./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-more-min-le-max.wvr.c --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/weaver/popl20-more-min-le-max.wvr.c -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 dbd0a32f8466e9a1ac86b6dfec2b7453fe6f40d8d953742d93d3d05c5ad7b7af --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 14:39:38,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 14:39:38,840 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-10 14:39:38,843 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 14:39:38,843 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 14:39:38,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 14:39:38,858 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 14:39:38,858 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 14:39:38,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 14:39:38,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 14:39:38,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 14:39:38,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 14:39:38,860 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 14:39:38,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 14:39:38,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 14:39:38,861 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 14:39:38,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 14:39:38,861 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 14:39:38,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 14:39:38,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 14:39:38,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 14:39:38,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 14:39:38,863 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-10 14:39:38,865 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 14:39:38,865 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 14:39:38,866 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 14:39:38,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 14:39:38,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 14:39:38,866 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 14:39:38,866 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 14:39:38,866 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 14:39:38,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:39:38,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 14:39:38,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 14:39:38,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 14:39:38,867 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 14:39:38,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 14:39:38,867 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 14:39:38,868 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 14:39:38,868 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 14:39:38,868 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 14:39:38,869 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbd0a32f8466e9a1ac86b6dfec2b7453fe6f40d8d953742d93d3d05c5ad7b7af [2024-11-10 14:39:39,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 14:39:39,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 14:39:39,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 14:39:39,095 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 14:39:39,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 14:39:39,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-more-min-le-max.wvr.c [2024-11-10 14:39:40,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 14:39:40,477 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 14:39:40,478 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-min-le-max.wvr.c [2024-11-10 14:39:40,486 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852466a1b/ed3ceaadb8a74dcd94c9e7e691dcad67/FLAG726ce7f4d [2024-11-10 14:39:40,869 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852466a1b/ed3ceaadb8a74dcd94c9e7e691dcad67 [2024-11-10 14:39:40,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 14:39:40,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 14:39:40,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 14:39:40,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 14:39:40,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 14:39:40,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:40" (1/1) ... [2024-11-10 14:39:40,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@511fcd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40, skipping insertion in model container [2024-11-10 14:39:40,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:40" (1/1) ... [2024-11-10 14:39:40,897 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 14:39:41,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:39:41,077 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 14:39:41,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:39:41,110 INFO L204 MainTranslator]: Completed translation [2024-11-10 14:39:41,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41 WrapperNode [2024-11-10 14:39:41,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 14:39:41,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 14:39:41,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 14:39:41,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 14:39:41,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,144 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-10 14:39:41,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 14:39:41,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 14:39:41,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 14:39:41,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 14:39:41,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,172 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,182 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 14:39:41,194 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 14:39:41,194 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 14:39:41,194 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 14:39:41,195 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (1/1) ... [2024-11-10 14:39:41,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:39:41,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 14:39:41,224 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 14:39:41,227 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 14:39:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 14:39:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-10 14:39:41,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-10 14:39:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-10 14:39:41,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-10 14:39:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-10 14:39:41,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-10 14:39:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-10 14:39:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-10 14:39:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-10 14:39:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-10 14:39:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 14:39:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 14:39:41,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 14:39:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-10 14:39:41,266 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 14:39:41,356 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 14:39:41,358 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 14:39:41,678 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-10 14:39:41,678 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 14:39:41,801 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 14:39:41,802 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 14:39:41,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:39:41 BoogieIcfgContainer [2024-11-10 14:39:41,803 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 14:39:41,805 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 14:39:41,805 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 14:39:41,808 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 14:39:41,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:39:40" (1/3) ... [2024-11-10 14:39:41,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44cc3c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:39:41, skipping insertion in model container [2024-11-10 14:39:41,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:41" (2/3) ... [2024-11-10 14:39:41,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44cc3c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:39:41, skipping insertion in model container [2024-11-10 14:39:41,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:39:41" (3/3) ... [2024-11-10 14:39:41,810 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-min-le-max.wvr.c [2024-11-10 14:39:41,822 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 14:39:41,823 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2024-11-10 14:39:41,823 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-10 14:39:41,881 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-10 14:39:41,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 220 places, 220 transitions, 461 flow [2024-11-10 14:39:41,970 INFO L124 PetriNetUnfolderBase]: 10/217 cut-off events. [2024-11-10 14:39:41,970 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-10 14:39:41,976 INFO L83 FinitePrefix]: Finished finitePrefix Result has 230 conditions, 217 events. 10/217 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 246 event pairs, 0 based on Foata normal form. 0/178 useless extension candidates. Maximal degree in co-relation 189. Up to 2 conditions per place. [2024-11-10 14:39:41,976 INFO L82 GeneralOperation]: Start removeDead. Operand has 220 places, 220 transitions, 461 flow [2024-11-10 14:39:41,982 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 201 places, 200 transitions, 418 flow [2024-11-10 14:39:41,992 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:39:42,013 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;@7cbeb19b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:39:42,014 INFO L334 AbstractCegarLoop]: Starting to check reachability of 49 error locations. [2024-11-10 14:39:42,017 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:39:42,018 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-10 14:39:42,018 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:39:42,018 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:42,020 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] [2024-11-10 14:39:42,021 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:42,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:42,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1373473629, now seen corresponding path program 1 times [2024-11-10 14:39:42,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:42,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009659791] [2024-11-10 14:39:42,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:42,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:42,178 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 14:39:42,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:42,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009659791] [2024-11-10 14:39:42,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009659791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:42,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:42,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:39:42,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691848648] [2024-11-10 14:39:42,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:42,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:39:42,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:42,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:39:42,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:39:42,291 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 220 [2024-11-10 14:39:42,294 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 200 transitions, 418 flow. Second operand has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 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 14:39:42,298 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:42,298 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 220 [2024-11-10 14:39:42,299 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:42,415 INFO L124 PetriNetUnfolderBase]: 58/391 cut-off events. [2024-11-10 14:39:42,416 INFO L125 PetriNetUnfolderBase]: For 38/38 co-relation queries the response was YES. [2024-11-10 14:39:42,418 INFO L83 FinitePrefix]: Finished finitePrefix Result has 532 conditions, 391 events. 58/391 cut-off events. For 38/38 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1344 event pairs, 38 based on Foata normal form. 4/344 useless extension candidates. Maximal degree in co-relation 346. Up to 100 conditions per place. [2024-11-10 14:39:42,421 INFO L140 encePairwiseOnDemand]: 196/220 looper letters, 16 selfloop transitions, 2 changer transitions 3/178 dead transitions. [2024-11-10 14:39:42,422 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 178 transitions, 410 flow [2024-11-10 14:39:42,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:39:42,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:39:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 571 transitions. [2024-11-10 14:39:42,436 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8651515151515151 [2024-11-10 14:39:42,438 INFO L175 Difference]: Start difference. First operand has 201 places, 200 transitions, 418 flow. Second operand 3 states and 571 transitions. [2024-11-10 14:39:42,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 178 transitions, 410 flow [2024-11-10 14:39:42,441 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 181 places, 178 transitions, 398 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-10 14:39:42,445 INFO L231 Difference]: Finished difference. Result has 181 places, 175 transitions, 360 flow [2024-11-10 14:39:42,446 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=362, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=181, PETRI_TRANSITIONS=175} [2024-11-10 14:39:42,450 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -20 predicate places. [2024-11-10 14:39:42,451 INFO L471 AbstractCegarLoop]: Abstraction has has 181 places, 175 transitions, 360 flow [2024-11-10 14:39:42,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 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 14:39:42,451 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:42,452 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] [2024-11-10 14:39:42,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 14:39:42,453 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:42,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:42,454 INFO L85 PathProgramCache]: Analyzing trace with hash 963053562, now seen corresponding path program 1 times [2024-11-10 14:39:42,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:42,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036661502] [2024-11-10 14:39:42,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:42,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:42,510 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 14:39:42,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:42,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036661502] [2024-11-10 14:39:42,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036661502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:42,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:42,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:39:42,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729640029] [2024-11-10 14:39:42,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:42,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:39:42,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:42,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:39:42,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:39:42,538 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 220 [2024-11-10 14:39:42,539 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 175 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 176.0) internal successors, (528), 3 states have internal predecessors, (528), 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 14:39:42,539 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:42,539 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 220 [2024-11-10 14:39:42,539 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:42,619 INFO L124 PetriNetUnfolderBase]: 99/453 cut-off events. [2024-11-10 14:39:42,620 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:42,621 INFO L83 FinitePrefix]: Finished finitePrefix Result has 643 conditions, 453 events. 99/453 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1827 event pairs, 71 based on Foata normal form. 0/414 useless extension candidates. Maximal degree in co-relation 613. Up to 163 conditions per place. [2024-11-10 14:39:42,624 INFO L140 encePairwiseOnDemand]: 215/220 looper letters, 17 selfloop transitions, 1 changer transitions 0/171 dead transitions. [2024-11-10 14:39:42,624 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 171 transitions, 388 flow [2024-11-10 14:39:42,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:39:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:39:42,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 547 transitions. [2024-11-10 14:39:42,627 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8287878787878787 [2024-11-10 14:39:42,627 INFO L175 Difference]: Start difference. First operand has 181 places, 175 transitions, 360 flow. Second operand 3 states and 547 transitions. [2024-11-10 14:39:42,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 171 transitions, 388 flow [2024-11-10 14:39:42,629 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 171 transitions, 384 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:39:42,630 INFO L231 Difference]: Finished difference. Result has 174 places, 171 transitions, 350 flow [2024-11-10 14:39:42,631 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=348, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=350, PETRI_PLACES=174, PETRI_TRANSITIONS=171} [2024-11-10 14:39:42,631 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -27 predicate places. [2024-11-10 14:39:42,631 INFO L471 AbstractCegarLoop]: Abstraction has has 174 places, 171 transitions, 350 flow [2024-11-10 14:39:42,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.0) internal successors, (528), 3 states have internal predecessors, (528), 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 14:39:42,632 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:42,632 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:42,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 14:39:42,632 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:42,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:42,633 INFO L85 PathProgramCache]: Analyzing trace with hash 260049475, now seen corresponding path program 1 times [2024-11-10 14:39:42,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:42,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234266412] [2024-11-10 14:39:42,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:42,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:42,709 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 14:39:42,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:42,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234266412] [2024-11-10 14:39:42,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234266412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:42,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:42,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:39:42,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431464000] [2024-11-10 14:39:42,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:42,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:39:42,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:42,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:39:42,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:39:42,732 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 220 [2024-11-10 14:39:42,732 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 171 transitions, 350 flow. Second operand has 3 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 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 14:39:42,732 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:42,732 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 220 [2024-11-10 14:39:42,733 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:42,774 INFO L124 PetriNetUnfolderBase]: 36/309 cut-off events. [2024-11-10 14:39:42,774 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:42,775 INFO L83 FinitePrefix]: Finished finitePrefix Result has 381 conditions, 309 events. 36/309 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 818 event pairs, 15 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 351. Up to 60 conditions per place. [2024-11-10 14:39:42,777 INFO L140 encePairwiseOnDemand]: 217/220 looper letters, 14 selfloop transitions, 2 changer transitions 0/170 dead transitions. [2024-11-10 14:39:42,777 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 170 transitions, 380 flow [2024-11-10 14:39:42,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:39:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:39:42,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 554 transitions. [2024-11-10 14:39:42,780 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8393939393939394 [2024-11-10 14:39:42,780 INFO L175 Difference]: Start difference. First operand has 174 places, 171 transitions, 350 flow. Second operand 3 states and 554 transitions. [2024-11-10 14:39:42,780 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 170 transitions, 380 flow [2024-11-10 14:39:42,781 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 170 transitions, 379 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-10 14:39:42,784 INFO L231 Difference]: Finished difference. Result has 174 places, 170 transitions, 351 flow [2024-11-10 14:39:42,785 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=347, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=168, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=351, PETRI_PLACES=174, PETRI_TRANSITIONS=170} [2024-11-10 14:39:42,786 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -27 predicate places. [2024-11-10 14:39:42,786 INFO L471 AbstractCegarLoop]: Abstraction has has 174 places, 170 transitions, 351 flow [2024-11-10 14:39:42,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 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 14:39:42,787 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:42,787 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:42,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 14:39:42,787 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:42,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:42,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1967635400, now seen corresponding path program 1 times [2024-11-10 14:39:42,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:42,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907317260] [2024-11-10 14:39:42,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:42,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:43,223 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 14:39:43,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:43,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907317260] [2024-11-10 14:39:43,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907317260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:43,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:43,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:39:43,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561312881] [2024-11-10 14:39:43,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:43,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:39:43,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:43,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:39:43,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:39:43,316 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 220 [2024-11-10 14:39:43,317 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 170 transitions, 351 flow. Second operand has 6 states, 6 states have (on average 167.5) internal successors, (1005), 6 states have internal predecessors, (1005), 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 14:39:43,317 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:43,318 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 220 [2024-11-10 14:39:43,318 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:43,381 INFO L124 PetriNetUnfolderBase]: 36/308 cut-off events. [2024-11-10 14:39:43,381 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:43,382 INFO L83 FinitePrefix]: Finished finitePrefix Result has 396 conditions, 308 events. 36/308 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 815 event pairs, 15 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 367. Up to 71 conditions per place. [2024-11-10 14:39:43,384 INFO L140 encePairwiseOnDemand]: 214/220 looper letters, 25 selfloop transitions, 5 changer transitions 0/169 dead transitions. [2024-11-10 14:39:43,384 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 169 transitions, 409 flow [2024-11-10 14:39:43,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:39:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:39:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1027 transitions. [2024-11-10 14:39:43,386 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7780303030303031 [2024-11-10 14:39:43,386 INFO L175 Difference]: Start difference. First operand has 174 places, 170 transitions, 351 flow. Second operand 6 states and 1027 transitions. [2024-11-10 14:39:43,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 169 transitions, 409 flow [2024-11-10 14:39:43,388 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 169 transitions, 405 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:39:43,389 INFO L231 Difference]: Finished difference. Result has 176 places, 169 transitions, 355 flow [2024-11-10 14:39:43,390 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=345, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=355, PETRI_PLACES=176, PETRI_TRANSITIONS=169} [2024-11-10 14:39:43,391 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -25 predicate places. [2024-11-10 14:39:43,391 INFO L471 AbstractCegarLoop]: Abstraction has has 176 places, 169 transitions, 355 flow [2024-11-10 14:39:43,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 167.5) internal successors, (1005), 6 states have internal predecessors, (1005), 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 14:39:43,392 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:43,392 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:43,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 14:39:43,393 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:43,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:43,393 INFO L85 PathProgramCache]: Analyzing trace with hash -639572006, now seen corresponding path program 1 times [2024-11-10 14:39:43,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:43,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514242122] [2024-11-10 14:39:43,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:43,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:43,435 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 14:39:43,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:43,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514242122] [2024-11-10 14:39:43,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514242122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:43,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:43,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:39:43,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854972295] [2024-11-10 14:39:43,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:43,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:39:43,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:43,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:39:43,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:39:43,445 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 220 [2024-11-10 14:39:43,446 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 169 transitions, 355 flow. Second operand has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 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 14:39:43,446 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:43,446 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 220 [2024-11-10 14:39:43,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:43,475 INFO L124 PetriNetUnfolderBase]: 36/306 cut-off events. [2024-11-10 14:39:43,476 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:43,476 INFO L83 FinitePrefix]: Finished finitePrefix Result has 381 conditions, 306 events. 36/306 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 811 event pairs, 15 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 363. Up to 58 conditions per place. [2024-11-10 14:39:43,477 INFO L140 encePairwiseOnDemand]: 217/220 looper letters, 13 selfloop transitions, 1 changer transitions 0/167 dead transitions. [2024-11-10 14:39:43,477 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 167 transitions, 379 flow [2024-11-10 14:39:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:39:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:39:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 559 transitions. [2024-11-10 14:39:43,479 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8469696969696969 [2024-11-10 14:39:43,479 INFO L175 Difference]: Start difference. First operand has 176 places, 169 transitions, 355 flow. Second operand 3 states and 559 transitions. [2024-11-10 14:39:43,479 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 167 transitions, 379 flow [2024-11-10 14:39:43,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 167 transitions, 369 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-10 14:39:43,481 INFO L231 Difference]: Finished difference. Result has 171 places, 167 transitions, 343 flow [2024-11-10 14:39:43,482 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=341, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=343, PETRI_PLACES=171, PETRI_TRANSITIONS=167} [2024-11-10 14:39:43,483 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -30 predicate places. [2024-11-10 14:39:43,483 INFO L471 AbstractCegarLoop]: Abstraction has has 171 places, 167 transitions, 343 flow [2024-11-10 14:39:43,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 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 14:39:43,484 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:43,484 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:43,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 14:39:43,484 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:43,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:43,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1211732183, now seen corresponding path program 1 times [2024-11-10 14:39:43,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:43,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649667598] [2024-11-10 14:39:43,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:43,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:43,716 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 14:39:43,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:43,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649667598] [2024-11-10 14:39:43,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649667598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:43,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:43,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:39:43,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235624301] [2024-11-10 14:39:43,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:43,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:39:43,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:43,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:39:43,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:39:43,789 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 220 [2024-11-10 14:39:43,790 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 171 places, 167 transitions, 343 flow. Second operand has 6 states, 6 states have (on average 171.16666666666666) internal successors, (1027), 6 states have internal predecessors, (1027), 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 14:39:43,790 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:43,790 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 220 [2024-11-10 14:39:43,790 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:43,859 INFO L124 PetriNetUnfolderBase]: 36/304 cut-off events. [2024-11-10 14:39:43,859 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:43,860 INFO L83 FinitePrefix]: Finished finitePrefix Result has 386 conditions, 304 events. 36/304 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 811 event pairs, 15 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 356. Up to 61 conditions per place. [2024-11-10 14:39:43,861 INFO L140 encePairwiseOnDemand]: 214/220 looper letters, 21 selfloop transitions, 4 changer transitions 0/165 dead transitions. [2024-11-10 14:39:43,861 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 165 transitions, 389 flow [2024-11-10 14:39:43,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:39:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:39:43,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1047 transitions. [2024-11-10 14:39:43,864 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7931818181818182 [2024-11-10 14:39:43,864 INFO L175 Difference]: Start difference. First operand has 171 places, 167 transitions, 343 flow. Second operand 6 states and 1047 transitions. [2024-11-10 14:39:43,864 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 165 transitions, 389 flow [2024-11-10 14:39:43,865 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 165 transitions, 388 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-10 14:39:43,866 INFO L231 Difference]: Finished difference. Result has 173 places, 165 transitions, 346 flow [2024-11-10 14:39:43,867 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=338, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=346, PETRI_PLACES=173, PETRI_TRANSITIONS=165} [2024-11-10 14:39:43,867 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -28 predicate places. [2024-11-10 14:39:43,867 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 165 transitions, 346 flow [2024-11-10 14:39:43,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 171.16666666666666) internal successors, (1027), 6 states have internal predecessors, (1027), 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 14:39:43,868 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:43,868 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:43,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 14:39:43,869 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:43,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:43,869 INFO L85 PathProgramCache]: Analyzing trace with hash 2107472704, now seen corresponding path program 1 times [2024-11-10 14:39:43,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:43,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612168521] [2024-11-10 14:39:43,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:43,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:43,909 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 14:39:43,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:43,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612168521] [2024-11-10 14:39:43,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612168521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:43,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:43,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:39:43,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456101300] [2024-11-10 14:39:43,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:43,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:39:43,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:43,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:39:43,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:39:43,918 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 220 [2024-11-10 14:39:43,919 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 165 transitions, 346 flow. Second operand has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 14:39:43,919 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:43,919 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 220 [2024-11-10 14:39:43,919 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:43,951 INFO L124 PetriNetUnfolderBase]: 36/303 cut-off events. [2024-11-10 14:39:43,951 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:43,952 INFO L83 FinitePrefix]: Finished finitePrefix Result has 378 conditions, 303 events. 36/303 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 808 event pairs, 15 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 348. Up to 58 conditions per place. [2024-11-10 14:39:43,952 INFO L140 encePairwiseOnDemand]: 217/220 looper letters, 12 selfloop transitions, 2 changer transitions 0/164 dead transitions. [2024-11-10 14:39:43,952 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 164 transitions, 372 flow [2024-11-10 14:39:43,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:39:43,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:39:43,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 558 transitions. [2024-11-10 14:39:43,954 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8454545454545455 [2024-11-10 14:39:43,954 INFO L175 Difference]: Start difference. First operand has 173 places, 165 transitions, 346 flow. Second operand 3 states and 558 transitions. [2024-11-10 14:39:43,954 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 164 transitions, 372 flow [2024-11-10 14:39:43,954 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 164 transitions, 365 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-10 14:39:43,956 INFO L231 Difference]: Finished difference. Result has 170 places, 164 transitions, 341 flow [2024-11-10 14:39:43,956 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=341, PETRI_PLACES=170, PETRI_TRANSITIONS=164} [2024-11-10 14:39:43,956 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -31 predicate places. [2024-11-10 14:39:43,957 INFO L471 AbstractCegarLoop]: Abstraction has has 170 places, 164 transitions, 341 flow [2024-11-10 14:39:43,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 14:39:43,957 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:43,957 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:43,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 14:39:43,957 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:43,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:43,958 INFO L85 PathProgramCache]: Analyzing trace with hash -758530848, now seen corresponding path program 1 times [2024-11-10 14:39:43,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:43,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066982024] [2024-11-10 14:39:43,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:43,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:43,991 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 14:39:43,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:43,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066982024] [2024-11-10 14:39:43,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066982024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:43,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:43,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:39:43,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88902460] [2024-11-10 14:39:43,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:43,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:39:43,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:43,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:39:43,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:39:44,000 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 220 [2024-11-10 14:39:44,001 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 164 transitions, 341 flow. Second operand has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 14:39:44,001 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:44,001 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 220 [2024-11-10 14:39:44,001 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:44,039 INFO L124 PetriNetUnfolderBase]: 36/302 cut-off events. [2024-11-10 14:39:44,039 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:44,039 INFO L83 FinitePrefix]: Finished finitePrefix Result has 376 conditions, 302 events. 36/302 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 799 event pairs, 15 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 346. Up to 58 conditions per place. [2024-11-10 14:39:44,040 INFO L140 encePairwiseOnDemand]: 217/220 looper letters, 12 selfloop transitions, 2 changer transitions 0/163 dead transitions. [2024-11-10 14:39:44,040 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 163 transitions, 367 flow [2024-11-10 14:39:44,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:39:44,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:39:44,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 558 transitions. [2024-11-10 14:39:44,041 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8454545454545455 [2024-11-10 14:39:44,041 INFO L175 Difference]: Start difference. First operand has 170 places, 164 transitions, 341 flow. Second operand 3 states and 558 transitions. [2024-11-10 14:39:44,041 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 163 transitions, 367 flow [2024-11-10 14:39:44,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 163 transitions, 363 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:39:44,043 INFO L231 Difference]: Finished difference. Result has 169 places, 163 transitions, 339 flow [2024-11-10 14:39:44,044 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=335, PETRI_DIFFERENCE_MINUEND_PLACES=167, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=339, PETRI_PLACES=169, PETRI_TRANSITIONS=163} [2024-11-10 14:39:44,045 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -32 predicate places. [2024-11-10 14:39:44,046 INFO L471 AbstractCegarLoop]: Abstraction has has 169 places, 163 transitions, 339 flow [2024-11-10 14:39:44,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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 14:39:44,046 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:39:44,047 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:44,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 14:39:44,048 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-10 14:39:44,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:39:44,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1353941209, now seen corresponding path program 1 times [2024-11-10 14:39:44,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:39:44,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987413098] [2024-11-10 14:39:44,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:39:44,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:39:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:39:44,092 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 14:39:44,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:39:44,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987413098] [2024-11-10 14:39:44,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987413098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:39:44,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:39:44,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:39:44,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777053068] [2024-11-10 14:39:44,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:39:44,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:39:44,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:39:44,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:39:44,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:39:44,096 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 220 [2024-11-10 14:39:44,097 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 163 transitions, 339 flow. Second operand has 3 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 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 14:39:44,097 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:39:44,097 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 220 [2024-11-10 14:39:44,097 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:39:44,141 INFO L124 PetriNetUnfolderBase]: 36/301 cut-off events. [2024-11-10 14:39:44,141 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-10 14:39:44,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 371 conditions, 301 events. 36/301 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 798 event pairs, 15 based on Foata normal form. 1/286 useless extension candidates. Maximal degree in co-relation 342. Up to 55 conditions per place. [2024-11-10 14:39:44,142 INFO L140 encePairwiseOnDemand]: 218/220 looper letters, 0 selfloop transitions, 0 changer transitions 162/162 dead transitions. [2024-11-10 14:39:44,142 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 162 transitions, 357 flow [2024-11-10 14:39:44,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:39:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:39:44,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 566 transitions. [2024-11-10 14:39:44,143 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8575757575757575 [2024-11-10 14:39:44,143 INFO L175 Difference]: Start difference. First operand has 169 places, 163 transitions, 339 flow. Second operand 3 states and 566 transitions. [2024-11-10 14:39:44,143 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 162 transitions, 357 flow [2024-11-10 14:39:44,144 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 162 transitions, 353 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:39:44,145 INFO L231 Difference]: Finished difference. Result has 168 places, 0 transitions, 0 flow [2024-11-10 14:39:44,145 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=333, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=168, PETRI_TRANSITIONS=0} [2024-11-10 14:39:44,146 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -33 predicate places. [2024-11-10 14:39:44,146 INFO L471 AbstractCegarLoop]: Abstraction has has 168 places, 0 transitions, 0 flow [2024-11-10 14:39:44,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 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 14:39:44,148 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (48 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (47 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (46 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (45 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (44 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (43 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (42 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (41 of 49 remaining) [2024-11-10 14:39:44,149 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (40 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (39 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (38 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (37 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (36 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (35 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (34 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (33 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (32 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (31 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 49 remaining) [2024-11-10 14:39:44,150 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (29 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (28 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (27 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (26 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (25 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (24 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (23 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (21 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (20 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 49 remaining) [2024-11-10 14:39:44,151 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 49 remaining) [2024-11-10 14:39:44,152 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 49 remaining) [2024-11-10 14:39:44,152 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (16 of 49 remaining) [2024-11-10 14:39:44,152 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (15 of 49 remaining) [2024-11-10 14:39:44,152 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (14 of 49 remaining) [2024-11-10 14:39:44,152 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (13 of 49 remaining) [2024-11-10 14:39:44,152 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (12 of 49 remaining) [2024-11-10 14:39:44,155 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (11 of 49 remaining) [2024-11-10 14:39:44,155 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (10 of 49 remaining) [2024-11-10 14:39:44,155 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (9 of 49 remaining) [2024-11-10 14:39:44,155 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (8 of 49 remaining) [2024-11-10 14:39:44,155 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (7 of 49 remaining) [2024-11-10 14:39:44,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (6 of 49 remaining) [2024-11-10 14:39:44,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (5 of 49 remaining) [2024-11-10 14:39:44,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (4 of 49 remaining) [2024-11-10 14:39:44,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (3 of 49 remaining) [2024-11-10 14:39:44,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (2 of 49 remaining) [2024-11-10 14:39:44,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (1 of 49 remaining) [2024-11-10 14:39:44,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (0 of 49 remaining) [2024-11-10 14:39:44,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 14:39:44,156 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:39:44,161 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-10 14:39:44,162 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 14:39:44,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 02:39:44 BasicIcfg [2024-11-10 14:39:44,167 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 14:39:44,167 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 14:39:44,167 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 14:39:44,167 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 14:39:44,168 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:39:41" (3/4) ... [2024-11-10 14:39:44,169 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-10 14:39:44,171 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-10 14:39:44,171 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-10 14:39:44,171 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-10 14:39:44,176 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-10 14:39:44,176 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-10 14:39:44,177 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-10 14:39:44,177 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-10 14:39:44,254 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 14:39:44,256 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-10 14:39:44,257 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 14:39:44,257 INFO L158 Benchmark]: Toolchain (without parser) took 3384.90ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 79.6MB in the beginning and 185.4MB in the end (delta: -105.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 14:39:44,257 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 14:39:44,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.95ms. Allocated memory is still 151.0MB. Free memory was 79.4MB in the beginning and 65.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-10 14:39:44,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.97ms. Allocated memory is still 151.0MB. Free memory was 65.1MB in the beginning and 63.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 14:39:44,258 INFO L158 Benchmark]: Boogie Preprocessor took 48.89ms. Allocated memory is still 151.0MB. Free memory was 62.9MB in the beginning and 120.9MB in the end (delta: -57.9MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-11-10 14:39:44,258 INFO L158 Benchmark]: IcfgBuilder took 608.64ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 76.6MB in the end (delta: 44.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-10 14:39:44,258 INFO L158 Benchmark]: TraceAbstraction took 2362.35ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 76.0MB in the beginning and 191.7MB in the end (delta: -115.7MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2024-11-10 14:39:44,258 INFO L158 Benchmark]: Witness Printer took 89.32ms. Allocated memory is still 237.0MB. Free memory was 191.7MB in the beginning and 185.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 14:39:44,259 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.95ms. Allocated memory is still 151.0MB. Free memory was 79.4MB in the beginning and 65.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.97ms. Allocated memory is still 151.0MB. Free memory was 65.1MB in the beginning and 63.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.89ms. Allocated memory is still 151.0MB. Free memory was 62.9MB in the beginning and 120.9MB in the end (delta: -57.9MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * IcfgBuilder took 608.64ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 76.6MB in the end (delta: 44.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2362.35ms. Allocated memory was 151.0MB in the beginning and 237.0MB in the end (delta: 86.0MB). Free memory was 76.0MB in the beginning and 191.7MB in the end (delta: -115.7MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * Witness Printer took 89.32ms. Allocated memory is still 237.0MB. Free memory was 191.7MB in the beginning and 185.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: 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 7 procedures, 262 locations, 49 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: 2.3s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 263 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 37 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 62 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 412 IncrementalHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 62 mSolverCounterUnsat, 37 mSDtfsCounter, 412 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=418occurred in iteration=0, InterpolantAutomatonStates: 33, 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, 0.9s InterpolantComputationTime, 616 NumberOfCodeBlocks, 616 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 607 ConstructedInterpolants, 0 QuantifiedInterpolants, 817 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 - AllSpecificationsHoldResult: All specifications hold 29 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-10 14:39:44,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE