./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! data-race) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 15:44:37,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 15:44:37,187 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-07 15:44:37,191 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 15:44:37,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 15:44:37,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 15:44:37,222 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 15:44:37,223 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 15:44:37,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 15:44:37,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 15:44:37,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 15:44:37,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 15:44:37,225 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 15:44:37,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 15:44:37,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 15:44:37,225 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 15:44:37,225 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 15:44:37,225 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 15:44:37,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 15:44:37,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 15:44:37,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 15:44:37,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:44:37,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 15:44:37,228 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d [2024-11-07 15:44:37,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 15:44:37,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 15:44:37,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 15:44:37,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 15:44:37,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 15:44:37,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c [2024-11-07 15:44:38,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 15:44:38,951 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 15:44:38,952 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c [2024-11-07 15:44:38,962 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/69c48a191/10e1afba47bd4ddd90cda9ab62041e87/FLAG677d2d096 [2024-11-07 15:44:38,982 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/69c48a191/10e1afba47bd4ddd90cda9ab62041e87 [2024-11-07 15:44:38,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 15:44:38,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 15:44:38,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 15:44:38,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 15:44:38,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 15:44:38,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:44:38" (1/1) ... [2024-11-07 15:44:38,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac3b1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:38, skipping insertion in model container [2024-11-07 15:44:38,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:44:38" (1/1) ... [2024-11-07 15:44:39,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 15:44:39,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:44:39,203 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 15:44:39,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:44:39,260 INFO L204 MainTranslator]: Completed translation [2024-11-07 15:44:39,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39 WrapperNode [2024-11-07 15:44:39,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 15:44:39,261 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 15:44:39,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 15:44:39,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 15:44:39,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,321 INFO L138 Inliner]: procedures = 24, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 460 [2024-11-07 15:44:39,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 15:44:39,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 15:44:39,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 15:44:39,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 15:44:39,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,348 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 15:44:39,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 15:44:39,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 15:44:39,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 15:44:39,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (1/1) ... [2024-11-07 15:44:39,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:44:39,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:44:39,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 15:44:39,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-07 15:44:39,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-07 15:44:39,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-07 15:44:39,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 15:44:39,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 15:44:39,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-07 15:44:39,434 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-07 15:44:39,538 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 15:44:39,539 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 15:44:40,241 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-07 15:44:40,241 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 15:44:40,667 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 15:44:40,669 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-07 15:44:40,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:44:40 BoogieIcfgContainer [2024-11-07 15:44:40,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 15:44:40,673 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 15:44:40,673 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 15:44:40,678 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 15:44:40,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:44:38" (1/3) ... [2024-11-07 15:44:40,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb06024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:44:40, skipping insertion in model container [2024-11-07 15:44:40,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:44:39" (2/3) ... [2024-11-07 15:44:40,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cb06024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:44:40, skipping insertion in model container [2024-11-07 15:44:40,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:44:40" (3/3) ... [2024-11-07 15:44:40,682 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-horseshoe.wvr.c [2024-11-07 15:44:40,697 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 15:44:40,698 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 67 error locations. [2024-11-07 15:44:40,698 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-07 15:44:40,801 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-07 15:44:40,849 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 347 places, 355 transitions, 731 flow [2024-11-07 15:44:41,015 INFO L124 PetriNetUnfolderBase]: 18/352 cut-off events. [2024-11-07 15:44:41,017 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-07 15:44:41,030 INFO L83 FinitePrefix]: Finished finitePrefix Result has 365 conditions, 352 events. 18/352 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 532 event pairs, 0 based on Foata normal form. 0/267 useless extension candidates. Maximal degree in co-relation 299. Up to 3 conditions per place. [2024-11-07 15:44:41,031 INFO L82 GeneralOperation]: Start removeDead. Operand has 347 places, 355 transitions, 731 flow [2024-11-07 15:44:41,041 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 328 places, 335 transitions, 688 flow [2024-11-07 15:44:41,050 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:44:41,066 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;@33a4703d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:44:41,067 INFO L334 AbstractCegarLoop]: Starting to check reachability of 119 error locations. [2024-11-07 15:44:41,074 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:44:41,074 INFO L124 PetriNetUnfolderBase]: 0/27 cut-off events. [2024-11-07 15:44:41,074 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:44:41,074 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:41,075 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] [2024-11-07 15:44:41,075 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:41,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:41,080 INFO L85 PathProgramCache]: Analyzing trace with hash 278754752, now seen corresponding path program 1 times [2024-11-07 15:44:41,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:41,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662420241] [2024-11-07 15:44:41,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:41,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:41,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:41,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:41,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662420241] [2024-11-07 15:44:41,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662420241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:41,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:41,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:41,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006664241] [2024-11-07 15:44:41,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:41,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:41,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:41,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:41,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:41,319 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-07 15:44:41,325 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 335 transitions, 688 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:41,325 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:41,325 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-07 15:44:41,328 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:41,514 INFO L124 PetriNetUnfolderBase]: 72/558 cut-off events. [2024-11-07 15:44:41,515 INFO L125 PetriNetUnfolderBase]: For 39/40 co-relation queries the response was YES. [2024-11-07 15:44:41,518 INFO L83 FinitePrefix]: Finished finitePrefix Result has 708 conditions, 558 events. 72/558 cut-off events. For 39/40 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1935 event pairs, 38 based on Foata normal form. 57/532 useless extension candidates. Maximal degree in co-relation 422. Up to 109 conditions per place. [2024-11-07 15:44:41,522 INFO L140 encePairwiseOnDemand]: 296/355 looper letters, 15 selfloop transitions, 2 changer transitions 5/278 dead transitions. [2024-11-07 15:44:41,523 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 285 places, 278 transitions, 608 flow [2024-11-07 15:44:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:41,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 908 transitions. [2024-11-07 15:44:41,544 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8525821596244132 [2024-11-07 15:44:41,546 INFO L175 Difference]: Start difference. First operand has 328 places, 335 transitions, 688 flow. Second operand 3 states and 908 transitions. [2024-11-07 15:44:41,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 285 places, 278 transitions, 608 flow [2024-11-07 15:44:41,553 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 279 places, 278 transitions, 596 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-07 15:44:41,559 INFO L231 Difference]: Finished difference. Result has 279 places, 273 transitions, 556 flow [2024-11-07 15:44:41,561 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=556, PETRI_PLACES=279, PETRI_TRANSITIONS=273} [2024-11-07 15:44:41,565 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -49 predicate places. [2024-11-07 15:44:41,565 INFO L471 AbstractCegarLoop]: Abstraction has has 279 places, 273 transitions, 556 flow [2024-11-07 15:44:41,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:41,566 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:41,566 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] [2024-11-07 15:44:41,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 15:44:41,566 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:41,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:41,567 INFO L85 PathProgramCache]: Analyzing trace with hash -139595877, now seen corresponding path program 1 times [2024-11-07 15:44:41,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:41,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661700318] [2024-11-07 15:44:41,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:41,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:41,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:41,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:41,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661700318] [2024-11-07 15:44:41,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661700318] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:41,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:41,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:41,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553666714] [2024-11-07 15:44:41,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:41,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:41,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:41,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:41,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:41,653 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-07 15:44:41,655 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 279 places, 273 transitions, 556 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:41,655 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:41,655 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-07 15:44:41,655 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:41,824 INFO L124 PetriNetUnfolderBase]: 75/601 cut-off events. [2024-11-07 15:44:41,824 INFO L125 PetriNetUnfolderBase]: For 9/10 co-relation queries the response was YES. [2024-11-07 15:44:41,826 INFO L83 FinitePrefix]: Finished finitePrefix Result has 728 conditions, 601 events. 75/601 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2351 event pairs, 18 based on Foata normal form. 0/523 useless extension candidates. Maximal degree in co-relation 692. Up to 81 conditions per place. [2024-11-07 15:44:41,831 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 18 selfloop transitions, 2 changer transitions 0/278 dead transitions. [2024-11-07 15:44:41,831 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 278 transitions, 608 flow [2024-11-07 15:44:41,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:41,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 867 transitions. [2024-11-07 15:44:41,834 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8140845070422535 [2024-11-07 15:44:41,835 INFO L175 Difference]: Start difference. First operand has 279 places, 273 transitions, 556 flow. Second operand 3 states and 867 transitions. [2024-11-07 15:44:41,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 278 transitions, 608 flow [2024-11-07 15:44:41,838 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 278 transitions, 604 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:41,843 INFO L231 Difference]: Finished difference. Result has 274 places, 273 transitions, 560 flow [2024-11-07 15:44:41,844 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=274, PETRI_TRANSITIONS=273} [2024-11-07 15:44:41,845 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -54 predicate places. [2024-11-07 15:44:41,845 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 273 transitions, 560 flow [2024-11-07 15:44:41,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:41,846 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:41,846 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] [2024-11-07 15:44:41,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 15:44:41,846 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:41,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:41,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1946188924, now seen corresponding path program 1 times [2024-11-07 15:44:41,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:41,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191274089] [2024-11-07 15:44:41,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:41,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:41,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:41,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191274089] [2024-11-07 15:44:41,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191274089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:41,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:41,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:41,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683434257] [2024-11-07 15:44:41,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:41,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:41,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:41,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:41,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:41,928 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:41,930 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 273 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:41,930 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:41,930 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:41,930 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:42,072 INFO L124 PetriNetUnfolderBase]: 72/555 cut-off events. [2024-11-07 15:44:42,072 INFO L125 PetriNetUnfolderBase]: For 31/32 co-relation queries the response was YES. [2024-11-07 15:44:42,074 INFO L83 FinitePrefix]: Finished finitePrefix Result has 717 conditions, 555 events. 72/555 cut-off events. For 31/32 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1966 event pairs, 38 based on Foata normal form. 0/479 useless extension candidates. Maximal degree in co-relation 329. Up to 110 conditions per place. [2024-11-07 15:44:42,076 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 15 selfloop transitions, 2 changer transitions 0/272 dead transitions. [2024-11-07 15:44:42,076 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 272 transitions, 592 flow [2024-11-07 15:44:42,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:42,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-07 15:44:42,079 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-07 15:44:42,079 INFO L175 Difference]: Start difference. First operand has 274 places, 273 transitions, 560 flow. Second operand 3 states and 854 transitions. [2024-11-07 15:44:42,079 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 272 transitions, 592 flow [2024-11-07 15:44:42,081 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 272 transitions, 590 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:44:42,087 INFO L231 Difference]: Finished difference. Result has 274 places, 272 transitions, 560 flow [2024-11-07 15:44:42,088 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=274, PETRI_TRANSITIONS=272} [2024-11-07 15:44:42,088 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -54 predicate places. [2024-11-07 15:44:42,088 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 272 transitions, 560 flow [2024-11-07 15:44:42,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:42,089 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:42,089 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] [2024-11-07 15:44:42,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 15:44:42,090 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:42,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:42,090 INFO L85 PathProgramCache]: Analyzing trace with hash -158642187, now seen corresponding path program 1 times [2024-11-07 15:44:42,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:42,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413121850] [2024-11-07 15:44:42,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:42,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:42,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:42,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:42,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413121850] [2024-11-07 15:44:42,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413121850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:42,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:42,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:42,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964442385] [2024-11-07 15:44:42,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:42,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:42,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:42,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:42,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:42,146 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-07 15:44:42,147 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 272 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:42,147 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:42,147 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-07 15:44:42,147 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:42,274 INFO L124 PetriNetUnfolderBase]: 72/554 cut-off events. [2024-11-07 15:44:42,274 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-11-07 15:44:42,276 INFO L83 FinitePrefix]: Finished finitePrefix Result has 708 conditions, 554 events. 72/554 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1970 event pairs, 38 based on Foata normal form. 0/479 useless extension candidates. Maximal degree in co-relation 663. Up to 111 conditions per place. [2024-11-07 15:44:42,278 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/271 dead transitions. [2024-11-07 15:44:42,279 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 271 transitions, 594 flow [2024-11-07 15:44:42,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:42,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 852 transitions. [2024-11-07 15:44:42,281 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8 [2024-11-07 15:44:42,282 INFO L175 Difference]: Start difference. First operand has 274 places, 272 transitions, 560 flow. Second operand 3 states and 852 transitions. [2024-11-07 15:44:42,282 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 271 transitions, 594 flow [2024-11-07 15:44:42,283 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 271 transitions, 590 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:42,286 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 558 flow [2024-11-07 15:44:42,287 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=558, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-11-07 15:44:42,288 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-07 15:44:42,288 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 558 flow [2024-11-07 15:44:42,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:42,289 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:42,289 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] [2024-11-07 15:44:42,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 15:44:42,289 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:42,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:42,290 INFO L85 PathProgramCache]: Analyzing trace with hash 575102513, now seen corresponding path program 1 times [2024-11-07 15:44:42,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:42,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992940025] [2024-11-07 15:44:42,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:42,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:42,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:42,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992940025] [2024-11-07 15:44:42,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992940025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:42,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:42,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:42,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496464689] [2024-11-07 15:44:42,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:42,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:42,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:42,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:42,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:42,359 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-07 15:44:42,360 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 271 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:42,361 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:42,361 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-07 15:44:42,361 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:42,517 INFO L124 PetriNetUnfolderBase]: 83/671 cut-off events. [2024-11-07 15:44:42,517 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2024-11-07 15:44:42,519 INFO L83 FinitePrefix]: Finished finitePrefix Result has 835 conditions, 671 events. 83/671 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2738 event pairs, 20 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 782. Up to 66 conditions per place. [2024-11-07 15:44:42,522 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 21 selfloop transitions, 2 changer transitions 0/278 dead transitions. [2024-11-07 15:44:42,522 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 278 transitions, 624 flow [2024-11-07 15:44:42,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:42,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 868 transitions. [2024-11-07 15:44:42,525 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8150234741784037 [2024-11-07 15:44:42,525 INFO L175 Difference]: Start difference. First operand has 273 places, 271 transitions, 558 flow. Second operand 3 states and 868 transitions. [2024-11-07 15:44:42,526 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 278 transitions, 624 flow [2024-11-07 15:44:42,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 278 transitions, 620 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:42,531 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 562 flow [2024-11-07 15:44:42,532 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-11-07 15:44:42,532 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-07 15:44:42,533 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 562 flow [2024-11-07 15:44:42,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:42,533 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:42,534 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] [2024-11-07 15:44:42,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 15:44:42,534 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:42,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:42,537 INFO L85 PathProgramCache]: Analyzing trace with hash -656606061, now seen corresponding path program 1 times [2024-11-07 15:44:42,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:42,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085179005] [2024-11-07 15:44:42,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:42,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:42,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:42,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:42,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085179005] [2024-11-07 15:44:42,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085179005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:42,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:42,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:42,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390653344] [2024-11-07 15:44:42,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:42,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:42,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:42,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:42,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:42,600 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:42,601 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 271 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:42,602 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:42,602 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:42,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:42,718 INFO L124 PetriNetUnfolderBase]: 83/567 cut-off events. [2024-11-07 15:44:42,718 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-07 15:44:42,721 INFO L83 FinitePrefix]: Finished finitePrefix Result has 772 conditions, 567 events. 83/567 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2015 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 477. Up to 123 conditions per place. [2024-11-07 15:44:42,724 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/270 dead transitions. [2024-11-07 15:44:42,724 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 270 transitions, 596 flow [2024-11-07 15:44:42,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:42,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:42,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-07 15:44:42,728 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-07 15:44:42,728 INFO L175 Difference]: Start difference. First operand has 273 places, 271 transitions, 562 flow. Second operand 3 states and 854 transitions. [2024-11-07 15:44:42,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 270 transitions, 596 flow [2024-11-07 15:44:42,730 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 270 transitions, 594 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:44:42,733 INFO L231 Difference]: Finished difference. Result has 273 places, 270 transitions, 562 flow [2024-11-07 15:44:42,734 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=273, PETRI_TRANSITIONS=270} [2024-11-07 15:44:42,735 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-07 15:44:42,736 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 270 transitions, 562 flow [2024-11-07 15:44:42,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:42,736 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:42,736 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:44:42,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 15:44:42,737 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:42,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:42,737 INFO L85 PathProgramCache]: Analyzing trace with hash -634304093, now seen corresponding path program 1 times [2024-11-07 15:44:42,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:42,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696130097] [2024-11-07 15:44:42,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:42,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:42,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:42,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:42,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696130097] [2024-11-07 15:44:42,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696130097] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:42,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:42,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:42,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437101640] [2024-11-07 15:44:42,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:42,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:42,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:42,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:42,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:42,821 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-07 15:44:42,823 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 270 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:42,823 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:42,823 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-07 15:44:42,824 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:42,936 INFO L124 PetriNetUnfolderBase]: 83/566 cut-off events. [2024-11-07 15:44:42,937 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-07 15:44:42,938 INFO L83 FinitePrefix]: Finished finitePrefix Result has 761 conditions, 566 events. 83/566 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2010 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 699. Up to 124 conditions per place. [2024-11-07 15:44:42,940 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 17 selfloop transitions, 2 changer transitions 0/269 dead transitions. [2024-11-07 15:44:42,940 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 269 transitions, 598 flow [2024-11-07 15:44:42,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:42,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 852 transitions. [2024-11-07 15:44:42,942 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8 [2024-11-07 15:44:42,943 INFO L175 Difference]: Start difference. First operand has 273 places, 270 transitions, 562 flow. Second operand 3 states and 852 transitions. [2024-11-07 15:44:42,943 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 269 transitions, 598 flow [2024-11-07 15:44:42,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 269 transitions, 594 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:42,947 INFO L231 Difference]: Finished difference. Result has 272 places, 269 transitions, 560 flow [2024-11-07 15:44:42,948 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=269, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=272, PETRI_TRANSITIONS=269} [2024-11-07 15:44:42,949 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -56 predicate places. [2024-11-07 15:44:42,949 INFO L471 AbstractCegarLoop]: Abstraction has has 272 places, 269 transitions, 560 flow [2024-11-07 15:44:42,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:42,950 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:42,950 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:44:42,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 15:44:42,950 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:42,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:42,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1772357456, now seen corresponding path program 1 times [2024-11-07 15:44:42,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:42,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283352288] [2024-11-07 15:44:42,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:42,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:42,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:42,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283352288] [2024-11-07 15:44:42,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283352288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:42,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:42,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:42,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218269619] [2024-11-07 15:44:42,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:42,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:42,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:42,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:42,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:43,009 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-07 15:44:43,010 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 269 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:43,010 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:43,010 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-07 15:44:43,010 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:43,103 INFO L124 PetriNetUnfolderBase]: 83/565 cut-off events. [2024-11-07 15:44:43,103 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-07 15:44:43,105 INFO L83 FinitePrefix]: Finished finitePrefix Result has 757 conditions, 565 events. 83/565 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2008 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 687. Up to 121 conditions per place. [2024-11-07 15:44:43,107 INFO L140 encePairwiseOnDemand]: 353/355 looper letters, 15 selfloop transitions, 1 changer transitions 0/268 dead transitions. [2024-11-07 15:44:43,107 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 268 transitions, 590 flow [2024-11-07 15:44:43,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:43,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 861 transitions. [2024-11-07 15:44:43,109 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8084507042253521 [2024-11-07 15:44:43,109 INFO L175 Difference]: Start difference. First operand has 272 places, 269 transitions, 560 flow. Second operand 3 states and 861 transitions. [2024-11-07 15:44:43,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 268 transitions, 590 flow [2024-11-07 15:44:43,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 268 transitions, 586 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:43,115 INFO L231 Difference]: Finished difference. Result has 271 places, 268 transitions, 556 flow [2024-11-07 15:44:43,117 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=556, PETRI_PLACES=271, PETRI_TRANSITIONS=268} [2024-11-07 15:44:43,118 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -57 predicate places. [2024-11-07 15:44:43,118 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 268 transitions, 556 flow [2024-11-07 15:44:43,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:43,118 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:43,118 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] [2024-11-07 15:44:43,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 15:44:43,119 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:43,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:43,121 INFO L85 PathProgramCache]: Analyzing trace with hash -252123487, now seen corresponding path program 1 times [2024-11-07 15:44:43,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:43,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177742107] [2024-11-07 15:44:43,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:43,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:43,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:43,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:43,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177742107] [2024-11-07 15:44:43,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177742107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:43,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:43,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 15:44:43,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510360871] [2024-11-07 15:44:43,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:43,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 15:44:43,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:43,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 15:44:43,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-07 15:44:43,880 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 355 [2024-11-07 15:44:43,882 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 268 transitions, 556 flow. Second operand has 6 states, 6 states have (on average 259.5) internal successors, (1557), 6 states have internal predecessors, (1557), 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) [2024-11-07 15:44:43,882 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:43,882 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 355 [2024-11-07 15:44:43,882 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:43,992 INFO L124 PetriNetUnfolderBase]: 83/563 cut-off events. [2024-11-07 15:44:43,992 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-07 15:44:43,994 INFO L83 FinitePrefix]: Finished finitePrefix Result has 777 conditions, 563 events. 83/563 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2004 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 708. Up to 136 conditions per place. [2024-11-07 15:44:43,996 INFO L140 encePairwiseOnDemand]: 343/355 looper letters, 29 selfloop transitions, 10 changer transitions 0/266 dead transitions. [2024-11-07 15:44:43,996 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 266 transitions, 630 flow [2024-11-07 15:44:43,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 15:44:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-07 15:44:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1587 transitions. [2024-11-07 15:44:44,000 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7450704225352113 [2024-11-07 15:44:44,001 INFO L175 Difference]: Start difference. First operand has 271 places, 268 transitions, 556 flow. Second operand 6 states and 1587 transitions. [2024-11-07 15:44:44,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 266 transitions, 630 flow [2024-11-07 15:44:44,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 266 transitions, 629 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:44:44,005 INFO L231 Difference]: Finished difference. Result has 273 places, 266 transitions, 571 flow [2024-11-07 15:44:44,006 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=571, PETRI_PLACES=273, PETRI_TRANSITIONS=266} [2024-11-07 15:44:44,007 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-07 15:44:44,007 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 266 transitions, 571 flow [2024-11-07 15:44:44,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 259.5) internal successors, (1557), 6 states have internal predecessors, (1557), 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) [2024-11-07 15:44:44,008 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:44,008 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] [2024-11-07 15:44:44,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 15:44:44,009 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:44,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:44,009 INFO L85 PathProgramCache]: Analyzing trace with hash -668339875, now seen corresponding path program 1 times [2024-11-07 15:44:44,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:44,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830348597] [2024-11-07 15:44:44,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:44,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:44,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:44,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:44,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830348597] [2024-11-07 15:44:44,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830348597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:44,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:44,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:44,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803020253] [2024-11-07 15:44:44,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:44,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:44,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:44,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:44,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:44,074 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:44,075 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 266 transitions, 571 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:44,075 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:44,075 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:44,075 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:44,179 INFO L124 PetriNetUnfolderBase]: 83/562 cut-off events. [2024-11-07 15:44:44,179 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-07 15:44:44,180 INFO L83 FinitePrefix]: Finished finitePrefix Result has 765 conditions, 562 events. 83/562 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2003 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 730. Up to 123 conditions per place. [2024-11-07 15:44:44,183 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/265 dead transitions. [2024-11-07 15:44:44,183 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 265 transitions, 605 flow [2024-11-07 15:44:44,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:44,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-07 15:44:44,192 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-07 15:44:44,192 INFO L175 Difference]: Start difference. First operand has 273 places, 266 transitions, 571 flow. Second operand 3 states and 854 transitions. [2024-11-07 15:44:44,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 265 transitions, 605 flow [2024-11-07 15:44:44,194 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 265 transitions, 585 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-07 15:44:44,198 INFO L231 Difference]: Finished difference. Result has 269 places, 265 transitions, 553 flow [2024-11-07 15:44:44,198 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=549, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=553, PETRI_PLACES=269, PETRI_TRANSITIONS=265} [2024-11-07 15:44:44,199 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -59 predicate places. [2024-11-07 15:44:44,199 INFO L471 AbstractCegarLoop]: Abstraction has has 269 places, 265 transitions, 553 flow [2024-11-07 15:44:44,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:44,200 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:44,200 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] [2024-11-07 15:44:44,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 15:44:44,200 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:44,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:44,201 INFO L85 PathProgramCache]: Analyzing trace with hash 533568576, now seen corresponding path program 1 times [2024-11-07 15:44:44,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:44,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413954504] [2024-11-07 15:44:44,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:44,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:44,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:44,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413954504] [2024-11-07 15:44:44,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413954504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:44,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:44,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:44,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771552412] [2024-11-07 15:44:44,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:44,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:44,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:44,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:44,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:44,255 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-07 15:44:44,257 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 265 transitions, 553 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:44,257 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:44,257 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-07 15:44:44,257 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:44,347 INFO L124 PetriNetUnfolderBase]: 83/561 cut-off events. [2024-11-07 15:44:44,347 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-07 15:44:44,349 INFO L83 FinitePrefix]: Finished finitePrefix Result has 757 conditions, 561 events. 83/561 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2003 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 687. Up to 124 conditions per place. [2024-11-07 15:44:44,351 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 17 selfloop transitions, 2 changer transitions 0/264 dead transitions. [2024-11-07 15:44:44,351 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 264 transitions, 589 flow [2024-11-07 15:44:44,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 852 transitions. [2024-11-07 15:44:44,368 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8 [2024-11-07 15:44:44,368 INFO L175 Difference]: Start difference. First operand has 269 places, 265 transitions, 553 flow. Second operand 3 states and 852 transitions. [2024-11-07 15:44:44,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 264 transitions, 589 flow [2024-11-07 15:44:44,370 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 268 places, 264 transitions, 585 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:44,372 INFO L231 Difference]: Finished difference. Result has 268 places, 264 transitions, 551 flow [2024-11-07 15:44:44,373 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=547, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=551, PETRI_PLACES=268, PETRI_TRANSITIONS=264} [2024-11-07 15:44:44,373 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -60 predicate places. [2024-11-07 15:44:44,373 INFO L471 AbstractCegarLoop]: Abstraction has has 268 places, 264 transitions, 551 flow [2024-11-07 15:44:44,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 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) [2024-11-07 15:44:44,374 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:44,374 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] [2024-11-07 15:44:44,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 15:44:44,375 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:44,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:44,375 INFO L85 PathProgramCache]: Analyzing trace with hash 228360412, now seen corresponding path program 1 times [2024-11-07 15:44:44,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:44,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48036801] [2024-11-07 15:44:44,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:44,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:44,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:44,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:44,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48036801] [2024-11-07 15:44:44,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48036801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:44,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:44,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:44,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500676790] [2024-11-07 15:44:44,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:44,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:44,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:44,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:44,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:44,428 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-07 15:44:44,429 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 268 places, 264 transitions, 551 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:44,429 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:44,429 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-07 15:44:44,429 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:44,537 INFO L124 PetriNetUnfolderBase]: 83/560 cut-off events. [2024-11-07 15:44:44,537 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-07 15:44:44,539 INFO L83 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 560 events. 83/560 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2001 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 684. Up to 121 conditions per place. [2024-11-07 15:44:44,541 INFO L140 encePairwiseOnDemand]: 353/355 looper letters, 15 selfloop transitions, 1 changer transitions 0/263 dead transitions. [2024-11-07 15:44:44,541 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 269 places, 263 transitions, 581 flow [2024-11-07 15:44:44,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:44,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 861 transitions. [2024-11-07 15:44:44,544 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8084507042253521 [2024-11-07 15:44:44,544 INFO L175 Difference]: Start difference. First operand has 268 places, 264 transitions, 551 flow. Second operand 3 states and 861 transitions. [2024-11-07 15:44:44,544 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 269 places, 263 transitions, 581 flow [2024-11-07 15:44:44,546 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 267 places, 263 transitions, 577 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:44,549 INFO L231 Difference]: Finished difference. Result has 267 places, 263 transitions, 547 flow [2024-11-07 15:44:44,549 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=545, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=547, PETRI_PLACES=267, PETRI_TRANSITIONS=263} [2024-11-07 15:44:44,550 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -61 predicate places. [2024-11-07 15:44:44,550 INFO L471 AbstractCegarLoop]: Abstraction has has 267 places, 263 transitions, 547 flow [2024-11-07 15:44:44,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 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) [2024-11-07 15:44:44,551 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:44,551 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] [2024-11-07 15:44:44,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 15:44:44,551 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:44,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:44,552 INFO L85 PathProgramCache]: Analyzing trace with hash 401590106, now seen corresponding path program 1 times [2024-11-07 15:44:44,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:44,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410962376] [2024-11-07 15:44:44,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:44,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:44,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:44,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:44,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410962376] [2024-11-07 15:44:44,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410962376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:44,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:44,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:44,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367800651] [2024-11-07 15:44:44,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:44,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:44,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:44,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:44,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:44,616 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:44,617 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 263 transitions, 547 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:44,617 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:44,617 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:44,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:44,706 INFO L124 PetriNetUnfolderBase]: 83/559 cut-off events. [2024-11-07 15:44:44,707 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-07 15:44:44,709 INFO L83 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 559 events. 83/559 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1997 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 683. Up to 123 conditions per place. [2024-11-07 15:44:44,711 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/262 dead transitions. [2024-11-07 15:44:44,711 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 262 transitions, 581 flow [2024-11-07 15:44:44,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:44,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-07 15:44:44,713 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-07 15:44:44,714 INFO L175 Difference]: Start difference. First operand has 267 places, 263 transitions, 547 flow. Second operand 3 states and 854 transitions. [2024-11-07 15:44:44,714 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 262 transitions, 581 flow [2024-11-07 15:44:44,715 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 267 places, 262 transitions, 580 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:44:44,718 INFO L231 Difference]: Finished difference. Result has 267 places, 262 transitions, 548 flow [2024-11-07 15:44:44,719 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=544, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=262, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=548, PETRI_PLACES=267, PETRI_TRANSITIONS=262} [2024-11-07 15:44:44,719 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -61 predicate places. [2024-11-07 15:44:44,720 INFO L471 AbstractCegarLoop]: Abstraction has has 267 places, 262 transitions, 548 flow [2024-11-07 15:44:44,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 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) [2024-11-07 15:44:44,721 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:44,721 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] [2024-11-07 15:44:44,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 15:44:44,721 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:44,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:44,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1556024338, now seen corresponding path program 1 times [2024-11-07 15:44:44,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:44,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424332366] [2024-11-07 15:44:44,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:44,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:44,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:44,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:44,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424332366] [2024-11-07 15:44:44,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424332366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:44,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:44,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:44,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376266183] [2024-11-07 15:44:44,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:44,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:44,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:44,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:44,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:44,790 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 355 [2024-11-07 15:44:44,791 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 262 transitions, 548 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-11-07 15:44:44,791 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:44,791 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 355 [2024-11-07 15:44:44,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:44,905 INFO L124 PetriNetUnfolderBase]: 93/610 cut-off events. [2024-11-07 15:44:44,906 INFO L125 PetriNetUnfolderBase]: For 68/68 co-relation queries the response was YES. [2024-11-07 15:44:44,908 INFO L83 FinitePrefix]: Finished finitePrefix Result has 843 conditions, 610 events. 93/610 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2332 event pairs, 51 based on Foata normal form. 0/536 useless extension candidates. Maximal degree in co-relation 773. Up to 144 conditions per place. [2024-11-07 15:44:44,910 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 18 selfloop transitions, 2 changer transitions 0/261 dead transitions. [2024-11-07 15:44:44,910 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 261 transitions, 586 flow [2024-11-07 15:44:44,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:44,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:44,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 850 transitions. [2024-11-07 15:44:44,913 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7981220657276995 [2024-11-07 15:44:44,913 INFO L175 Difference]: Start difference. First operand has 267 places, 262 transitions, 548 flow. Second operand 3 states and 850 transitions. [2024-11-07 15:44:44,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 261 transitions, 586 flow [2024-11-07 15:44:44,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 261 transitions, 582 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:44,917 INFO L231 Difference]: Finished difference. Result has 266 places, 261 transitions, 546 flow [2024-11-07 15:44:44,918 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=542, PETRI_DIFFERENCE_MINUEND_PLACES=264, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=261, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=546, PETRI_PLACES=266, PETRI_TRANSITIONS=261} [2024-11-07 15:44:44,919 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -62 predicate places. [2024-11-07 15:44:44,919 INFO L471 AbstractCegarLoop]: Abstraction has has 266 places, 261 transitions, 546 flow [2024-11-07 15:44:44,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-11-07 15:44:44,920 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:44,920 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] [2024-11-07 15:44:44,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-07 15:44:44,921 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:44,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:44,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1851010157, now seen corresponding path program 1 times [2024-11-07 15:44:44,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:44,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326552274] [2024-11-07 15:44:44,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:44,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:44,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:44,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:44,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326552274] [2024-11-07 15:44:44,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326552274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:44,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:44,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:44,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874580899] [2024-11-07 15:44:44,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:44,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:44,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:44,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:44,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:44,987 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:44,988 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 261 transitions, 546 flow. Second operand has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 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) [2024-11-07 15:44:44,989 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:44,989 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:44,989 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:45,089 INFO L124 PetriNetUnfolderBase]: 112/670 cut-off events. [2024-11-07 15:44:45,090 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-11-07 15:44:45,091 INFO L83 FinitePrefix]: Finished finitePrefix Result has 945 conditions, 670 events. 112/670 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2847 event pairs, 64 based on Foata normal form. 0/589 useless extension candidates. Maximal degree in co-relation 876. Up to 170 conditions per place. [2024-11-07 15:44:45,094 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 17 selfloop transitions, 1 changer transitions 0/259 dead transitions. [2024-11-07 15:44:45,094 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 259 transitions, 578 flow [2024-11-07 15:44:45,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:45,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:45,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-11-07 15:44:45,097 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8028169014084507 [2024-11-07 15:44:45,097 INFO L175 Difference]: Start difference. First operand has 266 places, 261 transitions, 546 flow. Second operand 3 states and 855 transitions. [2024-11-07 15:44:45,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 259 transitions, 578 flow [2024-11-07 15:44:45,098 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 259 transitions, 574 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:45,101 INFO L231 Difference]: Finished difference. Result has 264 places, 259 transitions, 540 flow [2024-11-07 15:44:45,101 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=538, PETRI_DIFFERENCE_MINUEND_PLACES=262, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=540, PETRI_PLACES=264, PETRI_TRANSITIONS=259} [2024-11-07 15:44:45,102 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -64 predicate places. [2024-11-07 15:44:45,102 INFO L471 AbstractCegarLoop]: Abstraction has has 264 places, 259 transitions, 540 flow [2024-11-07 15:44:45,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 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) [2024-11-07 15:44:45,103 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:45,103 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:44:45,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-07 15:44:45,103 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:45,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:45,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1047376933, now seen corresponding path program 1 times [2024-11-07 15:44:45,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:45,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904255632] [2024-11-07 15:44:45,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:45,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:45,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:45,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:45,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904255632] [2024-11-07 15:44:45,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904255632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:45,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:45,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:45,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994184951] [2024-11-07 15:44:45,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:45,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:45,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:45,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:45,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:45,201 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:45,202 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 264 places, 259 transitions, 540 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-11-07 15:44:45,202 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:45,202 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:45,202 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:45,332 INFO L124 PetriNetUnfolderBase]: 158/621 cut-off events. [2024-11-07 15:44:45,332 INFO L125 PetriNetUnfolderBase]: For 86/87 co-relation queries the response was YES. [2024-11-07 15:44:45,334 INFO L83 FinitePrefix]: Finished finitePrefix Result has 954 conditions, 621 events. 158/621 cut-off events. For 86/87 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 2306 event pairs, 53 based on Foata normal form. 0/563 useless extension candidates. Maximal degree in co-relation 885. Up to 156 conditions per place. [2024-11-07 15:44:45,337 INFO L140 encePairwiseOnDemand]: 350/355 looper letters, 21 selfloop transitions, 3 changer transitions 0/263 dead transitions. [2024-11-07 15:44:45,338 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 263 transitions, 602 flow [2024-11-07 15:44:45,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:45,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2024-11-07 15:44:45,340 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8075117370892019 [2024-11-07 15:44:45,340 INFO L175 Difference]: Start difference. First operand has 264 places, 259 transitions, 540 flow. Second operand 3 states and 860 transitions. [2024-11-07 15:44:45,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 263 transitions, 602 flow [2024-11-07 15:44:45,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 263 places, 263 transitions, 601 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:44:45,344 INFO L231 Difference]: Finished difference. Result has 263 places, 257 transitions, 541 flow [2024-11-07 15:44:45,344 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=535, PETRI_DIFFERENCE_MINUEND_PLACES=261, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=541, PETRI_PLACES=263, PETRI_TRANSITIONS=257} [2024-11-07 15:44:45,345 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -65 predicate places. [2024-11-07 15:44:45,345 INFO L471 AbstractCegarLoop]: Abstraction has has 263 places, 257 transitions, 541 flow [2024-11-07 15:44:45,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-11-07 15:44:45,346 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:45,346 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:44:45,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-07 15:44:45,346 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:45,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:45,346 INFO L85 PathProgramCache]: Analyzing trace with hash 762712744, now seen corresponding path program 1 times [2024-11-07 15:44:45,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:45,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226910164] [2024-11-07 15:44:45,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:45,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:45,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:45,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226910164] [2024-11-07 15:44:45,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226910164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:45,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:45,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:45,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689665872] [2024-11-07 15:44:45,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:45,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:45,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:45,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:45,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:45,436 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:45,437 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 263 places, 257 transitions, 541 flow. Second operand has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 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) [2024-11-07 15:44:45,437 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:45,437 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:45,437 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:45,561 INFO L124 PetriNetUnfolderBase]: 208/661 cut-off events. [2024-11-07 15:44:45,562 INFO L125 PetriNetUnfolderBase]: For 107/107 co-relation queries the response was YES. [2024-11-07 15:44:45,564 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1110 conditions, 661 events. 208/661 cut-off events. For 107/107 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 2498 event pairs, 83 based on Foata normal form. 0/608 useless extension candidates. Maximal degree in co-relation 1041. Up to 229 conditions per place. [2024-11-07 15:44:45,567 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 23 selfloop transitions, 2 changer transitions 0/262 dead transitions. [2024-11-07 15:44:45,567 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 262 transitions, 607 flow [2024-11-07 15:44:45,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2024-11-07 15:44:45,570 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8075117370892019 [2024-11-07 15:44:45,570 INFO L175 Difference]: Start difference. First operand has 263 places, 257 transitions, 541 flow. Second operand 3 states and 860 transitions. [2024-11-07 15:44:45,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 262 transitions, 607 flow [2024-11-07 15:44:45,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 262 places, 262 transitions, 601 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:45,575 INFO L231 Difference]: Finished difference. Result has 262 places, 256 transitions, 537 flow [2024-11-07 15:44:45,575 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=533, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=256, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=537, PETRI_PLACES=262, PETRI_TRANSITIONS=256} [2024-11-07 15:44:45,576 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -66 predicate places. [2024-11-07 15:44:45,576 INFO L471 AbstractCegarLoop]: Abstraction has has 262 places, 256 transitions, 537 flow [2024-11-07 15:44:45,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 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) [2024-11-07 15:44:45,576 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:45,576 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:44:45,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-07 15:44:45,577 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread3Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:45,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:45,577 INFO L85 PathProgramCache]: Analyzing trace with hash -668506076, now seen corresponding path program 1 times [2024-11-07 15:44:45,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:45,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240497538] [2024-11-07 15:44:45,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:45,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:45,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:45,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:45,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240497538] [2024-11-07 15:44:45,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240497538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:45,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:45,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:45,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009048197] [2024-11-07 15:44:45,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:45,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:45,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:45,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:45,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:45,659 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:45,660 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 256 transitions, 537 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-11-07 15:44:45,660 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:45,660 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:45,660 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:45,790 INFO L124 PetriNetUnfolderBase]: 167/731 cut-off events. [2024-11-07 15:44:45,790 INFO L125 PetriNetUnfolderBase]: For 93/105 co-relation queries the response was YES. [2024-11-07 15:44:45,792 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1089 conditions, 731 events. 167/731 cut-off events. For 93/105 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 3169 event pairs, 56 based on Foata normal form. 1/663 useless extension candidates. Maximal degree in co-relation 1020. Up to 161 conditions per place. [2024-11-07 15:44:45,795 INFO L140 encePairwiseOnDemand]: 350/355 looper letters, 20 selfloop transitions, 2 changer transitions 4/261 dead transitions. [2024-11-07 15:44:45,795 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 261 transitions, 601 flow [2024-11-07 15:44:45,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:45,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2024-11-07 15:44:45,798 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8075117370892019 [2024-11-07 15:44:45,798 INFO L175 Difference]: Start difference. First operand has 262 places, 256 transitions, 537 flow. Second operand 3 states and 860 transitions. [2024-11-07 15:44:45,798 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 261 transitions, 601 flow [2024-11-07 15:44:45,800 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 261 transitions, 597 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:45,803 INFO L231 Difference]: Finished difference. Result has 260 places, 250 transitions, 524 flow [2024-11-07 15:44:45,803 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=258, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=254, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=252, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=524, PETRI_PLACES=260, PETRI_TRANSITIONS=250} [2024-11-07 15:44:45,803 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -68 predicate places. [2024-11-07 15:44:45,804 INFO L471 AbstractCegarLoop]: Abstraction has has 260 places, 250 transitions, 524 flow [2024-11-07 15:44:45,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-11-07 15:44:45,804 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:44:45,804 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:44:45,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-07 15:44:45,805 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread3Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-07 15:44:45,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:44:45,805 INFO L85 PathProgramCache]: Analyzing trace with hash 724913767, now seen corresponding path program 1 times [2024-11-07 15:44:45,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:44:45,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993275876] [2024-11-07 15:44:45,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:44:45,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:44:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:44:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:44:45,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:44:45,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993275876] [2024-11-07 15:44:45,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993275876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:44:45,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:44:45,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:44:45,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603192585] [2024-11-07 15:44:45,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:44:45,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:44:45,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:44:45,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:44:45,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:44:45,888 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-07 15:44:45,889 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 260 places, 250 transitions, 524 flow. Second operand has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 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) [2024-11-07 15:44:45,889 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:44:45,889 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-07 15:44:45,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:44:46,034 INFO L124 PetriNetUnfolderBase]: 223/771 cut-off events. [2024-11-07 15:44:46,034 INFO L125 PetriNetUnfolderBase]: For 130/156 co-relation queries the response was YES. [2024-11-07 15:44:46,036 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1231 conditions, 771 events. 223/771 cut-off events. For 130/156 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 3389 event pairs, 92 based on Foata normal form. 0/706 useless extension candidates. Maximal degree in co-relation 1162. Up to 242 conditions per place. [2024-11-07 15:44:46,036 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 0 selfloop transitions, 0 changer transitions 256/256 dead transitions. [2024-11-07 15:44:46,036 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 256 transitions, 590 flow [2024-11-07 15:44:46,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:44:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:44:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 859 transitions. [2024-11-07 15:44:46,039 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8065727699530516 [2024-11-07 15:44:46,039 INFO L175 Difference]: Start difference. First operand has 260 places, 250 transitions, 524 flow. Second operand 3 states and 859 transitions. [2024-11-07 15:44:46,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 256 transitions, 590 flow [2024-11-07 15:44:46,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 256 transitions, 586 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:44:46,042 INFO L231 Difference]: Finished difference. Result has 255 places, 0 transitions, 0 flow [2024-11-07 15:44:46,042 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=518, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=255, PETRI_TRANSITIONS=0} [2024-11-07 15:44:46,043 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -73 predicate places. [2024-11-07 15:44:46,043 INFO L471 AbstractCegarLoop]: Abstraction has has 255 places, 0 transitions, 0 flow [2024-11-07 15:44:46,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 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) [2024-11-07 15:44:46,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (118 of 119 remaining) [2024-11-07 15:44:46,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (117 of 119 remaining) [2024-11-07 15:44:46,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (116 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (115 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (114 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (113 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (112 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (111 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (110 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (109 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (108 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (107 of 119 remaining) [2024-11-07 15:44:46,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (106 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (105 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (104 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (103 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (102 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (101 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (100 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (99 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (98 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (97 of 119 remaining) [2024-11-07 15:44:46,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (96 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (95 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (94 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (93 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (92 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (91 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (90 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (89 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (88 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (87 of 119 remaining) [2024-11-07 15:44:46,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (86 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (85 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (84 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (83 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (82 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (81 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (80 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (79 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (78 of 119 remaining) [2024-11-07 15:44:46,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (77 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (76 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (75 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (74 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (73 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (72 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (71 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (70 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (69 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (68 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (67 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (66 of 119 remaining) [2024-11-07 15:44:46,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (65 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (64 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (63 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (62 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (61 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (60 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (59 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (58 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (57 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (56 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (55 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (54 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (53 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (52 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (48 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (47 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (46 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (45 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (44 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (43 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (42 of 119 remaining) [2024-11-07 15:44:46,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (41 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (40 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (39 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (38 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (37 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (36 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (35 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (34 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (33 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (32 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (31 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (30 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (29 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (28 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (27 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (26 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (25 of 119 remaining) [2024-11-07 15:44:46,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (24 of 119 remaining) [2024-11-07 15:44:46,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (23 of 119 remaining) [2024-11-07 15:44:46,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (22 of 119 remaining) [2024-11-07 15:44:46,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (21 of 119 remaining) [2024-11-07 15:44:46,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (20 of 119 remaining) [2024-11-07 15:44:46,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (19 of 119 remaining) [2024-11-07 15:44:46,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (18 of 119 remaining) [2024-11-07 15:44:46,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (17 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (16 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (15 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (14 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (13 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (12 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (11 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (10 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (9 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (8 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (7 of 119 remaining) [2024-11-07 15:44:46,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (6 of 119 remaining) [2024-11-07 15:44:46,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (5 of 119 remaining) [2024-11-07 15:44:46,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (4 of 119 remaining) [2024-11-07 15:44:46,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (3 of 119 remaining) [2024-11-07 15:44:46,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (2 of 119 remaining) [2024-11-07 15:44:46,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (1 of 119 remaining) [2024-11-07 15:44:46,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (0 of 119 remaining) [2024-11-07 15:44:46,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-07 15:44:46,057 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:44:46,062 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-07 15:44:46,062 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 15:44:46,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 03:44:46 BasicIcfg [2024-11-07 15:44:46,067 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 15:44:46,068 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 15:44:46,068 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 15:44:46,068 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 15:44:46,069 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:44:40" (3/4) ... [2024-11-07 15:44:46,070 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 15:44:46,073 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-07 15:44:46,073 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-07 15:44:46,073 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-07 15:44:46,080 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-07 15:44:46,082 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-07 15:44:46,082 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-07 15:44:46,082 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 15:44:46,167 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 15:44:46,167 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 15:44:46,167 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 15:44:46,168 INFO L158 Benchmark]: Toolchain (without parser) took 7182.52ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 91.9MB in the beginning and 241.9MB in the end (delta: -150.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-07 15:44:46,168 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:44:46,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.25ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.4MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 15:44:46,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.40ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 75.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:44:46,169 INFO L158 Benchmark]: Boogie Preprocessor took 46.20ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 72.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:44:46,169 INFO L158 Benchmark]: RCFGBuilder took 1300.20ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 72.7MB in the beginning and 82.1MB in the end (delta: -9.4MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2024-11-07 15:44:46,170 INFO L158 Benchmark]: TraceAbstraction took 5394.56ms. Allocated memory was 151.0MB in the beginning and 302.0MB in the end (delta: 151.0MB). Free memory was 81.5MB in the beginning and 250.0MB in the end (delta: -168.5MB). Peak memory consumption was 122.5MB. Max. memory is 16.1GB. [2024-11-07 15:44:46,170 INFO L158 Benchmark]: Witness Printer took 99.37ms. Allocated memory is still 302.0MB. Free memory was 250.0MB in the beginning and 241.9MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:44:46,171 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.25ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.4MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.40ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 75.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.20ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 72.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1300.20ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 72.7MB in the beginning and 82.1MB in the end (delta: -9.4MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * TraceAbstraction took 5394.56ms. Allocated memory was 151.0MB in the beginning and 302.0MB in the end (delta: 151.0MB). Free memory was 81.5MB in the beginning and 250.0MB in the end (delta: -168.5MB). Peak memory consumption was 122.5MB. Max. memory is 16.1GB. * Witness Printer took 99.37ms. Allocated memory is still 302.0MB. Free memory was 250.0MB in the beginning and 241.9MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: 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: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: 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: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: 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, 435 locations, 119 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: 5.2s, OverallIterations: 19, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 329 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 157 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 723 IncrementalHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 55 mSDtfsCounter, 723 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=688occurred in iteration=0, InterpolantAutomatonStates: 60, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1861 NumberOfCodeBlocks, 1861 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1842 ConstructedInterpolants, 0 QuantifiedInterpolants, 1993 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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 67 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-07 15:44:46,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE