./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-prod-cons.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-prod-cons.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', '7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0'] 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-prod-cons.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 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 15:45:14,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 15:45:14,305 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-07 15:45:14,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 15:45:14,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 15:45:14,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 15:45:14,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 15:45:14,341 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 15:45:14,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 15:45:14,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 15:45:14,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 15:45:14,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 15:45:14,342 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 15:45:14,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 15:45:14,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 15:45:14,343 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 15:45:14,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 15:45:14,344 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 15:45:14,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:45:14,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 15:45:14,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 15:45:14,345 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 -> 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 [2024-11-07 15:45:14,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 15:45:14,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 15:45:14,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 15:45:14,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 15:45:14,630 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 15:45:14,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-11-07 15:45:15,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 15:45:16,098 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 15:45:16,098 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-11-07 15:45:16,104 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9a1b24f9a/d92c1067f99c43bb8ae8138f9e878106/FLAGefc0d4270 [2024-11-07 15:45:16,464 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9a1b24f9a/d92c1067f99c43bb8ae8138f9e878106 [2024-11-07 15:45:16,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 15:45:16,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 15:45:16,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 15:45:16,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 15:45:16,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 15:45:16,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a6d0f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16, skipping insertion in model container [2024-11-07 15:45:16,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,494 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 15:45:16,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:45:16,701 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 15:45:16,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:45:16,766 INFO L204 MainTranslator]: Completed translation [2024-11-07 15:45:16,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16 WrapperNode [2024-11-07 15:45:16,768 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 15:45:16,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 15:45:16,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 15:45:16,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 15:45:16,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,785 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,820 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 269 [2024-11-07 15:45:16,824 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 15:45:16,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 15:45:16,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 15:45:16,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 15:45:16,835 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,843 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 15:45:16,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 15:45:16,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 15:45:16,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 15:45:16,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (1/1) ... [2024-11-07 15:45:16,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:45:16,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:45:16,915 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 15:45:16,919 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 15:45:16,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 15:45:16,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-07 15:45:16,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-07 15:45:16,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-07 15:45:16,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-07 15:45:16,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-07 15:45:16,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-07 15:45:16,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-07 15:45:16,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-07 15:45:16,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-07 15:45:16,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-07 15:45:16,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 15:45:16,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 15:45:16,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 15:45:16,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-07 15:45:16,948 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 15:45:17,044 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 15:45:17,046 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 15:45:17,543 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-07 15:45:17,543 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 15:45:17,838 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 15:45:17,839 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-07 15:45:17,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:45:17 BoogieIcfgContainer [2024-11-07 15:45:17,840 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 15:45:17,842 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 15:45:17,842 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 15:45:17,848 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 15:45:17,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:45:16" (1/3) ... [2024-11-07 15:45:17,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31eb06f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:45:17, skipping insertion in model container [2024-11-07 15:45:17,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:45:16" (2/3) ... [2024-11-07 15:45:17,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31eb06f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:45:17, skipping insertion in model container [2024-11-07 15:45:17,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:45:17" (3/3) ... [2024-11-07 15:45:17,850 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons.wvr.c [2024-11-07 15:45:17,867 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 15:45:17,868 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2024-11-07 15:45:17,868 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-07 15:45:17,963 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-07 15:45:18,012 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 230 places, 231 transitions, 483 flow [2024-11-07 15:45:18,123 INFO L124 PetriNetUnfolderBase]: 11/228 cut-off events. [2024-11-07 15:45:18,125 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-07 15:45:18,133 INFO L83 FinitePrefix]: Finished finitePrefix Result has 241 conditions, 228 events. 11/228 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 298 event pairs, 0 based on Foata normal form. 0/179 useless extension candidates. Maximal degree in co-relation 200. Up to 3 conditions per place. [2024-11-07 15:45:18,134 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 231 transitions, 483 flow [2024-11-07 15:45:18,141 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 211 places, 211 transitions, 440 flow [2024-11-07 15:45:18,153 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:45:18,165 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;@1ac3f4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:45:18,165 INFO L334 AbstractCegarLoop]: Starting to check reachability of 68 error locations. [2024-11-07 15:45:18,173 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:45:18,174 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2024-11-07 15:45:18,174 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:45:18,174 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:18,174 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:45:18,175 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:18,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:18,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1714629193, now seen corresponding path program 1 times [2024-11-07 15:45:18,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:18,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212690630] [2024-11-07 15:45:18,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:18,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:18,342 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 15:45:18,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:18,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212690630] [2024-11-07 15:45:18,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212690630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:18,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:18,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:18,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182472321] [2024-11-07 15:45:18,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:18,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:18,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:18,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:18,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:18,411 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 231 [2024-11-07 15:45:18,418 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 211 transitions, 440 flow. Second operand has 3 states, 3 states have (on average 176.33333333333334) internal successors, (529), 3 states have internal predecessors, (529), 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 15:45:18,418 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:18,418 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 231 [2024-11-07 15:45:18,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:18,593 INFO L124 PetriNetUnfolderBase]: 98/422 cut-off events. [2024-11-07 15:45:18,593 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-11-07 15:45:18,595 INFO L83 FinitePrefix]: Finished finitePrefix Result has 634 conditions, 422 events. 98/422 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1586 event pairs, 71 based on Foata normal form. 30/400 useless extension candidates. Maximal degree in co-relation 439. Up to 153 conditions per place. [2024-11-07 15:45:18,601 INFO L140 encePairwiseOnDemand]: 196/231 looper letters, 18 selfloop transitions, 2 changer transitions 3/178 dead transitions. [2024-11-07 15:45:18,601 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 178 transitions, 414 flow [2024-11-07 15:45:18,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:18,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 578 transitions. [2024-11-07 15:45:18,619 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.834054834054834 [2024-11-07 15:45:18,622 INFO L175 Difference]: Start difference. First operand has 211 places, 211 transitions, 440 flow. Second operand 3 states and 578 transitions. [2024-11-07 15:45:18,622 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 178 transitions, 414 flow [2024-11-07 15:45:18,627 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 178 transitions, 402 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-07 15:45:18,632 INFO L231 Difference]: Finished difference. Result has 180 places, 175 transitions, 360 flow [2024-11-07 15:45:18,635 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=362, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=180, PETRI_TRANSITIONS=175} [2024-11-07 15:45:18,639 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -31 predicate places. [2024-11-07 15:45:18,640 INFO L471 AbstractCegarLoop]: Abstraction has has 180 places, 175 transitions, 360 flow [2024-11-07 15:45:18,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.33333333333334) internal successors, (529), 3 states have internal predecessors, (529), 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 15:45:18,640 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:18,640 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 15:45:18,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 15:45:18,641 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:18,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:18,642 INFO L85 PathProgramCache]: Analyzing trace with hash -338229598, now seen corresponding path program 1 times [2024-11-07 15:45:18,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:18,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051358865] [2024-11-07 15:45:18,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:18,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:18,741 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 15:45:18,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:18,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051358865] [2024-11-07 15:45:18,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051358865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:18,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:18,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:18,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050424088] [2024-11-07 15:45:18,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:18,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:18,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:18,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:18,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:18,760 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 231 [2024-11-07 15:45:18,761 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 175 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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 15:45:18,761 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:18,761 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 231 [2024-11-07 15:45:18,761 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:18,861 INFO L124 PetriNetUnfolderBase]: 92/388 cut-off events. [2024-11-07 15:45:18,862 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2024-11-07 15:45:18,863 INFO L83 FinitePrefix]: Finished finitePrefix Result has 549 conditions, 388 events. 92/388 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1349 event pairs, 53 based on Foata normal form. 0/351 useless extension candidates. Maximal degree in co-relation 517. Up to 139 conditions per place. [2024-11-07 15:45:18,866 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/174 dead transitions. [2024-11-07 15:45:18,866 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 174 transitions, 396 flow [2024-11-07 15:45:18,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:18,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:18,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 548 transitions. [2024-11-07 15:45:18,870 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7907647907647908 [2024-11-07 15:45:18,870 INFO L175 Difference]: Start difference. First operand has 180 places, 175 transitions, 360 flow. Second operand 3 states and 548 transitions. [2024-11-07 15:45:18,870 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 174 transitions, 396 flow [2024-11-07 15:45:18,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 174 transitions, 392 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:45:18,878 INFO L231 Difference]: Finished difference. Result has 176 places, 174 transitions, 358 flow [2024-11-07 15:45:18,879 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=354, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=358, PETRI_PLACES=176, PETRI_TRANSITIONS=174} [2024-11-07 15:45:18,880 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -35 predicate places. [2024-11-07 15:45:18,881 INFO L471 AbstractCegarLoop]: Abstraction has has 176 places, 174 transitions, 358 flow [2024-11-07 15:45:18,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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 15:45:18,881 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:18,881 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] [2024-11-07 15:45:18,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 15:45:18,881 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:18,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:18,882 INFO L85 PathProgramCache]: Analyzing trace with hash 30818868, now seen corresponding path program 1 times [2024-11-07 15:45:18,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:18,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605685410] [2024-11-07 15:45:18,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:18,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:18,928 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 15:45:18,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:18,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605685410] [2024-11-07 15:45:18,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605685410] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:18,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:18,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:18,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090813755] [2024-11-07 15:45:18,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:18,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:18,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:18,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:18,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:18,954 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 231 [2024-11-07 15:45:18,955 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 174 transitions, 358 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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 15:45:18,956 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:18,956 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 231 [2024-11-07 15:45:18,957 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:19,056 INFO L124 PetriNetUnfolderBase]: 92/387 cut-off events. [2024-11-07 15:45:19,056 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2024-11-07 15:45:19,058 INFO L83 FinitePrefix]: Finished finitePrefix Result has 548 conditions, 387 events. 92/387 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1349 event pairs, 53 based on Foata normal form. 0/351 useless extension candidates. Maximal degree in co-relation 508. Up to 139 conditions per place. [2024-11-07 15:45:19,060 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/173 dead transitions. [2024-11-07 15:45:19,060 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 173 transitions, 394 flow [2024-11-07 15:45:19,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 548 transitions. [2024-11-07 15:45:19,062 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7907647907647908 [2024-11-07 15:45:19,063 INFO L175 Difference]: Start difference. First operand has 176 places, 174 transitions, 358 flow. Second operand 3 states and 548 transitions. [2024-11-07 15:45:19,063 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 173 transitions, 394 flow [2024-11-07 15:45:19,064 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 173 transitions, 390 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:45:19,067 INFO L231 Difference]: Finished difference. Result has 175 places, 173 transitions, 356 flow [2024-11-07 15:45:19,067 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=356, PETRI_PLACES=175, PETRI_TRANSITIONS=173} [2024-11-07 15:45:19,068 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-07 15:45:19,068 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 173 transitions, 356 flow [2024-11-07 15:45:19,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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 15:45:19,069 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:19,069 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] [2024-11-07 15:45:19,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 15:45:19,069 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:19,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:19,069 INFO L85 PathProgramCache]: Analyzing trace with hash -850482794, now seen corresponding path program 1 times [2024-11-07 15:45:19,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:19,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456238954] [2024-11-07 15:45:19,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:19,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:19,157 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 15:45:19,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:19,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456238954] [2024-11-07 15:45:19,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456238954] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:19,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:19,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:19,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991593281] [2024-11-07 15:45:19,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:19,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:19,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:19,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:19,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:19,176 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 231 [2024-11-07 15:45:19,177 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 173 transitions, 356 flow. Second operand has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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 15:45:19,177 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:19,177 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 231 [2024-11-07 15:45:19,177 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:19,286 INFO L124 PetriNetUnfolderBase]: 112/452 cut-off events. [2024-11-07 15:45:19,286 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2024-11-07 15:45:19,288 INFO L83 FinitePrefix]: Finished finitePrefix Result has 648 conditions, 452 events. 112/452 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1741 event pairs, 23 based on Foata normal form. 0/407 useless extension candidates. Maximal degree in co-relation 600. Up to 110 conditions per place. [2024-11-07 15:45:19,290 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 22 selfloop transitions, 2 changer transitions 0/180 dead transitions. [2024-11-07 15:45:19,290 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 180 transitions, 422 flow [2024-11-07 15:45:19,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 565 transitions. [2024-11-07 15:45:19,295 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8152958152958153 [2024-11-07 15:45:19,295 INFO L175 Difference]: Start difference. First operand has 175 places, 173 transitions, 356 flow. Second operand 3 states and 565 transitions. [2024-11-07 15:45:19,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 180 transitions, 422 flow [2024-11-07 15:45:19,296 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 180 transitions, 418 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:45:19,299 INFO L231 Difference]: Finished difference. Result has 175 places, 173 transitions, 360 flow [2024-11-07 15:45:19,299 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=350, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=175, PETRI_TRANSITIONS=173} [2024-11-07 15:45:19,300 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-07 15:45:19,300 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 173 transitions, 360 flow [2024-11-07 15:45:19,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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 15:45:19,301 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:19,301 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] [2024-11-07 15:45:19,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 15:45:19,301 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:19,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:19,302 INFO L85 PathProgramCache]: Analyzing trace with hash -848292377, now seen corresponding path program 1 times [2024-11-07 15:45:19,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:19,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743696519] [2024-11-07 15:45:19,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:19,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:19,371 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 15:45:19,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:19,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743696519] [2024-11-07 15:45:19,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743696519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:19,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:19,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:19,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408738123] [2024-11-07 15:45:19,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:19,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:19,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:19,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:19,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:19,387 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 231 [2024-11-07 15:45:19,389 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 173 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:45:19,390 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:19,390 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 231 [2024-11-07 15:45:19,390 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:19,490 INFO L124 PetriNetUnfolderBase]: 113/466 cut-off events. [2024-11-07 15:45:19,491 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-11-07 15:45:19,492 INFO L83 FinitePrefix]: Finished finitePrefix Result has 697 conditions, 466 events. 113/466 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1871 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 329. Up to 173 conditions per place. [2024-11-07 15:45:19,494 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/172 dead transitions. [2024-11-07 15:45:19,494 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 172 transitions, 396 flow [2024-11-07 15:45:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:19,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 550 transitions. [2024-11-07 15:45:19,496 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7936507936507936 [2024-11-07 15:45:19,496 INFO L175 Difference]: Start difference. First operand has 175 places, 173 transitions, 360 flow. Second operand 3 states and 550 transitions. [2024-11-07 15:45:19,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 172 transitions, 396 flow [2024-11-07 15:45:19,497 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 172 transitions, 394 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:45:19,499 INFO L231 Difference]: Finished difference. Result has 175 places, 172 transitions, 360 flow [2024-11-07 15:45:19,499 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=356, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=175, PETRI_TRANSITIONS=172} [2024-11-07 15:45:19,500 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-07 15:45:19,500 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 172 transitions, 360 flow [2024-11-07 15:45:19,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:45:19,501 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:19,501 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:45:19,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 15:45:19,501 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:19,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:19,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1418228332, now seen corresponding path program 1 times [2024-11-07 15:45:19,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:19,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309263922] [2024-11-07 15:45:19,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:19,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:19,565 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 15:45:19,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:19,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309263922] [2024-11-07 15:45:19,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309263922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:19,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:19,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:19,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094603260] [2024-11-07 15:45:19,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:19,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:19,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:19,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:19,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:19,581 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 231 [2024-11-07 15:45:19,582 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 172 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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 15:45:19,582 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:19,582 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 231 [2024-11-07 15:45:19,582 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:19,667 INFO L124 PetriNetUnfolderBase]: 113/465 cut-off events. [2024-11-07 15:45:19,668 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-07 15:45:19,669 INFO L83 FinitePrefix]: Finished finitePrefix Result has 689 conditions, 465 events. 113/465 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1870 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 632. Up to 175 conditions per place. [2024-11-07 15:45:19,671 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 18 selfloop transitions, 2 changer transitions 0/171 dead transitions. [2024-11-07 15:45:19,671 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 171 transitions, 398 flow [2024-11-07 15:45:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:19,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 548 transitions. [2024-11-07 15:45:19,673 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7907647907647908 [2024-11-07 15:45:19,673 INFO L175 Difference]: Start difference. First operand has 175 places, 172 transitions, 360 flow. Second operand 3 states and 548 transitions. [2024-11-07 15:45:19,673 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 171 transitions, 398 flow [2024-11-07 15:45:19,675 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 171 transitions, 394 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:45:19,676 INFO L231 Difference]: Finished difference. Result has 174 places, 171 transitions, 358 flow [2024-11-07 15:45:19,677 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=354, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=358, PETRI_PLACES=174, PETRI_TRANSITIONS=171} [2024-11-07 15:45:19,677 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -37 predicate places. [2024-11-07 15:45:19,677 INFO L471 AbstractCegarLoop]: Abstraction has has 174 places, 171 transitions, 358 flow [2024-11-07 15:45:19,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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 15:45:19,678 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:19,678 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] [2024-11-07 15:45:19,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 15:45:19,678 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:19,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:19,678 INFO L85 PathProgramCache]: Analyzing trace with hash -846246990, now seen corresponding path program 1 times [2024-11-07 15:45:19,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:19,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235710889] [2024-11-07 15:45:19,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:19,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:19,733 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 15:45:19,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:19,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235710889] [2024-11-07 15:45:19,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235710889] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:19,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:19,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:19,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257883926] [2024-11-07 15:45:19,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:19,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:19,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:19,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:19,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:19,744 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 231 [2024-11-07 15:45:19,746 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 171 transitions, 358 flow. Second operand has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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 15:45:19,746 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:19,746 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 231 [2024-11-07 15:45:19,746 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:19,834 INFO L124 PetriNetUnfolderBase]: 113/464 cut-off events. [2024-11-07 15:45:19,835 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-07 15:45:19,836 INFO L83 FinitePrefix]: Finished finitePrefix Result has 684 conditions, 464 events. 113/464 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1870 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 622. Up to 171 conditions per place. [2024-11-07 15:45:19,849 INFO L140 encePairwiseOnDemand]: 229/231 looper letters, 16 selfloop transitions, 1 changer transitions 0/170 dead transitions. [2024-11-07 15:45:19,850 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 170 transitions, 390 flow [2024-11-07 15:45:19,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:19,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 557 transitions. [2024-11-07 15:45:19,852 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8037518037518038 [2024-11-07 15:45:19,852 INFO L175 Difference]: Start difference. First operand has 174 places, 171 transitions, 358 flow. Second operand 3 states and 557 transitions. [2024-11-07 15:45:19,852 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 170 transitions, 390 flow [2024-11-07 15:45:19,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 170 transitions, 386 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:45:19,856 INFO L231 Difference]: Finished difference. Result has 173 places, 170 transitions, 354 flow [2024-11-07 15:45:19,856 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=354, PETRI_PLACES=173, PETRI_TRANSITIONS=170} [2024-11-07 15:45:19,859 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -38 predicate places. [2024-11-07 15:45:19,859 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 170 transitions, 354 flow [2024-11-07 15:45:19,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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 15:45:19,860 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:19,860 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] [2024-11-07 15:45:19,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 15:45:19,861 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:19,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:19,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1474291823, now seen corresponding path program 1 times [2024-11-07 15:45:19,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:19,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447016286] [2024-11-07 15:45:19,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:19,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:19,954 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 15:45:19,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:19,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447016286] [2024-11-07 15:45:19,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447016286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:19,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:19,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:19,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392636560] [2024-11-07 15:45:19,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:19,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:19,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:19,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:19,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:19,971 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 231 [2024-11-07 15:45:19,972 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 170 transitions, 354 flow. Second operand has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:45:19,972 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:19,973 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 231 [2024-11-07 15:45:19,973 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:20,054 INFO L124 PetriNetUnfolderBase]: 113/463 cut-off events. [2024-11-07 15:45:20,055 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-07 15:45:20,056 INFO L83 FinitePrefix]: Finished finitePrefix Result has 684 conditions, 463 events. 113/463 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1865 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 622. Up to 173 conditions per place. [2024-11-07 15:45:20,058 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/169 dead transitions. [2024-11-07 15:45:20,058 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 169 transitions, 390 flow [2024-11-07 15:45:20,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:20,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:20,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 550 transitions. [2024-11-07 15:45:20,060 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7936507936507936 [2024-11-07 15:45:20,060 INFO L175 Difference]: Start difference. First operand has 173 places, 170 transitions, 354 flow. Second operand 3 states and 550 transitions. [2024-11-07 15:45:20,060 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 169 transitions, 390 flow [2024-11-07 15:45:20,061 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 169 transitions, 389 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:45:20,063 INFO L231 Difference]: Finished difference. Result has 173 places, 169 transitions, 355 flow [2024-11-07 15:45:20,063 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=351, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=167, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=355, PETRI_PLACES=173, PETRI_TRANSITIONS=169} [2024-11-07 15:45:20,064 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -38 predicate places. [2024-11-07 15:45:20,064 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 169 transitions, 355 flow [2024-11-07 15:45:20,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:45:20,065 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:20,065 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] [2024-11-07 15:45:20,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 15:45:20,065 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:20,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:20,065 INFO L85 PathProgramCache]: Analyzing trace with hash 866773884, now seen corresponding path program 1 times [2024-11-07 15:45:20,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:20,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137226236] [2024-11-07 15:45:20,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:20,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:20,745 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 15:45:20,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:20,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137226236] [2024-11-07 15:45:20,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137226236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:20,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:20,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 15:45:20,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170487619] [2024-11-07 15:45:20,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:20,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 15:45:20,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:20,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 15:45:20,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-07 15:45:20,819 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 231 [2024-11-07 15:45:20,822 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 169 transitions, 355 flow. Second operand has 6 states, 6 states have (on average 171.5) internal successors, (1029), 6 states have internal predecessors, (1029), 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 15:45:20,822 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:20,822 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 231 [2024-11-07 15:45:20,822 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:20,911 INFO L124 PetriNetUnfolderBase]: 113/462 cut-off events. [2024-11-07 15:45:20,911 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-07 15:45:20,912 INFO L83 FinitePrefix]: Finished finitePrefix Result has 693 conditions, 462 events. 113/462 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1863 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 632. Up to 178 conditions per place. [2024-11-07 15:45:20,914 INFO L140 encePairwiseOnDemand]: 225/231 looper letters, 22 selfloop transitions, 5 changer transitions 0/168 dead transitions. [2024-11-07 15:45:20,914 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 168 transitions, 407 flow [2024-11-07 15:45:20,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 15:45:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-07 15:45:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1047 transitions. [2024-11-07 15:45:20,917 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7554112554112554 [2024-11-07 15:45:20,917 INFO L175 Difference]: Start difference. First operand has 173 places, 169 transitions, 355 flow. Second operand 6 states and 1047 transitions. [2024-11-07 15:45:20,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 168 transitions, 407 flow [2024-11-07 15:45:20,918 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 168 transitions, 403 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:45:20,920 INFO L231 Difference]: Finished difference. Result has 175 places, 168 transitions, 359 flow [2024-11-07 15:45:20,921 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=349, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=359, PETRI_PLACES=175, PETRI_TRANSITIONS=168} [2024-11-07 15:45:20,921 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-07 15:45:20,921 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 168 transitions, 359 flow [2024-11-07 15:45:20,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 171.5) internal successors, (1029), 6 states have internal predecessors, (1029), 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 15:45:20,922 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:20,922 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] [2024-11-07 15:45:20,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 15:45:20,923 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:20,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:20,923 INFO L85 PathProgramCache]: Analyzing trace with hash 492222259, now seen corresponding path program 1 times [2024-11-07 15:45:20,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:20,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084808036] [2024-11-07 15:45:20,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:20,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:20,979 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 15:45:20,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:20,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084808036] [2024-11-07 15:45:20,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084808036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:20,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:20,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:20,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803224202] [2024-11-07 15:45:20,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:20,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:20,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:20,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:20,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:20,993 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 231 [2024-11-07 15:45:20,994 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 168 transitions, 359 flow. Second operand has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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 15:45:20,995 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:20,995 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 231 [2024-11-07 15:45:20,995 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:21,099 INFO L124 PetriNetUnfolderBase]: 145/556 cut-off events. [2024-11-07 15:45:21,099 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-07 15:45:21,101 INFO L83 FinitePrefix]: Finished finitePrefix Result has 863 conditions, 556 events. 145/556 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 2613 event pairs, 115 based on Foata normal form. 0/503 useless extension candidates. Maximal degree in co-relation 844. Up to 230 conditions per place. [2024-11-07 15:45:21,103 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 18 selfloop transitions, 1 changer transitions 0/166 dead transitions. [2024-11-07 15:45:21,103 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 166 transitions, 393 flow [2024-11-07 15:45:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 551 transitions. [2024-11-07 15:45:21,105 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7950937950937951 [2024-11-07 15:45:21,105 INFO L175 Difference]: Start difference. First operand has 175 places, 168 transitions, 359 flow. Second operand 3 states and 551 transitions. [2024-11-07 15:45:21,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 166 transitions, 393 flow [2024-11-07 15:45:21,107 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 166 transitions, 383 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-07 15:45:21,108 INFO L231 Difference]: Finished difference. Result has 170 places, 166 transitions, 347 flow [2024-11-07 15:45:21,109 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=345, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=347, PETRI_PLACES=170, PETRI_TRANSITIONS=166} [2024-11-07 15:45:21,110 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -41 predicate places. [2024-11-07 15:45:21,110 INFO L471 AbstractCegarLoop]: Abstraction has has 170 places, 166 transitions, 347 flow [2024-11-07 15:45:21,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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 15:45:21,111 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:45:21,111 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] [2024-11-07 15:45:21,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 15:45:21,111 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-07 15:45:21,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:45:21,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1087840400, now seen corresponding path program 1 times [2024-11-07 15:45:21,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:45:21,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498253106] [2024-11-07 15:45:21,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:45:21,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:45:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:45:21,186 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 15:45:21,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:45:21,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498253106] [2024-11-07 15:45:21,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498253106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:45:21,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:45:21,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:45:21,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172941914] [2024-11-07 15:45:21,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:45:21,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:45:21,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:45:21,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:45:21,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:45:21,195 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 231 [2024-11-07 15:45:21,196 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 166 transitions, 347 flow. Second operand has 3 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 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 15:45:21,197 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:45:21,197 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 231 [2024-11-07 15:45:21,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:45:21,293 INFO L124 PetriNetUnfolderBase]: 147/533 cut-off events. [2024-11-07 15:45:21,294 INFO L125 PetriNetUnfolderBase]: For 72/73 co-relation queries the response was YES. [2024-11-07 15:45:21,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 822 conditions, 533 events. 147/533 cut-off events. For 72/73 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 2340 event pairs, 32 based on Foata normal form. 2/492 useless extension candidates. Maximal degree in co-relation 760. Up to 169 conditions per place. [2024-11-07 15:45:21,297 INFO L140 encePairwiseOnDemand]: 225/231 looper letters, 0 selfloop transitions, 0 changer transitions 179/179 dead transitions. [2024-11-07 15:45:21,297 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 179 transitions, 442 flow [2024-11-07 15:45:21,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:45:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:45:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 569 transitions. [2024-11-07 15:45:21,299 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8210678210678211 [2024-11-07 15:45:21,299 INFO L175 Difference]: Start difference. First operand has 170 places, 166 transitions, 347 flow. Second operand 3 states and 569 transitions. [2024-11-07 15:45:21,299 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 179 transitions, 442 flow [2024-11-07 15:45:21,301 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 179 transitions, 441 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:45:21,305 INFO L231 Difference]: Finished difference. Result has 170 places, 0 transitions, 0 flow [2024-11-07 15:45:21,306 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=344, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=170, PETRI_TRANSITIONS=0} [2024-11-07 15:45:21,306 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -41 predicate places. [2024-11-07 15:45:21,306 INFO L471 AbstractCegarLoop]: Abstraction has has 170 places, 0 transitions, 0 flow [2024-11-07 15:45:21,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 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 15:45:21,309 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (67 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (66 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (65 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (64 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (63 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (62 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (61 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (60 of 68 remaining) [2024-11-07 15:45:21,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (59 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (58 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (57 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (56 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (55 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (54 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (53 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (52 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (51 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (50 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (49 of 68 remaining) [2024-11-07 15:45:21,312 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (48 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (47 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (46 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (45 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (44 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (43 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (42 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (41 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (36 of 68 remaining) [2024-11-07 15:45:21,313 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (35 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (34 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (33 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (32 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (26 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (25 of 68 remaining) [2024-11-07 15:45:21,314 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (24 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (23 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (22 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (21 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (20 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (19 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (18 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (17 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (16 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (15 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (14 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (13 of 68 remaining) [2024-11-07 15:45:21,315 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (12 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (11 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (10 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (9 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (8 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (7 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (6 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (5 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (4 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (3 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (2 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (1 of 68 remaining) [2024-11-07 15:45:21,316 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (0 of 68 remaining) [2024-11-07 15:45:21,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 15:45:21,317 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:45:21,322 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-07 15:45:21,322 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 15:45:21,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 03:45:21 BasicIcfg [2024-11-07 15:45:21,330 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 15:45:21,331 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 15:45:21,331 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 15:45:21,331 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 15:45:21,332 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:45:17" (3/4) ... [2024-11-07 15:45:21,333 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 15:45:21,336 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-07 15:45:21,336 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-07 15:45:21,336 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-07 15:45:21,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-07 15:45:21,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-07 15:45:21,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-07 15:45:21,342 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 15:45:21,424 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 15:45:21,424 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 15:45:21,425 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 15:45:21,426 INFO L158 Benchmark]: Toolchain (without parser) took 4957.98ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 91.3MB in the beginning and 76.2MB in the end (delta: 15.0MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. [2024-11-07 15:45:21,427 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:45:21,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.46ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 78.6MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:45:21,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.01ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.4MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:45:21,428 INFO L158 Benchmark]: Boogie Preprocessor took 52.22ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 74.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:45:21,428 INFO L158 Benchmark]: RCFGBuilder took 962.58ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 57.7MB in the end (delta: 17.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-07 15:45:21,429 INFO L158 Benchmark]: TraceAbstraction took 3488.26ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 57.0MB in the beginning and 81.6MB in the end (delta: -24.6MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2024-11-07 15:45:21,429 INFO L158 Benchmark]: Witness Printer took 93.52ms. Allocated memory is still 218.1MB. Free memory was 81.6MB in the beginning and 76.2MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:45:21,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.46ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 78.6MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.01ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.4MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.22ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 74.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 962.58ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 57.7MB in the end (delta: 17.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3488.26ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 57.0MB in the beginning and 81.6MB in the end (delta: -24.6MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * Witness Printer took 93.52ms. Allocated memory is still 218.1MB. Free memory was 81.6MB in the beginning and 76.2MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: 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: 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: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: 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: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: 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: 115]: 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, 282 locations, 68 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.3s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 181 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 422 IncrementalHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 13 mSDtfsCounter, 422 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=440occurred in iteration=0, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 696 NumberOfCodeBlocks, 696 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 685 ConstructedInterpolants, 0 QuantifiedInterpolants, 820 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 38 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-07 15:45:21,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE