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 14:45:35,937 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/libvsync/cnalock.i [2024-11-10 14:45:35,987 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db5b39308/8f4efc5ef9fe4e799c5b9815d900d4fc/FLAG0367494c7 [2024-11-10 14:45:36,022 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db5b39308/8f4efc5ef9fe4e799c5b9815d900d4fc [2024-11-10 14:45:36,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 14:45:36,028 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 14:45:36,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 14:45:36,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 14:45:36,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 14:45:36,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:45:36" (1/1) ... [2024-11-10 14:45:36,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38053c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:36, skipping insertion in model container [2024-11-10 14:45:36,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:45:36" (1/1) ... [2024-11-10 14:45:36,175 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 14:45:37,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:45:37,920 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 14:45:38,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-10 14:45:38,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-10 14:45:38,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-10 14:45:38,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-10 14:45:38,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-10 14:45:38,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-10 14:45:38,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-10 14:45:38,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-10 14:45:38,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-10 14:45:38,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-10 14:45:38,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-10 14:45:38,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-10 14:45:38,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-10 14:45:38,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-10 14:45:38,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-10 14:45:38,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-10 14:45:38,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-10 14:45:38,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-10 14:45:38,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-10 14:45:38,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-10 14:45:38,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-10 14:45:38,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-10 14:45:38,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-10 14:45:38,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-10 14:45:38,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-10 14:45:38,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-10 14:45:38,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-10 14:45:38,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-10 14:45:38,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-10 14:45:38,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-10 14:45:38,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-10 14:45:38,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-10 14:45:38,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-10 14:45:38,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-10 14:45:38,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-10 14:45:38,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-10 14:45:38,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-10 14:45:38,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-10 14:45:38,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-10 14:45:38,088 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-10 14:45:38,088 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-10 14:45:38,089 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-10 14:45:38,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-10 14:45:38,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-10 14:45:38,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-10 14:45:38,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-10 14:45:38,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-10 14:45:38,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-10 14:45:38,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-10 14:45:38,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-10 14:45:38,098 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-10 14:45:38,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-10 14:45:38,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-10 14:45:38,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-10 14:45:38,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-10 14:45:38,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-10 14:45:38,106 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-10 14:45:38,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-10 14:45:38,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-10 14:45:38,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-10 14:45:38,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-10 14:45:38,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-10 14:45:38,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-10 14:45:38,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-10 14:45:38,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-10 14:45:38,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-10 14:45:38,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-10 14:45:38,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-10 14:45:38,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-10 14:45:38,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-10 14:45:38,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-10 14:45:38,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-10 14:45:38,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-10 14:45:38,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-10 14:45:38,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-10 14:45:38,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-10 14:45:38,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-10 14:45:38,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-10 14:45:38,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-10 14:45:38,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-10 14:45:38,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-10 14:45:38,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-10 14:45:38,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-10 14:45:38,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-10 14:45:38,130 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-10 14:45:38,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-10 14:45:38,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-10 14:45:38,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-10 14:45:38,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-10 14:45:38,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-10 14:45:38,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-10 14:45:38,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-10 14:45:38,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-10 14:45:38,135 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-10 14:45:38,135 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-10 14:45:38,135 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-10 14:45:38,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-10 14:45:38,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-10 14:45:38,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-10 14:45:38,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-10 14:45:38,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:45:38,531 INFO L204 MainTranslator]: Completed translation [2024-11-10 14:45:38,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38 WrapperNode [2024-11-10 14:45:38,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 14:45:38,533 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 14:45:38,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 14:45:38,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 14:45:38,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,762 INFO L138 Inliner]: procedures = 919, calls = 958, calls flagged for inlining = 842, calls inlined = 87, statements flattened = 985 [2024-11-10 14:45:38,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 14:45:38,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 14:45:38,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 14:45:38,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 14:45:38,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,787 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,839 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 14:45:38,884 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 14:45:38,884 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 14:45:38,884 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 14:45:38,886 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (1/1) ... [2024-11-10 14:45:38,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:45:38,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 14:45:38,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 14:45:38,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 14:45:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-10 14:45:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 14:45:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-10 14:45:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 14:45:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 14:45:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-10 14:45:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-10 14:45:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 14:45:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-10 14:45:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-10 14:45:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 14:45:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-10 14:45:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-10 14:45:38,979 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-10 14:45:39,188 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 14:45:39,190 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 14:45:39,488 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6069: havoc main_~#t~0#1.base, main_~#t~0#1.offset; [2024-11-10 14:45:39,488 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6069-1: SUMMARY for call ULTIMATE.dealloc(main_~#t~0#1.base, main_~#t~0#1.offset); srcloc: null [2024-11-10 14:45:40,504 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1885: havoc vatomic32_read_rlx_#t~ret112#1; [2024-11-10 14:45:40,504 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1885-9: havoc vatomic32_read_rlx_#t~ret112#1; [2024-11-10 14:45:40,504 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1885-18: havoc vatomic32_read_rlx_#t~ret112#1; [2024-11-10 14:45:40,504 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3675: havoc vatomicptr_xchg_rlx_#t~ret414#1.base, vatomicptr_xchg_rlx_#t~ret414#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3675-9: havoc vatomicptr_xchg_rlx_#t~ret414#1.base, vatomicptr_xchg_rlx_#t~ret414#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3675-18: havoc vatomicptr_xchg_rlx_#t~ret414#1.base, vatomicptr_xchg_rlx_#t~ret414#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5403: havoc _cnalock_keep_lock_local_#t~ret803#1; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3700: havoc vatomicptr_cmpxchg_rel_#t~ret419#1.base, vatomicptr_cmpxchg_rel_#t~ret419#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3700-9: havoc vatomicptr_cmpxchg_rel_#t~ret419#1.base, vatomicptr_cmpxchg_rel_#t~ret419#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3720: havoc vatomicptr_await_neq_acq_#t~ret423#1.base, vatomicptr_await_neq_acq_#t~ret423#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3720-9: havoc vatomicptr_await_neq_acq_#t~ret423#1.base, vatomicptr_await_neq_acq_#t~ret423#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655: havoc vatomicptr_read_rlx_#t~ret412#1.base, vatomicptr_read_rlx_#t~ret412#1.offset; [2024-11-10 14:45:40,505 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655-9: havoc vatomicptr_read_rlx_#t~ret412#1.base, vatomicptr_read_rlx_#t~ret412#1.offset; [2024-11-10 14:45:40,506 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655-18: havoc vatomicptr_read_rlx_#t~ret412#1.base, vatomicptr_read_rlx_#t~ret412#1.offset; [2024-11-10 14:45:40,506 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3655-27: havoc vatomicptr_read_rlx_#t~ret412#1.base, vatomicptr_read_rlx_#t~ret412#1.offset; [2024-11-10 14:45:40,506 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3660: havoc vatomicptr_read_acq_#t~ret413#1.base, vatomicptr_read_acq_#t~ret413#1.offset; [2024-11-10 14:45:40,506 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3660-9: havoc vatomicptr_read_acq_#t~ret413#1.base, vatomicptr_read_acq_#t~ret413#1.offset; [2024-11-10 14:45:40,510 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-10 14:45:40,510 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 14:45:40,744 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 14:45:40,745 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 14:45:40,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:45:40 BoogieIcfgContainer [2024-11-10 14:45:40,746 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 14:45:40,748 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 14:45:40,748 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 14:45:40,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 14:45:40,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:45:36" (1/3) ... [2024-11-10 14:45:40,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a93f3e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:45:40, skipping insertion in model container [2024-11-10 14:45:40,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:45:38" (2/3) ... [2024-11-10 14:45:40,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a93f3e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:45:40, skipping insertion in model container [2024-11-10 14:45:40,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:45:40" (3/3) ... [2024-11-10 14:45:40,755 INFO L112 eAbstractionObserver]: Analyzing ICFG cnalock.i [2024-11-10 14:45:40,774 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 14:45:40,774 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2024-11-10 14:45:40,774 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-10 14:45:41,087 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-10 14:45:41,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 990 places, 1083 transitions, 2173 flow [2024-11-10 14:45:41,586 INFO L124 PetriNetUnfolderBase]: 112/1182 cut-off events. [2024-11-10 14:45:41,586 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-10 14:45:41,619 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1187 conditions, 1182 events. 112/1182 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 3939 event pairs, 0 based on Foata normal form. 0/1017 useless extension candidates. Maximal degree in co-relation 1023. Up to 6 conditions per place. [2024-11-10 14:45:41,619 INFO L82 GeneralOperation]: Start removeDead. Operand has 990 places, 1083 transitions, 2173 flow [2024-11-10 14:45:41,644 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 990 places, 1083 transitions, 2173 flow [2024-11-10 14:45:41,658 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:45:41,665 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;@33f286c0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:45:41,667 INFO L334 AbstractCegarLoop]: Starting to check reachability of 83 error locations. [2024-11-10 14:45:41,678 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:45:41,679 INFO L124 PetriNetUnfolderBase]: 7/75 cut-off events. [2024-11-10 14:45:41,679 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:45:41,679 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:41,680 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:41,681 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 80 more)] === [2024-11-10 14:45:41,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:41,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1575003767, now seen corresponding path program 1 times [2024-11-10 14:45:41,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:41,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276982676] [2024-11-10 14:45:41,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:41,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:41,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:41,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276982676] [2024-11-10 14:45:41,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276982676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:41,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:41,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:45:41,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279267000] [2024-11-10 14:45:41,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:41,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 14:45:41,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:41,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 14:45:41,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 14:45:41,992 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 943 out of 1083 [2024-11-10 14:45:41,999 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 990 places, 1083 transitions, 2173 flow. Second operand has 2 states, 2 states have (on average 943.5) internal successors, (1887), 2 states have internal predecessors, (1887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:45:41,999 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:41,999 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 943 of 1083 [2024-11-10 14:45:42,000 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:42,863 INFO L124 PetriNetUnfolderBase]: 50/2644 cut-off events. [2024-11-10 14:45:42,863 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-10 14:45:42,872 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2738 conditions, 2644 events. 50/2644 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 16092 event pairs, 28 based on Foata normal form. 563/2945 useless extension candidates. Maximal degree in co-relation 2597. Up to 89 conditions per place. [2024-11-10 14:45:42,881 INFO L140 encePairwiseOnDemand]: 974/1083 looper letters, 31 selfloop transitions, 0 changer transitions 0/970 dead transitions. [2024-11-10 14:45:42,881 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 952 places, 970 transitions, 2009 flow [2024-11-10 14:45:42,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 14:45:42,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-10 14:45:42,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2026 transitions. [2024-11-10 14:45:42,905 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9353647276084949 [2024-11-10 14:45:42,907 INFO L175 Difference]: Start difference. First operand has 990 places, 1083 transitions, 2173 flow. Second operand 2 states and 2026 transitions. [2024-11-10 14:45:42,908 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 952 places, 970 transitions, 2009 flow [2024-11-10 14:45:42,919 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 952 places, 970 transitions, 2009 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:45:42,938 INFO L231 Difference]: Finished difference. Result has 952 places, 970 transitions, 1947 flow [2024-11-10 14:45:42,942 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1083, PETRI_DIFFERENCE_MINUEND_FLOW=1947, PETRI_DIFFERENCE_MINUEND_PLACES=951, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=970, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=970, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1947, PETRI_PLACES=952, PETRI_TRANSITIONS=970} [2024-11-10 14:45:42,948 INFO L277 CegarLoopForPetriNet]: 990 programPoint places, -38 predicate places. [2024-11-10 14:45:42,948 INFO L471 AbstractCegarLoop]: Abstraction has has 952 places, 970 transitions, 1947 flow [2024-11-10 14:45:42,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 943.5) internal successors, (1887), 2 states have internal predecessors, (1887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:45:42,950 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:42,950 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:42,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 14:45:42,951 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 80 more)] === [2024-11-10 14:45:42,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:42,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1958909941, now seen corresponding path program 1 times [2024-11-10 14:45:42,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:42,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068036373] [2024-11-10 14:45:42,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:42,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:44,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:44,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068036373] [2024-11-10 14:45:44,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068036373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:44,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:44,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:45:44,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458915042] [2024-11-10 14:45:44,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:44,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:45:44,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:44,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:45:44,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:45:44,291 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 924 out of 1083 [2024-11-10 14:45:44,297 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 952 places, 970 transitions, 1947 flow. Second operand has 6 states, 6 states have (on average 925.5) internal successors, (5553), 6 states have internal predecessors, (5553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:45:44,297 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:44,297 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 924 of 1083 [2024-11-10 14:45:44,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:45:46,560 INFO L124 PetriNetUnfolderBase]: 765/8918 cut-off events. [2024-11-10 14:45:46,561 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-10 14:45:46,580 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10228 conditions, 8918 events. 765/8918 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 94176 event pairs, 280 based on Foata normal form. 0/8282 useless extension candidates. Maximal degree in co-relation 10224. Up to 1124 conditions per place. [2024-11-10 14:45:46,604 INFO L140 encePairwiseOnDemand]: 1048/1083 looper letters, 49 selfloop transitions, 118 changer transitions 0/1087 dead transitions. [2024-11-10 14:45:46,605 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 957 places, 1087 transitions, 2515 flow [2024-11-10 14:45:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:45:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:45:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5712 transitions. [2024-11-10 14:45:46,619 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8790397045244691 [2024-11-10 14:45:46,620 INFO L175 Difference]: Start difference. First operand has 952 places, 970 transitions, 1947 flow. Second operand 6 states and 5712 transitions. [2024-11-10 14:45:46,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 957 places, 1087 transitions, 2515 flow [2024-11-10 14:45:46,626 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 957 places, 1087 transitions, 2515 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:45:46,640 INFO L231 Difference]: Finished difference. Result has 962 places, 1087 transitions, 2721 flow [2024-11-10 14:45:46,642 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1083, PETRI_DIFFERENCE_MINUEND_FLOW=1947, PETRI_DIFFERENCE_MINUEND_PLACES=952, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=970, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=936, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2721, PETRI_PLACES=962, PETRI_TRANSITIONS=1087} [2024-11-10 14:45:46,643 INFO L277 CegarLoopForPetriNet]: 990 programPoint places, -28 predicate places. [2024-11-10 14:45:46,643 INFO L471 AbstractCegarLoop]: Abstraction has has 962 places, 1087 transitions, 2721 flow [2024-11-10 14:45:46,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 925.5) internal successors, (5553), 6 states have internal predecessors, (5553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:45:46,647 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:46,647 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:46,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 14:45:46,648 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 80 more)] === [2024-11-10 14:45:46,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:46,649 INFO L85 PathProgramCache]: Analyzing trace with hash -476671240, now seen corresponding path program 1 times [2024-11-10 14:45:46,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:46,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683832814] [2024-11-10 14:45:46,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:46,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:45:46,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 14:45:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 14:45:46,764 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 14:45:46,764 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 14:45:46,766 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (82 of 83 remaining) [2024-11-10 14:45:46,768 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (81 of 83 remaining) [2024-11-10 14:45:46,768 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (80 of 83 remaining) [2024-11-10 14:45:46,768 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (79 of 83 remaining) [2024-11-10 14:45:46,768 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (78 of 83 remaining) [2024-11-10 14:45:46,768 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (77 of 83 remaining) [2024-11-10 14:45:46,769 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (76 of 83 remaining) [2024-11-10 14:45:46,769 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr37ASSERT_VIOLATIONDATA_RACE (75 of 83 remaining) [2024-11-10 14:45:46,769 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (74 of 83 remaining) [2024-11-10 14:45:46,770 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr36ASSERT_VIOLATIONDATA_RACE (73 of 83 remaining) [2024-11-10 14:45:46,770 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr35ASSERT_VIOLATIONDATA_RACE (72 of 83 remaining) [2024-11-10 14:45:46,770 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (71 of 83 remaining) [2024-11-10 14:45:46,770 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr34ASSERT_VIOLATIONDATA_RACE (70 of 83 remaining) [2024-11-10 14:45:46,770 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr33ASSERT_VIOLATIONDATA_RACE (69 of 83 remaining) [2024-11-10 14:45:46,771 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (68 of 83 remaining) [2024-11-10 14:45:46,771 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (67 of 83 remaining) [2024-11-10 14:45:46,771 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (66 of 83 remaining) [2024-11-10 14:45:46,771 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (65 of 83 remaining) [2024-11-10 14:45:46,771 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (64 of 83 remaining) [2024-11-10 14:45:46,771 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr32ASSERT_VIOLATIONDATA_RACE (63 of 83 remaining) [2024-11-10 14:45:46,772 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr31ASSERT_VIOLATIONDATA_RACE (62 of 83 remaining) [2024-11-10 14:45:46,772 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (61 of 83 remaining) [2024-11-10 14:45:46,772 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (60 of 83 remaining) [2024-11-10 14:45:46,772 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (59 of 83 remaining) [2024-11-10 14:45:46,772 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (58 of 83 remaining) [2024-11-10 14:45:46,772 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (57 of 83 remaining) [2024-11-10 14:45:46,772 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (56 of 83 remaining) [2024-11-10 14:45:46,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (55 of 83 remaining) [2024-11-10 14:45:46,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (54 of 83 remaining) [2024-11-10 14:45:46,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (53 of 83 remaining) [2024-11-10 14:45:46,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (52 of 83 remaining) [2024-11-10 14:45:46,775 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (51 of 83 remaining) [2024-11-10 14:45:46,775 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (50 of 83 remaining) [2024-11-10 14:45:46,776 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (49 of 83 remaining) [2024-11-10 14:45:46,776 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (48 of 83 remaining) [2024-11-10 14:45:46,776 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (47 of 83 remaining) [2024-11-10 14:45:46,776 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (46 of 83 remaining) [2024-11-10 14:45:46,776 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (45 of 83 remaining) [2024-11-10 14:45:46,776 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (44 of 83 remaining) [2024-11-10 14:45:46,777 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (43 of 83 remaining) [2024-11-10 14:45:46,777 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (42 of 83 remaining) [2024-11-10 14:45:46,777 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (41 of 83 remaining) [2024-11-10 14:45:46,777 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (40 of 83 remaining) [2024-11-10 14:45:46,778 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (39 of 83 remaining) [2024-11-10 14:45:46,778 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (38 of 83 remaining) [2024-11-10 14:45:46,778 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr37ASSERT_VIOLATIONDATA_RACE (37 of 83 remaining) [2024-11-10 14:45:46,778 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (36 of 83 remaining) [2024-11-10 14:45:46,778 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr36ASSERT_VIOLATIONDATA_RACE (35 of 83 remaining) [2024-11-10 14:45:46,779 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr35ASSERT_VIOLATIONDATA_RACE (34 of 83 remaining) [2024-11-10 14:45:46,779 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (33 of 83 remaining) [2024-11-10 14:45:46,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr34ASSERT_VIOLATIONDATA_RACE (32 of 83 remaining) [2024-11-10 14:45:46,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr33ASSERT_VIOLATIONDATA_RACE (31 of 83 remaining) [2024-11-10 14:45:46,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (30 of 83 remaining) [2024-11-10 14:45:46,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (29 of 83 remaining) [2024-11-10 14:45:46,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (28 of 83 remaining) [2024-11-10 14:45:46,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (27 of 83 remaining) [2024-11-10 14:45:46,781 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (26 of 83 remaining) [2024-11-10 14:45:46,781 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr32ASSERT_VIOLATIONDATA_RACE (25 of 83 remaining) [2024-11-10 14:45:46,781 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr31ASSERT_VIOLATIONDATA_RACE (24 of 83 remaining) [2024-11-10 14:45:46,781 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (23 of 83 remaining) [2024-11-10 14:45:46,781 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (22 of 83 remaining) [2024-11-10 14:45:46,781 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (21 of 83 remaining) [2024-11-10 14:45:46,781 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (20 of 83 remaining) [2024-11-10 14:45:46,782 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (19 of 83 remaining) [2024-11-10 14:45:46,782 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (18 of 83 remaining) [2024-11-10 14:45:46,782 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (17 of 83 remaining) [2024-11-10 14:45:46,782 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (16 of 83 remaining) [2024-11-10 14:45:46,782 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (15 of 83 remaining) [2024-11-10 14:45:46,782 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (14 of 83 remaining) [2024-11-10 14:45:46,782 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (13 of 83 remaining) [2024-11-10 14:45:46,783 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (12 of 83 remaining) [2024-11-10 14:45:46,783 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (11 of 83 remaining) [2024-11-10 14:45:46,783 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (10 of 83 remaining) [2024-11-10 14:45:46,783 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (9 of 83 remaining) [2024-11-10 14:45:46,784 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (8 of 83 remaining) [2024-11-10 14:45:46,784 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (7 of 83 remaining) [2024-11-10 14:45:46,784 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (6 of 83 remaining) [2024-11-10 14:45:46,784 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (5 of 83 remaining) [2024-11-10 14:45:46,784 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (4 of 83 remaining) [2024-11-10 14:45:46,784 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (3 of 83 remaining) [2024-11-10 14:45:46,786 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (2 of 83 remaining) [2024-11-10 14:45:46,786 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (1 of 83 remaining) [2024-11-10 14:45:46,786 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (0 of 83 remaining) [2024-11-10 14:45:46,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 14:45:46,787 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-10 14:45:46,792 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-10 14:45:46,792 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-10 14:45:47,227 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-10 14:45:47,246 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1838 places, 2003 transitions, 4022 flow [2024-11-10 14:45:48,766 INFO L124 PetriNetUnfolderBase]: 212/2267 cut-off events. [2024-11-10 14:45:48,767 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-10 14:45:48,909 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2279 conditions, 2267 events. 212/2267 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 11242 event pairs, 0 based on Foata normal form. 0/1953 useless extension candidates. Maximal degree in co-relation 1997. Up to 12 conditions per place. [2024-11-10 14:45:48,910 INFO L82 GeneralOperation]: Start removeDead. Operand has 1838 places, 2003 transitions, 4022 flow [2024-11-10 14:45:48,961 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1838 places, 2003 transitions, 4022 flow [2024-11-10 14:45:48,962 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:45:48,963 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;@33f286c0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:45:48,963 INFO L334 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2024-11-10 14:45:48,967 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:45:48,968 INFO L124 PetriNetUnfolderBase]: 7/75 cut-off events. [2024-11-10 14:45:48,968 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:45:48,968 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:45:48,968 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:45:48,968 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 118 more)] === [2024-11-10 14:45:48,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:45:48,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1822678116, now seen corresponding path program 1 times [2024-11-10 14:45:48,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:45:48,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560035326] [2024-11-10 14:45:48,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:45:48,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:45:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:45:49,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:45:49,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:45:49,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560035326] [2024-11-10 14:45:49,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560035326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:45:49,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:45:49,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:45:49,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367323569] [2024-11-10 14:45:49,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:45:49,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 14:45:49,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:45:49,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 14:45:49,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 14:45:49,014 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1747 out of 2003 [2024-11-10 14:45:49,019 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1838 places, 2003 transitions, 4022 flow. Second operand has 2 states, 2 states have (on average 1747.5) internal successors, (3495), 2 states have internal predecessors, (3495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:45:49,019 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:45:49,019 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1747 of 2003 [2024-11-10 14:45:49,019 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:46:10,725 INFO L124 PetriNetUnfolderBase]: 3181/78593 cut-off events. [2024-11-10 14:46:10,726 INFO L125 PetriNetUnfolderBase]: For 297/297 co-relation queries the response was YES. [2024-11-10 14:46:11,495 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83067 conditions, 78593 events. 3181/78593 cut-off events. For 297/297 co-relation queries the response was YES. Maximal size of possible extension queue 596. Compared 1199666 event pairs, 2520 based on Foata normal form. 19601/90365 useless extension candidates. Maximal degree in co-relation 4248. Up to 4322 conditions per place. [2024-11-10 14:46:11,811 INFO L140 encePairwiseOnDemand]: 1808/2003 looper letters, 61 selfloop transitions, 0 changer transitions 0/1804 dead transitions. [2024-11-10 14:46:11,812 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1766 places, 1804 transitions, 3746 flow [2024-11-10 14:46:11,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 14:46:11,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-10 14:46:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3750 transitions. [2024-11-10 14:46:11,822 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9360958562156765 [2024-11-10 14:46:11,822 INFO L175 Difference]: Start difference. First operand has 1838 places, 2003 transitions, 4022 flow. Second operand 2 states and 3750 transitions. [2024-11-10 14:46:11,822 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1766 places, 1804 transitions, 3746 flow [2024-11-10 14:46:11,835 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1766 places, 1804 transitions, 3746 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:46:11,858 INFO L231 Difference]: Finished difference. Result has 1766 places, 1804 transitions, 3624 flow [2024-11-10 14:46:11,862 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=2003, PETRI_DIFFERENCE_MINUEND_FLOW=3624, PETRI_DIFFERENCE_MINUEND_PLACES=1765, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1804, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1804, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=3624, PETRI_PLACES=1766, PETRI_TRANSITIONS=1804} [2024-11-10 14:46:11,864 INFO L277 CegarLoopForPetriNet]: 1838 programPoint places, -72 predicate places. [2024-11-10 14:46:11,865 INFO L471 AbstractCegarLoop]: Abstraction has has 1766 places, 1804 transitions, 3624 flow [2024-11-10 14:46:11,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1747.5) internal successors, (3495), 2 states have internal predecessors, (3495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:46:11,868 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:46:11,868 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:46:11,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 14:46:11,869 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 118 more)] === [2024-11-10 14:46:11,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:46:11,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1154069739, now seen corresponding path program 1 times [2024-11-10 14:46:11,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:46:11,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327298008] [2024-11-10 14:46:11,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:46:11,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:46:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:46:12,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:46:12,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:46:12,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327298008] [2024-11-10 14:46:12,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327298008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:46:12,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:46:12,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:46:12,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225966690] [2024-11-10 14:46:12,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:46:12,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:46:12,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:46:12,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:46:12,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:46:12,775 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1728 out of 2003 [2024-11-10 14:46:12,786 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1766 places, 1804 transitions, 3624 flow. Second operand has 6 states, 6 states have (on average 1729.5) internal successors, (10377), 6 states have internal predecessors, (10377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 14:46:12,786 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:46:12,786 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1728 of 2003 [2024-11-10 14:46:12,786 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand