./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3061b6dc 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-array-sum2.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 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 05:59:44,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 05:59:44,824 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-19 05:59:44,830 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 05:59:44,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 05:59:44,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 05:59:44,861 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 05:59:44,862 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 05:59:44,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 05:59:44,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 05:59:44,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 05:59:44,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 05:59:44,867 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 05:59:44,867 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 05:59:44,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 05:59:44,868 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 05:59:44,868 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 05:59:44,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 05:59:44,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 05:59:44,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 05:59:44,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 05:59:44,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 05:59:44,874 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-19 05:59:44,874 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 05:59:44,877 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 05:59:44,877 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 05:59:44,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 05:59:44,877 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 05:59:44,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 05:59:44,878 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 05:59:44,878 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 05:59:44,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 05:59:44,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 05:59:44,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 05:59:44,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 05:59:44,880 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 05:59:44,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 05:59:44,880 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 05:59:44,880 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 05:59:44,881 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 05:59:44,881 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 05:59:44,882 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 [2024-11-19 05:59:45,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 05:59:45,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 05:59:45,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 05:59:45,179 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 05:59:45,179 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 05:59:45,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2024-11-19 05:59:46,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 05:59:46,906 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 05:59:46,906 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2024-11-19 05:59:46,914 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a0fae57/762d31c3dcf841f99f055072048e83f1/FLAGe5fdc960d [2024-11-19 05:59:46,932 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a0fae57/762d31c3dcf841f99f055072048e83f1 [2024-11-19 05:59:46,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 05:59:46,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 05:59:46,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 05:59:46,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 05:59:46,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 05:59:46,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:59:46" (1/1) ... [2024-11-19 05:59:46,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb2cac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:46, skipping insertion in model container [2024-11-19 05:59:46,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:59:46" (1/1) ... [2024-11-19 05:59:46,967 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 05:59:47,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 05:59:47,182 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 05:59:47,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 05:59:47,236 INFO L204 MainTranslator]: Completed translation [2024-11-19 05:59:47,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47 WrapperNode [2024-11-19 05:59:47,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 05:59:47,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 05:59:47,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 05:59:47,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 05:59:47,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,309 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 17, calls inlined = 29, statements flattened = 382 [2024-11-19 05:59:47,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 05:59:47,311 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 05:59:47,311 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 05:59:47,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 05:59:47,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 05:59:47,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 05:59:47,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 05:59:47,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 05:59:47,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (1/1) ... [2024-11-19 05:59:47,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 05:59:47,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 05:59:47,424 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) [2024-11-19 05:59:47,428 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 [2024-11-19 05:59:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 05:59:47,487 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-19 05:59:47,488 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-19 05:59:47,488 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-19 05:59:47,488 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-19 05:59:47,488 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-19 05:59:47,488 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-19 05:59:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-19 05:59:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-19 05:59:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-19 05:59:47,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-19 05:59:47,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 05:59:47,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 05:59:47,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 05:59:47,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-19 05:59:47,495 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-19 05:59:47,629 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 05:59:47,631 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 05:59:48,373 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-19 05:59:48,374 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 05:59:48,822 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 05:59:48,822 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-19 05:59:48,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:59:48 BoogieIcfgContainer [2024-11-19 05:59:48,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 05:59:48,826 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 05:59:48,826 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 05:59:48,830 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 05:59:48,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:59:46" (1/3) ... [2024-11-19 05:59:48,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4752b1c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:59:48, skipping insertion in model container [2024-11-19 05:59:48,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:59:47" (2/3) ... [2024-11-19 05:59:48,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4752b1c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:59:48, skipping insertion in model container [2024-11-19 05:59:48,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:59:48" (3/3) ... [2024-11-19 05:59:48,835 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum2.wvr.c [2024-11-19 05:59:48,855 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 05:59:48,856 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2024-11-19 05:59:48,856 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-19 05:59:48,957 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-19 05:59:49,015 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 276 places, 283 transitions, 587 flow [2024-11-19 05:59:49,124 INFO L124 PetriNetUnfolderBase]: 17/280 cut-off events. [2024-11-19 05:59:49,125 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-19 05:59:49,133 INFO L83 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 280 events. 17/280 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 319 event pairs, 0 based on Foata normal form. 0/228 useless extension candidates. Maximal degree in co-relation 232. Up to 2 conditions per place. [2024-11-19 05:59:49,134 INFO L82 GeneralOperation]: Start removeDead. Operand has 276 places, 283 transitions, 587 flow [2024-11-19 05:59:49,146 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 257 places, 263 transitions, 544 flow [2024-11-19 05:59:49,157 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 05:59:49,167 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;@27977acd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 05:59:49,167 INFO L334 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2024-11-19 05:59:49,173 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-19 05:59:49,173 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-19 05:59:49,173 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-19 05:59:49,173 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:49,174 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] [2024-11-19 05:59:49,174 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:49,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:49,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1115581700, now seen corresponding path program 1 times [2024-11-19 05:59:49,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:49,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206540075] [2024-11-19 05:59:49,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:49,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:49,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:49,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:49,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206540075] [2024-11-19 05:59:49,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206540075] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:49,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:49,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:49,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165807036] [2024-11-19 05:59:49,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:49,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:49,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:49,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:49,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:49,485 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 283 [2024-11-19 05:59:49,494 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 257 places, 263 transitions, 544 flow. Second operand has 3 states, 3 states have (on average 234.33333333333334) internal successors, (703), 3 states have internal predecessors, (703), 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) [2024-11-19 05:59:49,496 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:49,496 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 283 [2024-11-19 05:59:49,497 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:49,702 INFO L124 PetriNetUnfolderBase]: 59/469 cut-off events. [2024-11-19 05:59:49,703 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-19 05:59:49,708 INFO L83 FinitePrefix]: Finished finitePrefix Result has 598 conditions, 469 events. 59/469 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1682 event pairs, 38 based on Foata normal form. 30/435 useless extension candidates. Maximal degree in co-relation 272. Up to 92 conditions per place. [2024-11-19 05:59:49,712 INFO L140 encePairwiseOnDemand]: 252/283 looper letters, 16 selfloop transitions, 2 changer transitions 5/234 dead transitions. [2024-11-19 05:59:49,713 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 240 places, 234 transitions, 522 flow [2024-11-19 05:59:49,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:49,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 746 transitions. [2024-11-19 05:59:49,734 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8786808009422851 [2024-11-19 05:59:49,738 INFO L175 Difference]: Start difference. First operand has 257 places, 263 transitions, 544 flow. Second operand 3 states and 746 transitions. [2024-11-19 05:59:49,739 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 240 places, 234 transitions, 522 flow [2024-11-19 05:59:49,744 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 234 places, 234 transitions, 510 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-19 05:59:49,749 INFO L231 Difference]: Finished difference. Result has 234 places, 229 transitions, 468 flow [2024-11-19 05:59:49,752 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=474, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=468, PETRI_PLACES=234, PETRI_TRANSITIONS=229} [2024-11-19 05:59:49,758 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -23 predicate places. [2024-11-19 05:59:49,761 INFO L471 AbstractCegarLoop]: Abstraction has has 234 places, 229 transitions, 468 flow [2024-11-19 05:59:49,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 234.33333333333334) internal successors, (703), 3 states have internal predecessors, (703), 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) [2024-11-19 05:59:49,761 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:49,762 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:59:49,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 05:59:49,762 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:49,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:49,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1935906635, now seen corresponding path program 1 times [2024-11-19 05:59:49,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:49,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983379557] [2024-11-19 05:59:49,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:49,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:49,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:49,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:49,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983379557] [2024-11-19 05:59:49,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983379557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:49,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:49,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:49,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411863550] [2024-11-19 05:59:49,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:49,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:49,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:49,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:49,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:49,907 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 283 [2024-11-19 05:59:49,909 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 234 places, 229 transitions, 468 flow. Second operand has 3 states, 3 states have (on average 233.33333333333334) internal successors, (700), 3 states have internal predecessors, (700), 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) [2024-11-19 05:59:49,909 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:49,909 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 283 [2024-11-19 05:59:49,909 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:50,028 INFO L124 PetriNetUnfolderBase]: 63/493 cut-off events. [2024-11-19 05:59:50,029 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-11-19 05:59:50,032 INFO L83 FinitePrefix]: Finished finitePrefix Result has 610 conditions, 493 events. 63/493 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1702 event pairs, 34 based on Foata normal form. 0/435 useless extension candidates. Maximal degree in co-relation 579. Up to 101 conditions per place. [2024-11-19 05:59:50,037 INFO L140 encePairwiseOnDemand]: 280/283 looper letters, 17 selfloop transitions, 2 changer transitions 0/228 dead transitions. [2024-11-19 05:59:50,037 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 228 transitions, 504 flow [2024-11-19 05:59:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:50,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:50,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 716 transitions. [2024-11-19 05:59:50,041 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433451118963486 [2024-11-19 05:59:50,042 INFO L175 Difference]: Start difference. First operand has 234 places, 229 transitions, 468 flow. Second operand 3 states and 716 transitions. [2024-11-19 05:59:50,042 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 228 transitions, 504 flow [2024-11-19 05:59:50,043 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 228 transitions, 500 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 05:59:50,049 INFO L231 Difference]: Finished difference. Result has 228 places, 228 transitions, 466 flow [2024-11-19 05:59:50,051 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=462, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=466, PETRI_PLACES=228, PETRI_TRANSITIONS=228} [2024-11-19 05:59:50,052 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -29 predicate places. [2024-11-19 05:59:50,052 INFO L471 AbstractCegarLoop]: Abstraction has has 228 places, 228 transitions, 466 flow [2024-11-19 05:59:50,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 233.33333333333334) internal successors, (700), 3 states have internal predecessors, (700), 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) [2024-11-19 05:59:50,053 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:50,053 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] [2024-11-19 05:59:50,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 05:59:50,054 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:50,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:50,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1538322346, now seen corresponding path program 1 times [2024-11-19 05:59:50,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:50,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977075715] [2024-11-19 05:59:50,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:50,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:50,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:50,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:50,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977075715] [2024-11-19 05:59:50,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977075715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:50,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:50,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:50,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048016752] [2024-11-19 05:59:50,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:50,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:50,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:50,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:50,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:50,150 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 228 out of 283 [2024-11-19 05:59:50,151 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 228 transitions, 466 flow. Second operand has 3 states, 3 states have (on average 229.0) internal successors, (687), 3 states have internal predecessors, (687), 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) [2024-11-19 05:59:50,151 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:50,151 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 228 of 283 [2024-11-19 05:59:50,151 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:50,292 INFO L124 PetriNetUnfolderBase]: 109/584 cut-off events. [2024-11-19 05:59:50,292 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES. [2024-11-19 05:59:50,295 INFO L83 FinitePrefix]: Finished finitePrefix Result has 769 conditions, 584 events. 109/584 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2477 event pairs, 59 based on Foata normal form. 0/513 useless extension candidates. Maximal degree in co-relation 730. Up to 166 conditions per place. [2024-11-19 05:59:50,297 INFO L140 encePairwiseOnDemand]: 277/283 looper letters, 19 selfloop transitions, 1 changer transitions 0/223 dead transitions. [2024-11-19 05:59:50,298 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 225 places, 223 transitions, 496 flow [2024-11-19 05:59:50,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:50,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:50,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 709 transitions. [2024-11-19 05:59:50,300 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8351001177856302 [2024-11-19 05:59:50,300 INFO L175 Difference]: Start difference. First operand has 228 places, 228 transitions, 466 flow. Second operand 3 states and 709 transitions. [2024-11-19 05:59:50,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 225 places, 223 transitions, 496 flow [2024-11-19 05:59:50,303 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 223 transitions, 492 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 05:59:50,306 INFO L231 Difference]: Finished difference. Result has 223 places, 223 transitions, 454 flow [2024-11-19 05:59:50,307 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=452, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=223, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=454, PETRI_PLACES=223, PETRI_TRANSITIONS=223} [2024-11-19 05:59:50,308 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -34 predicate places. [2024-11-19 05:59:50,308 INFO L471 AbstractCegarLoop]: Abstraction has has 223 places, 223 transitions, 454 flow [2024-11-19 05:59:50,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 229.0) internal successors, (687), 3 states have internal predecessors, (687), 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) [2024-11-19 05:59:50,309 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:50,309 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] [2024-11-19 05:59:50,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 05:59:50,310 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:50,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:50,310 INFO L85 PathProgramCache]: Analyzing trace with hash 897236346, now seen corresponding path program 1 times [2024-11-19 05:59:50,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:50,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161563062] [2024-11-19 05:59:50,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:50,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:50,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:50,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161563062] [2024-11-19 05:59:50,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161563062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:50,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:50,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 05:59:50,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146724068] [2024-11-19 05:59:50,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:50,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 05:59:50,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:50,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 05:59:50,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-19 05:59:51,167 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 283 [2024-11-19 05:59:51,169 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 223 places, 223 transitions, 454 flow. Second operand has 6 states, 6 states have (on average 217.5) internal successors, (1305), 6 states have internal predecessors, (1305), 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) [2024-11-19 05:59:51,169 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:51,169 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 283 [2024-11-19 05:59:51,169 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:51,291 INFO L124 PetriNetUnfolderBase]: 31/346 cut-off events. [2024-11-19 05:59:51,291 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-19 05:59:51,292 INFO L83 FinitePrefix]: Finished finitePrefix Result has 427 conditions, 346 events. 31/346 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 867 event pairs, 15 based on Foata normal form. 0/317 useless extension candidates. Maximal degree in co-relation 389. Up to 61 conditions per place. [2024-11-19 05:59:51,296 INFO L140 encePairwiseOnDemand]: 271/283 looper letters, 25 selfloop transitions, 10 changer transitions 0/221 dead transitions. [2024-11-19 05:59:51,296 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 226 places, 221 transitions, 520 flow [2024-11-19 05:59:51,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 05:59:51,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-19 05:59:51,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1333 transitions. [2024-11-19 05:59:51,300 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7850412249705536 [2024-11-19 05:59:51,300 INFO L175 Difference]: Start difference. First operand has 223 places, 223 transitions, 454 flow. Second operand 6 states and 1333 transitions. [2024-11-19 05:59:51,300 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 226 places, 221 transitions, 520 flow [2024-11-19 05:59:51,302 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 225 places, 221 transitions, 519 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 05:59:51,305 INFO L231 Difference]: Finished difference. Result has 225 places, 221 transitions, 469 flow [2024-11-19 05:59:51,305 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=449, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=221, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=211, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=469, PETRI_PLACES=225, PETRI_TRANSITIONS=221} [2024-11-19 05:59:51,306 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -32 predicate places. [2024-11-19 05:59:51,307 INFO L471 AbstractCegarLoop]: Abstraction has has 225 places, 221 transitions, 469 flow [2024-11-19 05:59:51,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 217.5) internal successors, (1305), 6 states have internal predecessors, (1305), 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) [2024-11-19 05:59:51,308 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:51,308 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] [2024-11-19 05:59:51,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 05:59:51,309 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:51,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:51,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1771198231, now seen corresponding path program 1 times [2024-11-19 05:59:51,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:51,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414152685] [2024-11-19 05:59:51,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:51,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:51,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:51,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414152685] [2024-11-19 05:59:51,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414152685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:51,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:51,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:51,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237636932] [2024-11-19 05:59:51,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:51,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:51,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:51,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:51,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:51,373 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 237 out of 283 [2024-11-19 05:59:51,374 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 221 transitions, 469 flow. Second operand has 3 states, 3 states have (on average 238.33333333333334) internal successors, (715), 3 states have internal predecessors, (715), 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) [2024-11-19 05:59:51,374 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:51,374 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 237 of 283 [2024-11-19 05:59:51,375 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:51,454 INFO L124 PetriNetUnfolderBase]: 31/345 cut-off events. [2024-11-19 05:59:51,455 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-19 05:59:51,456 INFO L83 FinitePrefix]: Finished finitePrefix Result has 415 conditions, 345 events. 31/345 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 863 event pairs, 15 based on Foata normal form. 0/317 useless extension candidates. Maximal degree in co-relation 382. Up to 48 conditions per place. [2024-11-19 05:59:51,457 INFO L140 encePairwiseOnDemand]: 280/283 looper letters, 12 selfloop transitions, 2 changer transitions 0/220 dead transitions. [2024-11-19 05:59:51,457 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 226 places, 220 transitions, 495 flow [2024-11-19 05:59:51,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:51,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 726 transitions. [2024-11-19 05:59:51,460 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8551236749116607 [2024-11-19 05:59:51,460 INFO L175 Difference]: Start difference. First operand has 225 places, 221 transitions, 469 flow. Second operand 3 states and 726 transitions. [2024-11-19 05:59:51,460 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 226 places, 220 transitions, 495 flow [2024-11-19 05:59:51,462 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 221 places, 220 transitions, 475 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-19 05:59:51,464 INFO L231 Difference]: Finished difference. Result has 221 places, 220 transitions, 451 flow [2024-11-19 05:59:51,464 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=447, PETRI_DIFFERENCE_MINUEND_PLACES=219, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=220, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=218, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=451, PETRI_PLACES=221, PETRI_TRANSITIONS=220} [2024-11-19 05:59:51,465 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -36 predicate places. [2024-11-19 05:59:51,466 INFO L471 AbstractCegarLoop]: Abstraction has has 221 places, 220 transitions, 451 flow [2024-11-19 05:59:51,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 238.33333333333334) internal successors, (715), 3 states have internal predecessors, (715), 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) [2024-11-19 05:59:51,466 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:51,467 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] [2024-11-19 05:59:51,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 05:59:51,467 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:51,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:51,468 INFO L85 PathProgramCache]: Analyzing trace with hash 266335306, now seen corresponding path program 1 times [2024-11-19 05:59:51,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:51,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236073117] [2024-11-19 05:59:51,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:51,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:51,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:51,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:51,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236073117] [2024-11-19 05:59:51,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236073117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:51,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:51,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:51,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343297051] [2024-11-19 05:59:51,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:51,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:51,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:51,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:51,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:51,548 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 237 out of 283 [2024-11-19 05:59:51,550 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 220 transitions, 451 flow. Second operand has 3 states, 3 states have (on average 238.33333333333334) internal successors, (715), 3 states have internal predecessors, (715), 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) [2024-11-19 05:59:51,550 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:51,550 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 237 of 283 [2024-11-19 05:59:51,550 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:51,644 INFO L124 PetriNetUnfolderBase]: 31/344 cut-off events. [2024-11-19 05:59:51,645 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-19 05:59:51,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 406 conditions, 344 events. 31/344 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 861 event pairs, 15 based on Foata normal form. 0/317 useless extension candidates. Maximal degree in co-relation 367. Up to 48 conditions per place. [2024-11-19 05:59:51,648 INFO L140 encePairwiseOnDemand]: 280/283 looper letters, 12 selfloop transitions, 2 changer transitions 0/219 dead transitions. [2024-11-19 05:59:51,648 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 222 places, 219 transitions, 477 flow [2024-11-19 05:59:51,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:51,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:51,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 726 transitions. [2024-11-19 05:59:51,652 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8551236749116607 [2024-11-19 05:59:51,652 INFO L175 Difference]: Start difference. First operand has 221 places, 220 transitions, 451 flow. Second operand 3 states and 726 transitions. [2024-11-19 05:59:51,652 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 222 places, 219 transitions, 477 flow [2024-11-19 05:59:51,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 219 transitions, 473 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 05:59:51,657 INFO L231 Difference]: Finished difference. Result has 220 places, 219 transitions, 449 flow [2024-11-19 05:59:51,657 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=445, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=217, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=449, PETRI_PLACES=220, PETRI_TRANSITIONS=219} [2024-11-19 05:59:51,658 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -37 predicate places. [2024-11-19 05:59:51,659 INFO L471 AbstractCegarLoop]: Abstraction has has 220 places, 219 transitions, 449 flow [2024-11-19 05:59:51,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 238.33333333333334) internal successors, (715), 3 states have internal predecessors, (715), 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) [2024-11-19 05:59:51,660 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:51,660 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] [2024-11-19 05:59:51,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 05:59:51,661 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:51,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:51,661 INFO L85 PathProgramCache]: Analyzing trace with hash 2095616329, now seen corresponding path program 1 times [2024-11-19 05:59:51,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:51,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869190763] [2024-11-19 05:59:51,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:51,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:51,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:51,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869190763] [2024-11-19 05:59:51,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869190763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:51,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:51,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:51,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535081133] [2024-11-19 05:59:51,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:51,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:51,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:51,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:51,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:51,740 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 283 [2024-11-19 05:59:51,741 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 219 transitions, 449 flow. Second operand has 3 states, 3 states have (on average 232.0) internal successors, (696), 3 states have internal predecessors, (696), 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) [2024-11-19 05:59:51,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:51,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 283 [2024-11-19 05:59:51,741 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:51,827 INFO L124 PetriNetUnfolderBase]: 102/538 cut-off events. [2024-11-19 05:59:51,827 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-11-19 05:59:51,829 INFO L83 FinitePrefix]: Finished finitePrefix Result has 706 conditions, 538 events. 102/538 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2289 event pairs, 71 based on Foata normal form. 0/502 useless extension candidates. Maximal degree in co-relation 667. Up to 150 conditions per place. [2024-11-19 05:59:51,832 INFO L140 encePairwiseOnDemand]: 278/283 looper letters, 17 selfloop transitions, 1 changer transitions 0/215 dead transitions. [2024-11-19 05:59:51,832 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 215 transitions, 477 flow [2024-11-19 05:59:51,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:51,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:51,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 715 transitions. [2024-11-19 05:59:51,834 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8421672555948174 [2024-11-19 05:59:51,834 INFO L175 Difference]: Start difference. First operand has 220 places, 219 transitions, 449 flow. Second operand 3 states and 715 transitions. [2024-11-19 05:59:51,834 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 218 places, 215 transitions, 477 flow [2024-11-19 05:59:51,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 216 places, 215 transitions, 473 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 05:59:51,838 INFO L231 Difference]: Finished difference. Result has 216 places, 215 transitions, 439 flow [2024-11-19 05:59:51,839 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=437, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=439, PETRI_PLACES=216, PETRI_TRANSITIONS=215} [2024-11-19 05:59:51,839 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -41 predicate places. [2024-11-19 05:59:51,840 INFO L471 AbstractCegarLoop]: Abstraction has has 216 places, 215 transitions, 439 flow [2024-11-19 05:59:51,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 232.0) internal successors, (696), 3 states have internal predecessors, (696), 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) [2024-11-19 05:59:51,840 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:51,841 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:59:51,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 05:59:51,841 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:51,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:51,842 INFO L85 PathProgramCache]: Analyzing trace with hash 748217946, now seen corresponding path program 1 times [2024-11-19 05:59:51,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:51,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472084607] [2024-11-19 05:59:51,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:51,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:51,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:51,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472084607] [2024-11-19 05:59:51,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472084607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:51,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:51,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:51,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250597147] [2024-11-19 05:59:51,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:51,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:51,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:51,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:51,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:51,924 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 283 [2024-11-19 05:59:51,925 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 216 places, 215 transitions, 439 flow. Second operand has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 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) [2024-11-19 05:59:51,925 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:51,925 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 283 [2024-11-19 05:59:51,925 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:52,019 INFO L124 PetriNetUnfolderBase]: 31/332 cut-off events. [2024-11-19 05:59:52,020 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-19 05:59:52,020 INFO L83 FinitePrefix]: Finished finitePrefix Result has 390 conditions, 332 events. 31/332 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 775 event pairs, 15 based on Foata normal form. 0/317 useless extension candidates. Maximal degree in co-relation 352. Up to 45 conditions per place. [2024-11-19 05:59:52,021 INFO L140 encePairwiseOnDemand]: 281/283 looper letters, 10 selfloop transitions, 1 changer transitions 0/214 dead transitions. [2024-11-19 05:59:52,021 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 214 transitions, 459 flow [2024-11-19 05:59:52,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:52,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 735 transitions. [2024-11-19 05:59:52,024 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8657243816254417 [2024-11-19 05:59:52,024 INFO L175 Difference]: Start difference. First operand has 216 places, 215 transitions, 439 flow. Second operand 3 states and 735 transitions. [2024-11-19 05:59:52,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 214 transitions, 459 flow [2024-11-19 05:59:52,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 216 places, 214 transitions, 458 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 05:59:52,027 INFO L231 Difference]: Finished difference. Result has 216 places, 214 transitions, 438 flow [2024-11-19 05:59:52,028 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=436, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=214, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=438, PETRI_PLACES=216, PETRI_TRANSITIONS=214} [2024-11-19 05:59:52,029 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -41 predicate places. [2024-11-19 05:59:52,029 INFO L471 AbstractCegarLoop]: Abstraction has has 216 places, 214 transitions, 438 flow [2024-11-19 05:59:52,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 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) [2024-11-19 05:59:52,030 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:59:52,030 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:59:52,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-19 05:59:52,031 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-19 05:59:52,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:59:52,031 INFO L85 PathProgramCache]: Analyzing trace with hash -377426688, now seen corresponding path program 1 times [2024-11-19 05:59:52,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:59:52,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788620813] [2024-11-19 05:59:52,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:59:52,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:59:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:59:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:59:52,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:59:52,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788620813] [2024-11-19 05:59:52,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788620813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:59:52,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:59:52,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:59:52,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040788418] [2024-11-19 05:59:52,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:59:52,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:59:52,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:59:52,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:59:52,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:59:52,093 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 283 [2024-11-19 05:59:52,094 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 216 places, 214 transitions, 438 flow. Second operand has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 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) [2024-11-19 05:59:52,094 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:59:52,094 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 283 [2024-11-19 05:59:52,094 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:59:52,161 INFO L124 PetriNetUnfolderBase]: 31/331 cut-off events. [2024-11-19 05:59:52,161 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-19 05:59:52,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 389 conditions, 331 events. 31/331 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 775 event pairs, 15 based on Foata normal form. 1/317 useless extension candidates. Maximal degree in co-relation 381. Up to 45 conditions per place. [2024-11-19 05:59:52,163 INFO L140 encePairwiseOnDemand]: 281/283 looper letters, 0 selfloop transitions, 0 changer transitions 213/213 dead transitions. [2024-11-19 05:59:52,163 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 213 transitions, 456 flow [2024-11-19 05:59:52,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:59:52,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:59:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 734 transitions. [2024-11-19 05:59:52,165 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8645465253239105 [2024-11-19 05:59:52,165 INFO L175 Difference]: Start difference. First operand has 216 places, 214 transitions, 438 flow. Second operand 3 states and 734 transitions. [2024-11-19 05:59:52,166 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 213 transitions, 456 flow [2024-11-19 05:59:52,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 216 places, 213 transitions, 455 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 05:59:52,168 INFO L231 Difference]: Finished difference. Result has 216 places, 0 transitions, 0 flow [2024-11-19 05:59:52,169 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=283, PETRI_DIFFERENCE_MINUEND_FLOW=435, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=213, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=213, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=216, PETRI_TRANSITIONS=0} [2024-11-19 05:59:52,169 INFO L277 CegarLoopForPetriNet]: 257 programPoint places, -41 predicate places. [2024-11-19 05:59:52,170 INFO L471 AbstractCegarLoop]: Abstraction has has 216 places, 0 transitions, 0 flow [2024-11-19 05:59:52,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 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) [2024-11-19 05:59:52,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (59 of 60 remaining) [2024-11-19 05:59:52,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (58 of 60 remaining) [2024-11-19 05:59:52,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 60 remaining) [2024-11-19 05:59:52,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (56 of 60 remaining) [2024-11-19 05:59:52,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (55 of 60 remaining) [2024-11-19 05:59:52,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (54 of 60 remaining) [2024-11-19 05:59:52,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (53 of 60 remaining) [2024-11-19 05:59:52,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 60 remaining) [2024-11-19 05:59:52,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (51 of 60 remaining) [2024-11-19 05:59:52,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (50 of 60 remaining) [2024-11-19 05:59:52,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (49 of 60 remaining) [2024-11-19 05:59:52,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (48 of 60 remaining) [2024-11-19 05:59:52,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (47 of 60 remaining) [2024-11-19 05:59:52,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (46 of 60 remaining) [2024-11-19 05:59:52,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (45 of 60 remaining) [2024-11-19 05:59:52,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (44 of 60 remaining) [2024-11-19 05:59:52,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (43 of 60 remaining) [2024-11-19 05:59:52,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (42 of 60 remaining) [2024-11-19 05:59:52,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (41 of 60 remaining) [2024-11-19 05:59:52,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (40 of 60 remaining) [2024-11-19 05:59:52,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (39 of 60 remaining) [2024-11-19 05:59:52,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (38 of 60 remaining) [2024-11-19 05:59:52,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (37 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (36 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (35 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (34 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (33 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (32 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (31 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (30 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (29 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (28 of 60 remaining) [2024-11-19 05:59:52,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (27 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (26 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (25 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (21 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (20 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (19 of 60 remaining) [2024-11-19 05:59:52,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (18 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (17 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (16 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (15 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (14 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (13 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (12 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (11 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (10 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (9 of 60 remaining) [2024-11-19 05:59:52,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (8 of 60 remaining) [2024-11-19 05:59:52,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (7 of 60 remaining) [2024-11-19 05:59:52,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (6 of 60 remaining) [2024-11-19 05:59:52,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (5 of 60 remaining) [2024-11-19 05:59:52,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (4 of 60 remaining) [2024-11-19 05:59:52,182 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (3 of 60 remaining) [2024-11-19 05:59:52,182 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (2 of 60 remaining) [2024-11-19 05:59:52,182 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (1 of 60 remaining) [2024-11-19 05:59:52,182 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (0 of 60 remaining) [2024-11-19 05:59:52,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-19 05:59:52,183 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:59:52,189 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-19 05:59:52,189 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 05:59:52,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:59:52 BasicIcfg [2024-11-19 05:59:52,194 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 05:59:52,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 05:59:52,195 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 05:59:52,195 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 05:59:52,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:59:48" (3/4) ... [2024-11-19 05:59:52,198 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-19 05:59:52,201 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-19 05:59:52,201 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-19 05:59:52,201 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-19 05:59:52,209 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-19 05:59:52,209 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-19 05:59:52,210 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-19 05:59:52,210 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-19 05:59:52,317 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 05:59:52,318 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-19 05:59:52,318 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 05:59:52,319 INFO L158 Benchmark]: Toolchain (without parser) took 5380.89ms. Allocated memory was 140.5MB in the beginning and 232.8MB in the end (delta: 92.3MB). Free memory was 87.3MB in the beginning and 127.9MB in the end (delta: -40.6MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2024-11-19 05:59:52,319 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 05:59:52,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.04ms. Allocated memory is still 140.5MB. Free memory was 87.3MB in the beginning and 72.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 05:59:52,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.54ms. Allocated memory is still 140.5MB. Free memory was 72.6MB in the beginning and 68.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 05:59:52,320 INFO L158 Benchmark]: Boogie Preprocessor took 70.81ms. Allocated memory is still 140.5MB. Free memory was 68.8MB in the beginning and 66.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 05:59:52,320 INFO L158 Benchmark]: RCFGBuilder took 1440.78ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 66.0MB in the beginning and 119.5MB in the end (delta: -53.5MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-11-19 05:59:52,320 INFO L158 Benchmark]: TraceAbstraction took 3368.99ms. Allocated memory was 190.8MB in the beginning and 232.8MB in the end (delta: 41.9MB). Free memory was 118.4MB in the beginning and 134.2MB in the end (delta: -15.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-19 05:59:52,321 INFO L158 Benchmark]: Witness Printer took 123.03ms. Allocated memory is still 232.8MB. Free memory was 134.2MB in the beginning and 127.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-19 05:59:52,322 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.04ms. Allocated memory is still 140.5MB. Free memory was 87.3MB in the beginning and 72.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.54ms. Allocated memory is still 140.5MB. Free memory was 72.6MB in the beginning and 68.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.81ms. Allocated memory is still 140.5MB. Free memory was 68.8MB in the beginning and 66.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1440.78ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 66.0MB in the beginning and 119.5MB in the end (delta: -53.5MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3368.99ms. Allocated memory was 190.8MB in the beginning and 232.8MB in the end (delta: 41.9MB). Free memory was 118.4MB in the beginning and 134.2MB in the end (delta: -15.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 123.03ms. Allocated memory is still 232.8MB. Free memory was 134.2MB in the beginning and 127.9MB 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: 48]: 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: 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: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: 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: 108]: 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: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: 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: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: 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, 333 locations, 60 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: 3.2s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 290 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 104 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 53 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 447 IncrementalHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 53 mSolverCounterUnsat, 94 mSDtfsCounter, 447 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=544occurred in iteration=0, InterpolantAutomatonStates: 30, 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, 1.0s InterpolantComputationTime, 745 NumberOfCodeBlocks, 745 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 736 ConstructedInterpolants, 0 QuantifiedInterpolants, 867 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 35 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-19 05:59:52,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE