./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/ldv-races/race-1_2-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 05:26:41,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 05:26:41,559 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-02-08 05:26:41,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 05:26:41,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 05:26:41,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 05:26:41,577 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 05:26:41,577 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 05:26:41,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 05:26:41,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 05:26:41,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 05:26:41,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 05:26:41,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 05:26:41,579 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 05:26:41,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:26:41,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 05:26:41,580 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/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 -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2025-02-08 05:26:41,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 05:26:41,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 05:26:41,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 05:26:41,842 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 05:26:41,842 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 05:26:41,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-1_2-join.i [2025-02-08 05:26:43,064 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6cd2a4e6d/2126728e754943aeb6cac0c7e747689c/FLAGacc157c90 [2025-02-08 05:26:43,430 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 05:26:43,431 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-1_2-join.i [2025-02-08 05:26:43,456 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6cd2a4e6d/2126728e754943aeb6cac0c7e747689c/FLAGacc157c90 [2025-02-08 05:26:43,477 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6cd2a4e6d/2126728e754943aeb6cac0c7e747689c [2025-02-08 05:26:43,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 05:26:43,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 05:26:43,483 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 05:26:43,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 05:26:43,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 05:26:43,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:26:43" (1/1) ... [2025-02-08 05:26:43,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2915cd3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:43, skipping insertion in model container [2025-02-08 05:26:43,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:26:43" (1/1) ... [2025-02-08 05:26:43,533 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 05:26:43,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:26:43,903 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 05:26:43,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:26:44,025 INFO L204 MainTranslator]: Completed translation [2025-02-08 05:26:44,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44 WrapperNode [2025-02-08 05:26:44,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 05:26:44,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 05:26:44,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 05:26:44,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 05:26:44,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,060 INFO L138 Inliner]: procedures = 483, calls = 31, calls flagged for inlining = 9, calls inlined = 12, statements flattened = 123 [2025-02-08 05:26:44,060 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 05:26:44,061 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 05:26:44,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 05:26:44,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 05:26:44,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,074 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 05:26:44,082 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 05:26:44,082 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 05:26:44,082 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 05:26:44,082 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (1/1) ... [2025-02-08 05:26:44,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:26:44,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 05:26:44,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 05:26:44,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 05:26:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-02-08 05:26:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 05:26:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-02-08 05:26:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-02-08 05:26:44,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 05:26:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-02-08 05:26:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 05:26:44,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 05:26:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 05:26:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-02-08 05:26:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-02-08 05:26:44,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-02-08 05:26:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-02-08 05:26:44,137 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-08 05:26:44,376 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 05:26:44,378 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 05:26:44,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1717: havoc ldv_assert_#in~expression#1;assume { :end_inline_ldv_assert } true; [2025-02-08 05:26:44,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1717-1: havoc ldv_assert_~expression#1; [2025-02-08 05:26:44,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1718: [2025-02-08 05:26:44,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1719-1: module_init_#res#1 := 0; [2025-02-08 05:26:44,568 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 05:26:44,568 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 05:26:44,605 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L1695-10 is not an error location. [2025-02-08 05:26:44,606 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 05:26:44,606 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 05:26:44,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:26:44 BoogieIcfgContainer [2025-02-08 05:26:44,607 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 05:26:44,609 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 05:26:44,609 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 05:26:44,612 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 05:26:44,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 05:26:43" (1/3) ... [2025-02-08 05:26:44,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a789286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:26:44, skipping insertion in model container [2025-02-08 05:26:44,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:26:44" (2/3) ... [2025-02-08 05:26:44,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a789286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:26:44, skipping insertion in model container [2025-02-08 05:26:44,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:26:44" (3/3) ... [2025-02-08 05:26:44,615 INFO L128 eAbstractionObserver]: Analyzing ICFG race-1_2-join.i [2025-02-08 05:26:44,625 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 05:26:44,627 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG race-1_2-join.i that has 2 procedures, 135 locations, 1 initial locations, 0 loop locations, and 11 error locations. [2025-02-08 05:26:44,627 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 05:26:44,663 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-02-08 05:26:44,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 138 places, 140 transitions, 287 flow [2025-02-08 05:26:44,724 INFO L124 PetriNetUnfolderBase]: 4/107 cut-off events. [2025-02-08 05:26:44,726 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:26:44,729 INFO L83 FinitePrefix]: Finished finitePrefix Result has 111 conditions, 107 events. 4/107 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 129 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 90. Up to 2 conditions per place. [2025-02-08 05:26:44,729 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 140 transitions, 287 flow [2025-02-08 05:26:44,732 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 104 places, 104 transitions, 211 flow [2025-02-08 05:26:44,737 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 05:26:44,745 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;@184a649d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 05:26:44,745 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2025-02-08 05:26:44,750 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 05:26:44,750 INFO L124 PetriNetUnfolderBase]: 0/24 cut-off events. [2025-02-08 05:26:44,750 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:26:44,750 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:26:44,751 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:26:44,751 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2025-02-08 05:26:44,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:26:44,755 INFO L85 PathProgramCache]: Analyzing trace with hash -539819268, now seen corresponding path program 1 times [2025-02-08 05:26:44,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:26:44,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632170189] [2025-02-08 05:26:44,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:26:44,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:26:44,854 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-02-08 05:26:44,862 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-02-08 05:26:44,862 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:26:44,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:26:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:26:44,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:26:44,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632170189] [2025-02-08 05:26:44,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632170189] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:26:44,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:26:44,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:26:44,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623725202] [2025-02-08 05:26:44,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:26:44,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:26:44,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:26:44,995 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:26:44,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:26:45,028 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 140 [2025-02-08 05:26:45,031 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 104 transitions, 211 flow. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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) [2025-02-08 05:26:45,032 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:26:45,032 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 140 [2025-02-08 05:26:45,032 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:26:45,064 INFO L124 PetriNetUnfolderBase]: 6/108 cut-off events. [2025-02-08 05:26:45,064 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-02-08 05:26:45,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 108 events. 6/108 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 165 event pairs, 6 based on Foata normal form. 4/104 useless extension candidates. Maximal degree in co-relation 46. Up to 26 conditions per place. [2025-02-08 05:26:45,066 INFO L140 encePairwiseOnDemand]: 130/140 looper letters, 7 selfloop transitions, 2 changer transitions 21/92 dead transitions. [2025-02-08 05:26:45,066 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 92 transitions, 217 flow [2025-02-08 05:26:45,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:26:45,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:26:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 350 transitions. [2025-02-08 05:26:45,076 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2025-02-08 05:26:45,077 INFO L175 Difference]: Start difference. First operand has 104 places, 104 transitions, 211 flow. Second operand 3 states and 350 transitions. [2025-02-08 05:26:45,077 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 92 transitions, 217 flow [2025-02-08 05:26:45,080 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 92 transitions, 216 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-02-08 05:26:45,083 INFO L231 Difference]: Finished difference. Result has 97 places, 71 transitions, 146 flow [2025-02-08 05:26:45,084 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=146, PETRI_PLACES=97, PETRI_TRANSITIONS=71} [2025-02-08 05:26:45,087 INFO L279 CegarLoopForPetriNet]: 104 programPoint places, -7 predicate places. [2025-02-08 05:26:45,087 INFO L471 AbstractCegarLoop]: Abstraction has has 97 places, 71 transitions, 146 flow [2025-02-08 05:26:45,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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) [2025-02-08 05:26:45,088 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:26:45,088 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:26:45,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 05:26:45,088 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2025-02-08 05:26:45,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:26:45,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1397950896, now seen corresponding path program 1 times [2025-02-08 05:26:45,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:26:45,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549706540] [2025-02-08 05:26:45,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:26:45,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:26:45,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-02-08 05:26:45,118 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-02-08 05:26:45,118 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:26:45,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:26:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:26:45,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:26:45,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549706540] [2025-02-08 05:26:45,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549706540] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:26:45,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:26:45,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:26:45,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385699030] [2025-02-08 05:26:45,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:26:45,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:26:45,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:26:45,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:26:45,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:26:45,244 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 140 [2025-02-08 05:26:45,244 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 71 transitions, 146 flow. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2025-02-08 05:26:45,245 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:26:45,245 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 140 [2025-02-08 05:26:45,245 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:26:45,254 INFO L124 PetriNetUnfolderBase]: 0/69 cut-off events. [2025-02-08 05:26:45,254 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-02-08 05:26:45,254 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 69 events. 0/69 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 18 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2025-02-08 05:26:45,255 INFO L140 encePairwiseOnDemand]: 135/140 looper letters, 3 selfloop transitions, 3 changer transitions 0/69 dead transitions. [2025-02-08 05:26:45,255 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 69 transitions, 154 flow [2025-02-08 05:26:45,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:26:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:26:45,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 335 transitions. [2025-02-08 05:26:45,257 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7976190476190477 [2025-02-08 05:26:45,257 INFO L175 Difference]: Start difference. First operand has 97 places, 71 transitions, 146 flow. Second operand 3 states and 335 transitions. [2025-02-08 05:26:45,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 69 transitions, 154 flow [2025-02-08 05:26:45,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 69 transitions, 150 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-08 05:26:45,258 INFO L231 Difference]: Finished difference. Result has 72 places, 69 transitions, 144 flow [2025-02-08 05:26:45,259 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=144, PETRI_PLACES=72, PETRI_TRANSITIONS=69} [2025-02-08 05:26:45,259 INFO L279 CegarLoopForPetriNet]: 104 programPoint places, -32 predicate places. [2025-02-08 05:26:45,259 INFO L471 AbstractCegarLoop]: Abstraction has has 72 places, 69 transitions, 144 flow [2025-02-08 05:26:45,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2025-02-08 05:26:45,260 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:26:45,260 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:26:45,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 05:26:45,260 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2025-02-08 05:26:45,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:26:45,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1852648658, now seen corresponding path program 1 times [2025-02-08 05:26:45,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:26:45,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700505799] [2025-02-08 05:26:45,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:26:45,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:26:45,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-02-08 05:26:45,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-02-08 05:26:45,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:26:45,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:26:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:26:45,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:26:45,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700505799] [2025-02-08 05:26:45,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700505799] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:26:45,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:26:45,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:26:45,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324417998] [2025-02-08 05:26:45,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:26:45,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:26:45,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:26:45,355 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:26:45,355 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:26:45,384 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 140 [2025-02-08 05:26:45,385 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 69 transitions, 144 flow. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2025-02-08 05:26:45,385 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:26:45,385 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 140 [2025-02-08 05:26:45,385 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:26:45,401 INFO L124 PetriNetUnfolderBase]: 0/68 cut-off events. [2025-02-08 05:26:45,402 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-02-08 05:26:45,402 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 68 events. 0/68 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 15 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 0. Up to 8 conditions per place. [2025-02-08 05:26:45,402 INFO L140 encePairwiseOnDemand]: 137/140 looper letters, 7 selfloop transitions, 2 changer transitions 0/68 dead transitions. [2025-02-08 05:26:45,403 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 68 transitions, 160 flow [2025-02-08 05:26:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:26:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:26:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 337 transitions. [2025-02-08 05:26:45,405 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8023809523809524 [2025-02-08 05:26:45,406 INFO L175 Difference]: Start difference. First operand has 72 places, 69 transitions, 144 flow. Second operand 3 states and 337 transitions. [2025-02-08 05:26:45,406 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 68 transitions, 160 flow [2025-02-08 05:26:45,407 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 68 transitions, 154 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-08 05:26:45,407 INFO L231 Difference]: Finished difference. Result has 71 places, 68 transitions, 140 flow [2025-02-08 05:26:45,408 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=136, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=140, PETRI_PLACES=71, PETRI_TRANSITIONS=68} [2025-02-08 05:26:45,408 INFO L279 CegarLoopForPetriNet]: 104 programPoint places, -33 predicate places. [2025-02-08 05:26:45,408 INFO L471 AbstractCegarLoop]: Abstraction has has 71 places, 68 transitions, 140 flow [2025-02-08 05:26:45,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2025-02-08 05:26:45,409 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:26:45,409 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:26:45,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 05:26:45,409 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2025-02-08 05:26:45,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:26:45,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1862784008, now seen corresponding path program 1 times [2025-02-08 05:26:45,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:26:45,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298485513] [2025-02-08 05:26:45,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:26:45,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:26:45,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-02-08 05:26:45,428 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-02-08 05:26:45,428 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:26:45,428 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:26:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:26:45,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:26:45,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298485513] [2025-02-08 05:26:45,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298485513] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:26:45,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:26:45,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:26:45,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343716798] [2025-02-08 05:26:45,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:26:45,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:26:45,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:26:45,470 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:26:45,470 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:26:45,479 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 140 [2025-02-08 05:26:45,480 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 68 transitions, 140 flow. Second operand has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 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) [2025-02-08 05:26:45,480 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:26:45,480 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 140 [2025-02-08 05:26:45,480 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:26:45,488 INFO L124 PetriNetUnfolderBase]: 0/67 cut-off events. [2025-02-08 05:26:45,488 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:26:45,488 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 67 events. 0/67 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 13 event pairs, 0 based on Foata normal form. 1/67 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2025-02-08 05:26:45,489 INFO L140 encePairwiseOnDemand]: 138/140 looper letters, 3 selfloop transitions, 0 changer transitions 7/67 dead transitions. [2025-02-08 05:26:45,489 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 67 transitions, 148 flow [2025-02-08 05:26:45,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:26:45,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:26:45,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 345 transitions. [2025-02-08 05:26:45,490 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8214285714285714 [2025-02-08 05:26:45,490 INFO L175 Difference]: Start difference. First operand has 71 places, 68 transitions, 140 flow. Second operand 3 states and 345 transitions. [2025-02-08 05:26:45,490 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 67 transitions, 148 flow [2025-02-08 05:26:45,490 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 67 transitions, 144 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-08 05:26:45,491 INFO L231 Difference]: Finished difference. Result has 70 places, 60 transitions, 120 flow [2025-02-08 05:26:45,491 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=120, PETRI_PLACES=70, PETRI_TRANSITIONS=60} [2025-02-08 05:26:45,492 INFO L279 CegarLoopForPetriNet]: 104 programPoint places, -34 predicate places. [2025-02-08 05:26:45,492 INFO L471 AbstractCegarLoop]: Abstraction has has 70 places, 60 transitions, 120 flow [2025-02-08 05:26:45,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 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) [2025-02-08 05:26:45,492 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:26:45,492 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:26:45,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-08 05:26:45,492 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2025-02-08 05:26:45,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:26:45,493 INFO L85 PathProgramCache]: Analyzing trace with hash -693013612, now seen corresponding path program 1 times [2025-02-08 05:26:45,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:26:45,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638361238] [2025-02-08 05:26:45,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:26:45,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:26:45,508 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-02-08 05:26:45,515 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-02-08 05:26:45,516 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:26:45,516 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:26:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:26:45,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:26:45,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638361238] [2025-02-08 05:26:45,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638361238] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:26:45,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:26:45,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-08 05:26:45,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756028174] [2025-02-08 05:26:45,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:26:45,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 05:26:45,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:26:45,633 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 05:26:45,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 05:26:45,650 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 140 [2025-02-08 05:26:45,651 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 60 transitions, 120 flow. Second operand has 4 states, 4 states have (on average 114.5) internal successors, (458), 4 states have internal predecessors, (458), 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) [2025-02-08 05:26:45,654 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:26:45,654 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 140 [2025-02-08 05:26:45,655 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:26:45,677 INFO L124 PetriNetUnfolderBase]: 0/54 cut-off events. [2025-02-08 05:26:45,677 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:26:45,677 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 54 events. 0/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1. Compared 0 event pairs, 0 based on Foata normal form. 1/55 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2025-02-08 05:26:45,678 INFO L140 encePairwiseOnDemand]: 137/140 looper letters, 0 selfloop transitions, 0 changer transitions 54/54 dead transitions. [2025-02-08 05:26:45,678 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 54 transitions, 116 flow [2025-02-08 05:26:45,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 05:26:45,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2025-02-08 05:26:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 457 transitions. [2025-02-08 05:26:45,679 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8160714285714286 [2025-02-08 05:26:45,679 INFO L175 Difference]: Start difference. First operand has 70 places, 60 transitions, 120 flow. Second operand 4 states and 457 transitions. [2025-02-08 05:26:45,679 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 54 transitions, 116 flow [2025-02-08 05:26:45,680 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 54 transitions, 116 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-08 05:26:45,680 INFO L231 Difference]: Finished difference. Result has 59 places, 0 transitions, 0 flow [2025-02-08 05:26:45,680 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=140, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=0, PETRI_PLACES=59, PETRI_TRANSITIONS=0} [2025-02-08 05:26:45,681 INFO L279 CegarLoopForPetriNet]: 104 programPoint places, -45 predicate places. [2025-02-08 05:26:45,681 INFO L471 AbstractCegarLoop]: Abstraction has has 59 places, 0 transitions, 0 flow [2025-02-08 05:26:45,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 114.5) internal successors, (458), 4 states have internal predecessors, (458), 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) [2025-02-08 05:26:45,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (12 of 13 remaining) [2025-02-08 05:26:45,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2025-02-08 05:26:45,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2025-02-08 05:26:45,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2025-02-08 05:26:45,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 13 remaining) [2025-02-08 05:26:45,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2025-02-08 05:26:45,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-08 05:26:45,685 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-02-08 05:26:45,689 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-02-08 05:26:45,689 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 05:26:45,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 05:26:45 BasicIcfg [2025-02-08 05:26:45,692 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 05:26:45,693 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 05:26:45,693 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 05:26:45,693 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 05:26:45,694 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:26:44" (3/4) ... [2025-02-08 05:26:45,695 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 05:26:45,697 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2025-02-08 05:26:45,700 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2025-02-08 05:26:45,700 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-08 05:26:45,700 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-08 05:26:45,701 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 05:26:45,761 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 05:26:45,761 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 05:26:45,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 05:26:45,762 INFO L158 Benchmark]: Toolchain (without parser) took 2280.92ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 107.6MB in the beginning and 308.2MB in the end (delta: -200.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2025-02-08 05:26:45,762 INFO L158 Benchmark]: CDTParser took 1.11ms. Allocated memory is still 226.5MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:26:45,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.43ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 53.8MB in the end (delta: 53.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-08 05:26:45,762 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.78ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 50.7MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:26:45,763 INFO L158 Benchmark]: Boogie Preprocessor took 20.09ms. Allocated memory is still 142.6MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:26:45,763 INFO L158 Benchmark]: IcfgBuilder took 525.20ms. Allocated memory is still 142.6MB. Free memory was 48.6MB in the beginning and 91.5MB in the end (delta: -42.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2025-02-08 05:26:45,763 INFO L158 Benchmark]: TraceAbstraction took 1083.75ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 90.8MB in the beginning and 314.1MB in the end (delta: -223.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2025-02-08 05:26:45,763 INFO L158 Benchmark]: Witness Printer took 68.40ms. Allocated memory is still 369.1MB. Free memory was 314.1MB in the beginning and 308.2MB in the end (delta: 5.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:26:45,764 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11ms. Allocated memory is still 226.5MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.43ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 53.8MB in the end (delta: 53.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.78ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 50.7MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.09ms. Allocated memory is still 142.6MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 525.20ms. Allocated memory is still 142.6MB. Free memory was 48.6MB in the beginning and 91.5MB in the end (delta: -42.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1083.75ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 90.8MB in the beginning and 314.1MB in the end (delta: -223.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Witness Printer took 68.40ms. Allocated memory is still 369.1MB. Free memory was 314.1MB in the beginning and 308.2MB in the end (delta: 5.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1702]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1721]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1712]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1714]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1717]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1731]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 146 locations, 13 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 137 IncrementalHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 30 mSDtfsCounter, 137 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 214 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 05:26:45,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE