./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX --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 69f7b2e4777088b02df05d348ae0a210dcd9618a97428b10acd3ef63d9199610 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:20:50,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:20:50,444 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-08 16:20:50,448 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:20:50,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:20:50,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:20:50,471 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:20:50,471 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:20:50,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:20:50,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:20:50,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:20:50,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:20:50,474 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:20:50,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:20:50,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:20:50,475 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:20:50,475 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:20:50,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:20:50,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:20:50,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:20:50,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:20:50,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:20:50,478 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 16:20:50,478 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:20:50,481 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:20:50,482 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:20:50,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:20:50,482 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:20:50,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:20:50,483 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:20:50,483 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:20:50,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:20:50,484 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:20:50,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:20:50,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:20:50,485 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:20:50,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:20:50,485 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:20:50,485 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:20:50,490 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:20:50,490 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:20:50,491 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69f7b2e4777088b02df05d348ae0a210dcd9618a97428b10acd3ef63d9199610 [2024-11-08 16:20:50,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:20:50,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:20:50,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:20:50,790 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:20:50,791 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:20:50,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c Unable to find full path for "g++" [2024-11-08 16:20:52,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:20:53,053 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:20:53,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/sv-benchmarks/c/weaver/popl20-more-inc-subseq.wvr.c [2024-11-08 16:20:53,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/data/b3b47982e/621ee084fa6e4b38a05f2432e62b5688/FLAGb1d89654e [2024-11-08 16:20:53,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/data/b3b47982e/621ee084fa6e4b38a05f2432e62b5688 [2024-11-08 16:20:53,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:20:53,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:20:53,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:20:53,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:20:53,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:20:53,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53617089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53, skipping insertion in model container [2024-11-08 16:20:53,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,437 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:20:53,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:20:53,683 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:20:53,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:20:53,747 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:20:53,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53 WrapperNode [2024-11-08 16:20:53,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:20:53,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:20:53,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:20:53,750 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:20:53,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,837 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 12, calls inlined = 14, statements flattened = 403 [2024-11-08 16:20:53,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:20:53,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:20:53,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:20:53,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:20:53,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:20:53,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:20:53,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:20:53,887 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:20:53,888 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (1/1) ... [2024-11-08 16:20:53,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:20:53,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:20:53,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:20:53,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:20:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:20:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 16:20:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 16:20:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 16:20:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 16:20:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 16:20:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 16:20:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 16:20:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 16:20:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 16:20:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:20:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:20:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 16:20:53,988 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 16:20:54,165 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:20:54,167 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:20:55,034 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 16:20:55,034 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:20:55,444 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:20:55,445 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:20:55,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:20:55 BoogieIcfgContainer [2024-11-08 16:20:55,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:20:55,450 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:20:55,451 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:20:55,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:20:55,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:20:53" (1/3) ... [2024-11-08 16:20:55,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc96a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:20:55, skipping insertion in model container [2024-11-08 16:20:55,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:20:53" (2/3) ... [2024-11-08 16:20:55,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc96a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:20:55, skipping insertion in model container [2024-11-08 16:20:55,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:20:55" (3/3) ... [2024-11-08 16:20:55,463 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-inc-subseq.wvr.c [2024-11-08 16:20:55,484 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:20:55,484 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 67 error locations. [2024-11-08 16:20:55,485 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 16:20:55,656 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-08 16:20:55,717 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 367 places, 376 transitions, 766 flow [2024-11-08 16:20:55,911 INFO L124 PetriNetUnfolderBase]: 16/374 cut-off events. [2024-11-08 16:20:55,911 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-08 16:20:55,920 INFO L83 FinitePrefix]: Finished finitePrefix Result has 383 conditions, 374 events. 16/374 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 616 event pairs, 0 based on Foata normal form. 0/291 useless extension candidates. Maximal degree in co-relation 294. Up to 2 conditions per place. [2024-11-08 16:20:55,921 INFO L82 GeneralOperation]: Start removeDead. Operand has 367 places, 376 transitions, 766 flow [2024-11-08 16:20:55,933 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 349 places, 357 transitions, 726 flow [2024-11-08 16:20:55,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:20:55,956 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;@3f5581c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:20:55,958 INFO L334 AbstractCegarLoop]: Starting to check reachability of 117 error locations. [2024-11-08 16:20:55,970 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-08 16:20:55,970 INFO L124 PetriNetUnfolderBase]: 0/24 cut-off events. [2024-11-08 16:20:55,970 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-08 16:20:55,970 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:55,971 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] [2024-11-08 16:20:55,972 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:55,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:55,977 INFO L85 PathProgramCache]: Analyzing trace with hash -497115814, now seen corresponding path program 1 times [2024-11-08 16:20:55,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:55,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933550405] [2024-11-08 16:20:55,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:56,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:56,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:56,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933550405] [2024-11-08 16:20:56,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933550405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:56,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:56,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:56,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316748971] [2024-11-08 16:20:56,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:56,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:56,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:56,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:56,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:56,336 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 376 [2024-11-08 16:20:56,343 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 349 places, 357 transitions, 726 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:20:56,344 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:56,344 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 376 [2024-11-08 16:20:56,345 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:56,563 INFO L124 PetriNetUnfolderBase]: 46/495 cut-off events. [2024-11-08 16:20:56,564 INFO L125 PetriNetUnfolderBase]: For 36/37 co-relation queries the response was YES. [2024-11-08 16:20:56,568 INFO L83 FinitePrefix]: Finished finitePrefix Result has 578 conditions, 495 events. 46/495 cut-off events. For 36/37 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1421 event pairs, 13 based on Foata normal form. 16/407 useless extension candidates. Maximal degree in co-relation 282. Up to 61 conditions per place. [2024-11-08 16:20:56,573 INFO L140 encePairwiseOnDemand]: 335/376 looper letters, 15 selfloop transitions, 2 changer transitions 5/318 dead transitions. [2024-11-08 16:20:56,575 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 318 transitions, 682 flow [2024-11-08 16:20:56,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:56,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1007 transitions. [2024-11-08 16:20:56,597 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8927304964539007 [2024-11-08 16:20:56,602 INFO L175 Difference]: Start difference. First operand has 349 places, 357 transitions, 726 flow. Second operand 3 states and 1007 transitions. [2024-11-08 16:20:56,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 318 transitions, 682 flow [2024-11-08 16:20:56,608 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 318 transitions, 674 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-08 16:20:56,616 INFO L231 Difference]: Finished difference. Result has 314 places, 313 transitions, 634 flow [2024-11-08 16:20:56,619 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=316, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=634, PETRI_PLACES=314, PETRI_TRANSITIONS=313} [2024-11-08 16:20:56,623 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -35 predicate places. [2024-11-08 16:20:56,623 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 313 transitions, 634 flow [2024-11-08 16:20:56,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:20:56,624 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:56,624 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] [2024-11-08 16:20:56,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:20:56,627 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:56,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:56,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1602072165, now seen corresponding path program 1 times [2024-11-08 16:20:56,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:56,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827263020] [2024-11-08 16:20:56,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:56,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:56,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:56,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827263020] [2024-11-08 16:20:56,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827263020] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:56,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:56,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:56,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430765733] [2024-11-08 16:20:56,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:56,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:56,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:56,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:56,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:56,770 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 376 [2024-11-08 16:20:56,772 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 313 transitions, 634 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:20:56,772 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:56,772 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 376 [2024-11-08 16:20:56,772 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:56,932 INFO L124 PetriNetUnfolderBase]: 29/487 cut-off events. [2024-11-08 16:20:56,933 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-08 16:20:56,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 541 conditions, 487 events. 29/487 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1283 event pairs, 10 based on Foata normal form. 0/407 useless extension candidates. Maximal degree in co-relation 509. Up to 44 conditions per place. [2024-11-08 16:20:56,937 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 15 selfloop transitions, 2 changer transitions 0/312 dead transitions. [2024-11-08 16:20:56,937 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 312 transitions, 666 flow [2024-11-08 16:20:56,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 969 transitions. [2024-11-08 16:20:56,941 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8590425531914894 [2024-11-08 16:20:56,941 INFO L175 Difference]: Start difference. First operand has 314 places, 313 transitions, 634 flow. Second operand 3 states and 969 transitions. [2024-11-08 16:20:56,941 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 312 transitions, 666 flow [2024-11-08 16:20:56,945 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 312 transitions, 662 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:20:56,950 INFO L231 Difference]: Finished difference. Result has 308 places, 312 transitions, 632 flow [2024-11-08 16:20:56,950 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=308, PETRI_TRANSITIONS=312} [2024-11-08 16:20:56,951 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -41 predicate places. [2024-11-08 16:20:56,951 INFO L471 AbstractCegarLoop]: Abstraction has has 308 places, 312 transitions, 632 flow [2024-11-08 16:20:56,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:20:56,952 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:56,953 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] [2024-11-08 16:20:56,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:20:56,953 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:56,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:56,954 INFO L85 PathProgramCache]: Analyzing trace with hash 420142417, now seen corresponding path program 1 times [2024-11-08 16:20:56,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:56,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575096844] [2024-11-08 16:20:56,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:56,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:57,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:57,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575096844] [2024-11-08 16:20:57,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575096844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:57,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:57,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:57,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098227741] [2024-11-08 16:20:57,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:57,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:57,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:57,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:57,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:57,020 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 319 out of 376 [2024-11-08 16:20:57,022 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 312 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 320.3333333333333) internal successors, (961), 3 states have internal predecessors, (961), 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) [2024-11-08 16:20:57,022 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:57,022 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 319 of 376 [2024-11-08 16:20:57,022 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:57,151 INFO L124 PetriNetUnfolderBase]: 34/476 cut-off events. [2024-11-08 16:20:57,151 INFO L125 PetriNetUnfolderBase]: For 7/8 co-relation queries the response was YES. [2024-11-08 16:20:57,153 INFO L83 FinitePrefix]: Finished finitePrefix Result has 526 conditions, 476 events. 34/476 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1222 event pairs, 7 based on Foata normal form. 0/388 useless extension candidates. Maximal degree in co-relation 486. Up to 41 conditions per place. [2024-11-08 16:20:57,155 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 13 selfloop transitions, 2 changer transitions 0/311 dead transitions. [2024-11-08 16:20:57,155 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 311 transitions, 660 flow [2024-11-08 16:20:57,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:57,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 973 transitions. [2024-11-08 16:20:57,158 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8625886524822695 [2024-11-08 16:20:57,159 INFO L175 Difference]: Start difference. First operand has 308 places, 312 transitions, 632 flow. Second operand 3 states and 973 transitions. [2024-11-08 16:20:57,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 311 transitions, 660 flow [2024-11-08 16:20:57,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 311 transitions, 656 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:20:57,165 INFO L231 Difference]: Finished difference. Result has 307 places, 311 transitions, 630 flow [2024-11-08 16:20:57,165 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=630, PETRI_PLACES=307, PETRI_TRANSITIONS=311} [2024-11-08 16:20:57,167 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -42 predicate places. [2024-11-08 16:20:57,167 INFO L471 AbstractCegarLoop]: Abstraction has has 307 places, 311 transitions, 630 flow [2024-11-08 16:20:57,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 320.3333333333333) internal successors, (961), 3 states have internal predecessors, (961), 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) [2024-11-08 16:20:57,168 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:57,168 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] [2024-11-08 16:20:57,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:20:57,169 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:57,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:57,169 INFO L85 PathProgramCache]: Analyzing trace with hash 218496295, now seen corresponding path program 1 times [2024-11-08 16:20:57,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:57,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959863650] [2024-11-08 16:20:57,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:57,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:57,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:57,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:57,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959863650] [2024-11-08 16:20:57,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959863650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:57,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:57,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:57,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015013673] [2024-11-08 16:20:57,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:57,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:57,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:57,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:57,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:57,279 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 319 out of 376 [2024-11-08 16:20:57,281 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 311 transitions, 630 flow. Second operand has 3 states, 3 states have (on average 320.3333333333333) internal successors, (961), 3 states have internal predecessors, (961), 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) [2024-11-08 16:20:57,281 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:57,281 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 319 of 376 [2024-11-08 16:20:57,281 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:57,415 INFO L124 PetriNetUnfolderBase]: 34/475 cut-off events. [2024-11-08 16:20:57,415 INFO L125 PetriNetUnfolderBase]: For 7/8 co-relation queries the response was YES. [2024-11-08 16:20:57,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 475 events. 34/475 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1219 event pairs, 7 based on Foata normal form. 0/388 useless extension candidates. Maximal degree in co-relation 477. Up to 41 conditions per place. [2024-11-08 16:20:57,419 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 13 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2024-11-08 16:20:57,419 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 310 transitions, 658 flow [2024-11-08 16:20:57,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 973 transitions. [2024-11-08 16:20:57,423 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8625886524822695 [2024-11-08 16:20:57,423 INFO L175 Difference]: Start difference. First operand has 307 places, 311 transitions, 630 flow. Second operand 3 states and 973 transitions. [2024-11-08 16:20:57,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 310 transitions, 658 flow [2024-11-08 16:20:57,425 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 310 transitions, 654 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:20:57,429 INFO L231 Difference]: Finished difference. Result has 306 places, 310 transitions, 628 flow [2024-11-08 16:20:57,430 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=628, PETRI_PLACES=306, PETRI_TRANSITIONS=310} [2024-11-08 16:20:57,432 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -43 predicate places. [2024-11-08 16:20:57,432 INFO L471 AbstractCegarLoop]: Abstraction has has 306 places, 310 transitions, 628 flow [2024-11-08 16:20:57,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 320.3333333333333) internal successors, (961), 3 states have internal predecessors, (961), 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) [2024-11-08 16:20:57,433 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:57,433 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] [2024-11-08 16:20:57,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 16:20:57,434 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:57,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:57,435 INFO L85 PathProgramCache]: Analyzing trace with hash -201483739, now seen corresponding path program 1 times [2024-11-08 16:20:57,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:57,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417776402] [2024-11-08 16:20:57,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:57,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:57,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:57,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:57,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417776402] [2024-11-08 16:20:57,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417776402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:57,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:57,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:57,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556443230] [2024-11-08 16:20:57,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:57,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:57,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:57,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:57,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:57,530 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 376 [2024-11-08 16:20:57,532 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 310 transitions, 628 flow. Second operand has 3 states, 3 states have (on average 324.0) internal successors, (972), 3 states have internal predecessors, (972), 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) [2024-11-08 16:20:57,532 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:57,533 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 376 [2024-11-08 16:20:57,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:57,680 INFO L124 PetriNetUnfolderBase]: 42/541 cut-off events. [2024-11-08 16:20:57,680 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-11-08 16:20:57,682 INFO L83 FinitePrefix]: Finished finitePrefix Result has 599 conditions, 541 events. 42/541 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1502 event pairs, 6 based on Foata normal form. 0/446 useless extension candidates. Maximal degree in co-relation 543. Up to 27 conditions per place. [2024-11-08 16:20:57,684 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 15 selfloop transitions, 2 changer transitions 0/314 dead transitions. [2024-11-08 16:20:57,684 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 314 transitions, 672 flow [2024-11-08 16:20:57,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:57,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:57,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 987 transitions. [2024-11-08 16:20:57,687 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.875 [2024-11-08 16:20:57,687 INFO L175 Difference]: Start difference. First operand has 306 places, 310 transitions, 628 flow. Second operand 3 states and 987 transitions. [2024-11-08 16:20:57,687 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 314 transitions, 672 flow [2024-11-08 16:20:57,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 314 transitions, 668 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:20:57,710 INFO L231 Difference]: Finished difference. Result has 306 places, 310 transitions, 632 flow [2024-11-08 16:20:57,711 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=622, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=306, PETRI_TRANSITIONS=310} [2024-11-08 16:20:57,712 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -43 predicate places. [2024-11-08 16:20:57,712 INFO L471 AbstractCegarLoop]: Abstraction has has 306 places, 310 transitions, 632 flow [2024-11-08 16:20:57,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 324.0) internal successors, (972), 3 states have internal predecessors, (972), 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) [2024-11-08 16:20:57,713 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:57,713 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] [2024-11-08 16:20:57,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 16:20:57,713 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:57,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:57,716 INFO L85 PathProgramCache]: Analyzing trace with hash 736357761, now seen corresponding path program 1 times [2024-11-08 16:20:57,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:57,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743901415] [2024-11-08 16:20:57,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:57,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:57,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:57,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:57,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743901415] [2024-11-08 16:20:57,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743901415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:57,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:57,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:57,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542810605] [2024-11-08 16:20:57,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:57,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:57,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:57,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:57,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:57,777 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 376 [2024-11-08 16:20:57,778 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 310 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 321.3333333333333) internal successors, (964), 3 states have internal predecessors, (964), 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) [2024-11-08 16:20:57,778 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:57,778 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 376 [2024-11-08 16:20:57,778 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:57,892 INFO L124 PetriNetUnfolderBase]: 44/510 cut-off events. [2024-11-08 16:20:57,892 INFO L125 PetriNetUnfolderBase]: For 19/20 co-relation queries the response was YES. [2024-11-08 16:20:57,894 INFO L83 FinitePrefix]: Finished finitePrefix Result has 582 conditions, 510 events. 44/510 cut-off events. For 19/20 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1510 event pairs, 10 based on Foata normal form. 0/417 useless extension candidates. Maximal degree in co-relation 321. Up to 51 conditions per place. [2024-11-08 16:20:57,896 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 13 selfloop transitions, 2 changer transitions 0/309 dead transitions. [2024-11-08 16:20:57,896 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 309 transitions, 660 flow [2024-11-08 16:20:57,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:57,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:57,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2024-11-08 16:20:57,899 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8643617021276596 [2024-11-08 16:20:57,900 INFO L175 Difference]: Start difference. First operand has 306 places, 310 transitions, 632 flow. Second operand 3 states and 975 transitions. [2024-11-08 16:20:57,900 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 309 transitions, 660 flow [2024-11-08 16:20:57,902 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 309 transitions, 658 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:20:57,906 INFO L231 Difference]: Finished difference. Result has 306 places, 309 transitions, 632 flow [2024-11-08 16:20:57,906 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=306, PETRI_TRANSITIONS=309} [2024-11-08 16:20:57,907 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -43 predicate places. [2024-11-08 16:20:57,907 INFO L471 AbstractCegarLoop]: Abstraction has has 306 places, 309 transitions, 632 flow [2024-11-08 16:20:57,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.3333333333333) internal successors, (964), 3 states have internal predecessors, (964), 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) [2024-11-08 16:20:57,908 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:57,908 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] [2024-11-08 16:20:57,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 16:20:57,909 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:57,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:57,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1857776987, now seen corresponding path program 1 times [2024-11-08 16:20:57,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:57,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229495614] [2024-11-08 16:20:57,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:57,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:57,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:57,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229495614] [2024-11-08 16:20:57,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229495614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:57,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:57,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:57,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362622264] [2024-11-08 16:20:57,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:57,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:57,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:57,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:57,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:57,960 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 376 [2024-11-08 16:20:57,962 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 309 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 324.0) internal successors, (972), 3 states have internal predecessors, (972), 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) [2024-11-08 16:20:57,962 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:57,962 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 376 [2024-11-08 16:20:57,962 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:58,065 INFO L124 PetriNetUnfolderBase]: 44/509 cut-off events. [2024-11-08 16:20:58,065 INFO L125 PetriNetUnfolderBase]: For 18/19 co-relation queries the response was YES. [2024-11-08 16:20:58,067 INFO L83 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 509 events. 44/509 cut-off events. For 18/19 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1510 event pairs, 10 based on Foata normal form. 0/417 useless extension candidates. Maximal degree in co-relation 512. Up to 49 conditions per place. [2024-11-08 16:20:58,069 INFO L140 encePairwiseOnDemand]: 374/376 looper letters, 12 selfloop transitions, 1 changer transitions 0/308 dead transitions. [2024-11-08 16:20:58,070 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 308 transitions, 656 flow [2024-11-08 16:20:58,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:58,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 982 transitions. [2024-11-08 16:20:58,072 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8705673758865248 [2024-11-08 16:20:58,072 INFO L175 Difference]: Start difference. First operand has 306 places, 309 transitions, 632 flow. Second operand 3 states and 982 transitions. [2024-11-08 16:20:58,073 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 308 transitions, 656 flow [2024-11-08 16:20:58,075 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 308 transitions, 652 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:20:58,079 INFO L231 Difference]: Finished difference. Result has 305 places, 308 transitions, 628 flow [2024-11-08 16:20:58,079 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=628, PETRI_PLACES=305, PETRI_TRANSITIONS=308} [2024-11-08 16:20:58,080 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -44 predicate places. [2024-11-08 16:20:58,080 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 308 transitions, 628 flow [2024-11-08 16:20:58,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 324.0) internal successors, (972), 3 states have internal predecessors, (972), 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) [2024-11-08 16:20:58,081 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:58,081 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] [2024-11-08 16:20:58,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 16:20:58,082 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:58,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:58,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1323953560, now seen corresponding path program 1 times [2024-11-08 16:20:58,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:58,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115939810] [2024-11-08 16:20:58,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:58,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:58,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:58,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115939810] [2024-11-08 16:20:58,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115939810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:58,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:58,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:58,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099440412] [2024-11-08 16:20:58,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:58,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:58,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:58,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:58,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:58,181 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 376 [2024-11-08 16:20:58,183 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 308 transitions, 628 flow. Second operand has 3 states, 3 states have (on average 321.3333333333333) internal successors, (964), 3 states have internal predecessors, (964), 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) [2024-11-08 16:20:58,183 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:58,183 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 376 [2024-11-08 16:20:58,183 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:58,346 INFO L124 PetriNetUnfolderBase]: 44/508 cut-off events. [2024-11-08 16:20:58,346 INFO L125 PetriNetUnfolderBase]: For 18/19 co-relation queries the response was YES. [2024-11-08 16:20:58,348 INFO L83 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 508 events. 44/508 cut-off events. For 18/19 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1505 event pairs, 10 based on Foata normal form. 0/417 useless extension candidates. Maximal degree in co-relation 512. Up to 51 conditions per place. [2024-11-08 16:20:58,351 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 13 selfloop transitions, 2 changer transitions 0/307 dead transitions. [2024-11-08 16:20:58,351 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 307 transitions, 656 flow [2024-11-08 16:20:58,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:58,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2024-11-08 16:20:58,355 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8643617021276596 [2024-11-08 16:20:58,355 INFO L175 Difference]: Start difference. First operand has 305 places, 308 transitions, 628 flow. Second operand 3 states and 975 transitions. [2024-11-08 16:20:58,355 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 307 transitions, 656 flow [2024-11-08 16:20:58,358 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 307 transitions, 655 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:20:58,362 INFO L231 Difference]: Finished difference. Result has 305 places, 307 transitions, 629 flow [2024-11-08 16:20:58,363 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=625, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=305, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=629, PETRI_PLACES=305, PETRI_TRANSITIONS=307} [2024-11-08 16:20:58,366 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -44 predicate places. [2024-11-08 16:20:58,367 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 307 transitions, 629 flow [2024-11-08 16:20:58,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.3333333333333) internal successors, (964), 3 states have internal predecessors, (964), 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) [2024-11-08 16:20:58,368 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:58,368 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] [2024-11-08 16:20:58,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 16:20:58,370 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:58,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:58,372 INFO L85 PathProgramCache]: Analyzing trace with hash -956929895, now seen corresponding path program 1 times [2024-11-08 16:20:58,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:58,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019694249] [2024-11-08 16:20:58,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:58,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:59,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:59,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019694249] [2024-11-08 16:20:59,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019694249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:59,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:59,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:20:59,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754270819] [2024-11-08 16:20:59,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:59,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:20:59,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:59,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:20:59,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:20:59,355 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 376 [2024-11-08 16:20:59,357 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 307 transitions, 629 flow. Second operand has 6 states, 6 states have (on average 288.5) internal successors, (1731), 6 states have internal predecessors, (1731), 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) [2024-11-08 16:20:59,358 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:59,358 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 376 [2024-11-08 16:20:59,358 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:59,537 INFO L124 PetriNetUnfolderBase]: 81/671 cut-off events. [2024-11-08 16:20:59,537 INFO L125 PetriNetUnfolderBase]: For 34/35 co-relation queries the response was YES. [2024-11-08 16:20:59,539 INFO L83 FinitePrefix]: Finished finitePrefix Result has 867 conditions, 671 events. 81/671 cut-off events. For 34/35 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 2741 event pairs, 42 based on Foata normal form. 0/553 useless extension candidates. Maximal degree in co-relation 803. Up to 144 conditions per place. [2024-11-08 16:20:59,542 INFO L140 encePairwiseOnDemand]: 364/376 looper letters, 38 selfloop transitions, 10 changer transitions 0/305 dead transitions. [2024-11-08 16:20:59,542 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 305 transitions, 721 flow [2024-11-08 16:20:59,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:20:59,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-08 16:20:59,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1771 transitions. [2024-11-08 16:20:59,546 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7850177304964538 [2024-11-08 16:20:59,546 INFO L175 Difference]: Start difference. First operand has 305 places, 307 transitions, 629 flow. Second operand 6 states and 1771 transitions. [2024-11-08 16:20:59,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 305 transitions, 721 flow [2024-11-08 16:20:59,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 305 transitions, 717 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:20:59,552 INFO L231 Difference]: Finished difference. Result has 306 places, 305 transitions, 641 flow [2024-11-08 16:20:59,553 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=621, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=641, PETRI_PLACES=306, PETRI_TRANSITIONS=305} [2024-11-08 16:20:59,554 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -43 predicate places. [2024-11-08 16:20:59,554 INFO L471 AbstractCegarLoop]: Abstraction has has 306 places, 305 transitions, 641 flow [2024-11-08 16:20:59,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 288.5) internal successors, (1731), 6 states have internal predecessors, (1731), 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) [2024-11-08 16:20:59,556 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:59,556 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:20:59,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 16:20:59,556 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:59,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:59,557 INFO L85 PathProgramCache]: Analyzing trace with hash -933080366, now seen corresponding path program 1 times [2024-11-08 16:20:59,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:59,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502097154] [2024-11-08 16:20:59,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:59,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:59,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:59,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502097154] [2024-11-08 16:20:59,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502097154] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:59,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:59,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:59,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534423994] [2024-11-08 16:20:59,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:59,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:59,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:59,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:59,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:59,635 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 376 [2024-11-08 16:20:59,637 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 305 transitions, 641 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-11-08 16:20:59,637 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:59,637 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 376 [2024-11-08 16:20:59,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:59,757 INFO L124 PetriNetUnfolderBase]: 41/545 cut-off events. [2024-11-08 16:20:59,757 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2024-11-08 16:20:59,759 INFO L83 FinitePrefix]: Finished finitePrefix Result has 642 conditions, 545 events. 41/545 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1682 event pairs, 18 based on Foata normal form. 0/465 useless extension candidates. Maximal degree in co-relation 608. Up to 63 conditions per place. [2024-11-08 16:20:59,761 INFO L140 encePairwiseOnDemand]: 372/376 looper letters, 16 selfloop transitions, 1 changer transitions 0/302 dead transitions. [2024-11-08 16:20:59,761 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 302 transitions, 669 flow [2024-11-08 16:20:59,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:59,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-11-08 16:20:59,764 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8599290780141844 [2024-11-08 16:20:59,764 INFO L175 Difference]: Start difference. First operand has 306 places, 305 transitions, 641 flow. Second operand 3 states and 970 transitions. [2024-11-08 16:20:59,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 302 transitions, 669 flow [2024-11-08 16:20:59,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 300 places, 302 transitions, 649 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-08 16:20:59,770 INFO L231 Difference]: Finished difference. Result has 300 places, 302 transitions, 617 flow [2024-11-08 16:20:59,771 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=615, PETRI_DIFFERENCE_MINUEND_PLACES=298, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=302, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=301, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=617, PETRI_PLACES=300, PETRI_TRANSITIONS=302} [2024-11-08 16:20:59,772 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -49 predicate places. [2024-11-08 16:20:59,772 INFO L471 AbstractCegarLoop]: Abstraction has has 300 places, 302 transitions, 617 flow [2024-11-08 16:20:59,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-11-08 16:20:59,773 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:20:59,773 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] [2024-11-08 16:20:59,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 16:20:59,774 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:20:59,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:20:59,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1503425340, now seen corresponding path program 1 times [2024-11-08 16:20:59,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:20:59,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144023901] [2024-11-08 16:20:59,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:20:59,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:20:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:20:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:20:59,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:20:59,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144023901] [2024-11-08 16:20:59,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144023901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:20:59,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:20:59,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:20:59,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359110371] [2024-11-08 16:20:59,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:20:59,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:20:59,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:20:59,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:20:59,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:20:59,860 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 376 [2024-11-08 16:20:59,861 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 302 transitions, 617 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:20:59,861 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:20:59,861 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 376 [2024-11-08 16:20:59,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:20:59,983 INFO L124 PetriNetUnfolderBase]: 57/619 cut-off events. [2024-11-08 16:20:59,983 INFO L125 PetriNetUnfolderBase]: For 22/23 co-relation queries the response was YES. [2024-11-08 16:20:59,985 INFO L83 FinitePrefix]: Finished finitePrefix Result has 716 conditions, 619 events. 57/619 cut-off events. For 22/23 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2232 event pairs, 18 based on Foata normal form. 0/512 useless extension candidates. Maximal degree in co-relation 651. Up to 72 conditions per place. [2024-11-08 16:20:59,988 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 16 selfloop transitions, 2 changer transitions 0/301 dead transitions. [2024-11-08 16:20:59,988 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 301 transitions, 651 flow [2024-11-08 16:20:59,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:20:59,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:20:59,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 969 transitions. [2024-11-08 16:20:59,990 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8590425531914894 [2024-11-08 16:20:59,990 INFO L175 Difference]: Start difference. First operand has 300 places, 302 transitions, 617 flow. Second operand 3 states and 969 transitions. [2024-11-08 16:20:59,991 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 301 transitions, 651 flow [2024-11-08 16:20:59,994 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 300 places, 301 transitions, 650 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:21:00,000 INFO L231 Difference]: Finished difference. Result has 300 places, 301 transitions, 618 flow [2024-11-08 16:21:00,000 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=614, PETRI_DIFFERENCE_MINUEND_PLACES=298, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=299, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=618, PETRI_PLACES=300, PETRI_TRANSITIONS=301} [2024-11-08 16:21:00,001 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -49 predicate places. [2024-11-08 16:21:00,001 INFO L471 AbstractCegarLoop]: Abstraction has has 300 places, 301 transitions, 618 flow [2024-11-08 16:21:00,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:21:00,002 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:00,002 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] [2024-11-08 16:21:00,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 16:21:00,002 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:00,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:00,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1905039819, now seen corresponding path program 1 times [2024-11-08 16:21:00,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:00,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644930261] [2024-11-08 16:21:00,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:00,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:00,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:00,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644930261] [2024-11-08 16:21:00,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644930261] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:00,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:00,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:00,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297134381] [2024-11-08 16:21:00,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:00,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:00,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:00,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:00,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:00,099 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 376 [2024-11-08 16:21:00,100 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 301 transitions, 618 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-11-08 16:21:00,100 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:00,100 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 376 [2024-11-08 16:21:00,100 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:00,234 INFO L124 PetriNetUnfolderBase]: 61/632 cut-off events. [2024-11-08 16:21:00,234 INFO L125 PetriNetUnfolderBase]: For 27/28 co-relation queries the response was YES. [2024-11-08 16:21:00,236 INFO L83 FinitePrefix]: Finished finitePrefix Result has 750 conditions, 632 events. 61/632 cut-off events. For 27/28 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2423 event pairs, 26 based on Foata normal form. 0/537 useless extension candidates. Maximal degree in co-relation 686. Up to 85 conditions per place. [2024-11-08 16:21:00,238 INFO L140 encePairwiseOnDemand]: 372/376 looper letters, 16 selfloop transitions, 1 changer transitions 0/298 dead transitions. [2024-11-08 16:21:00,238 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 298 transitions, 646 flow [2024-11-08 16:21:00,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-11-08 16:21:00,240 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8599290780141844 [2024-11-08 16:21:00,240 INFO L175 Difference]: Start difference. First operand has 300 places, 301 transitions, 618 flow. Second operand 3 states and 970 transitions. [2024-11-08 16:21:00,240 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 298 transitions, 646 flow [2024-11-08 16:21:00,242 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 298 transitions, 642 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:00,245 INFO L231 Difference]: Finished difference. Result has 297 places, 298 transitions, 610 flow [2024-11-08 16:21:00,246 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=608, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=297, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=610, PETRI_PLACES=297, PETRI_TRANSITIONS=298} [2024-11-08 16:21:00,246 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -52 predicate places. [2024-11-08 16:21:00,247 INFO L471 AbstractCegarLoop]: Abstraction has has 297 places, 298 transitions, 610 flow [2024-11-08 16:21:00,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-11-08 16:21:00,247 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:00,248 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:00,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 16:21:00,248 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:00,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:00,248 INFO L85 PathProgramCache]: Analyzing trace with hash 740069684, now seen corresponding path program 1 times [2024-11-08 16:21:00,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:00,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278453422] [2024-11-08 16:21:00,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:00,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:00,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:00,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278453422] [2024-11-08 16:21:00,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278453422] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:00,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:00,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:21:00,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041297989] [2024-11-08 16:21:00,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:00,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:21:00,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:00,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:21:00,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:21:01,153 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 376 [2024-11-08 16:21:01,156 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 298 transitions, 610 flow. Second operand has 6 states, 6 states have (on average 312.1666666666667) internal successors, (1873), 6 states have internal predecessors, (1873), 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) [2024-11-08 16:21:01,156 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:01,156 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 376 [2024-11-08 16:21:01,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:01,304 INFO L124 PetriNetUnfolderBase]: 44/496 cut-off events. [2024-11-08 16:21:01,304 INFO L125 PetriNetUnfolderBase]: For 18/19 co-relation queries the response was YES. [2024-11-08 16:21:01,305 INFO L83 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 496 events. 44/496 cut-off events. For 18/19 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1472 event pairs, 10 based on Foata normal form. 0/417 useless extension candidates. Maximal degree in co-relation 512. Up to 49 conditions per place. [2024-11-08 16:21:01,307 INFO L140 encePairwiseOnDemand]: 371/376 looper letters, 21 selfloop transitions, 4 changer transitions 0/297 dead transitions. [2024-11-08 16:21:01,307 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 297 transitions, 658 flow [2024-11-08 16:21:01,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:21:01,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-08 16:21:01,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1891 transitions. [2024-11-08 16:21:01,313 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.838209219858156 [2024-11-08 16:21:01,313 INFO L175 Difference]: Start difference. First operand has 297 places, 298 transitions, 610 flow. Second operand 6 states and 1891 transitions. [2024-11-08 16:21:01,313 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 297 transitions, 658 flow [2024-11-08 16:21:01,315 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 300 places, 297 transitions, 657 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:21:01,318 INFO L231 Difference]: Finished difference. Result has 300 places, 297 transitions, 615 flow [2024-11-08 16:21:01,319 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=607, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=615, PETRI_PLACES=300, PETRI_TRANSITIONS=297} [2024-11-08 16:21:01,320 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -49 predicate places. [2024-11-08 16:21:01,320 INFO L471 AbstractCegarLoop]: Abstraction has has 300 places, 297 transitions, 615 flow [2024-11-08 16:21:01,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 312.1666666666667) internal successors, (1873), 6 states have internal predecessors, (1873), 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) [2024-11-08 16:21:01,321 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:01,322 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:01,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 16:21:01,322 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:01,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:01,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1101464811, now seen corresponding path program 1 times [2024-11-08 16:21:01,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:01,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945540455] [2024-11-08 16:21:01,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:01,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:01,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:01,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:01,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945540455] [2024-11-08 16:21:01,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945540455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:01,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:01,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:01,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957914948] [2024-11-08 16:21:01,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:01,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:01,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:01,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:01,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:01,428 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 376 [2024-11-08 16:21:01,430 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 297 transitions, 615 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:21:01,430 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:01,430 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 376 [2024-11-08 16:21:01,431 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:01,580 INFO L124 PetriNetUnfolderBase]: 56/507 cut-off events. [2024-11-08 16:21:01,581 INFO L125 PetriNetUnfolderBase]: For 22/23 co-relation queries the response was YES. [2024-11-08 16:21:01,582 INFO L83 FinitePrefix]: Finished finitePrefix Result has 603 conditions, 507 events. 56/507 cut-off events. For 22/23 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1664 event pairs, 16 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 538. Up to 72 conditions per place. [2024-11-08 16:21:01,585 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 16 selfloop transitions, 2 changer transitions 0/296 dead transitions. [2024-11-08 16:21:01,585 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 296 transitions, 649 flow [2024-11-08 16:21:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:01,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 969 transitions. [2024-11-08 16:21:01,588 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8590425531914894 [2024-11-08 16:21:01,588 INFO L175 Difference]: Start difference. First operand has 300 places, 297 transitions, 615 flow. Second operand 3 states and 969 transitions. [2024-11-08 16:21:01,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 296 transitions, 649 flow [2024-11-08 16:21:01,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 296 transitions, 642 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-08 16:21:01,595 INFO L231 Difference]: Finished difference. Result has 297 places, 296 transitions, 610 flow [2024-11-08 16:21:01,596 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=610, PETRI_PLACES=297, PETRI_TRANSITIONS=296} [2024-11-08 16:21:01,598 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -52 predicate places. [2024-11-08 16:21:01,598 INFO L471 AbstractCegarLoop]: Abstraction has has 297 places, 296 transitions, 610 flow [2024-11-08 16:21:01,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2024-11-08 16:21:01,599 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:01,599 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:01,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 16:21:01,599 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:01,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:01,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1497163120, now seen corresponding path program 1 times [2024-11-08 16:21:01,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:01,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185443457] [2024-11-08 16:21:01,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:01,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:01,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:01,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:01,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185443457] [2024-11-08 16:21:01,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185443457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:01,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:01,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:01,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179661862] [2024-11-08 16:21:01,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:01,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:01,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:01,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:01,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:01,694 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 319 out of 376 [2024-11-08 16:21:01,695 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 296 transitions, 610 flow. Second operand has 3 states, 3 states have (on average 320.0) internal successors, (960), 3 states have internal predecessors, (960), 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) [2024-11-08 16:21:01,695 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:01,695 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 319 of 376 [2024-11-08 16:21:01,696 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:01,819 INFO L124 PetriNetUnfolderBase]: 72/594 cut-off events. [2024-11-08 16:21:01,819 INFO L125 PetriNetUnfolderBase]: For 27/28 co-relation queries the response was YES. [2024-11-08 16:21:01,821 INFO L83 FinitePrefix]: Finished finitePrefix Result has 710 conditions, 594 events. 72/594 cut-off events. For 27/28 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2185 event pairs, 13 based on Foata normal form. 0/497 useless extension candidates. Maximal degree in co-relation 646. Up to 58 conditions per place. [2024-11-08 16:21:01,824 INFO L140 encePairwiseOnDemand]: 371/376 looper letters, 19 selfloop transitions, 3 changer transitions 0/300 dead transitions. [2024-11-08 16:21:01,824 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 300 transitions, 664 flow [2024-11-08 16:21:01,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:01,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 981 transitions. [2024-11-08 16:21:01,826 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8696808510638298 [2024-11-08 16:21:01,826 INFO L175 Difference]: Start difference. First operand has 297 places, 296 transitions, 610 flow. Second operand 3 states and 981 transitions. [2024-11-08 16:21:01,827 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 300 transitions, 664 flow [2024-11-08 16:21:01,829 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 300 transitions, 660 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:01,832 INFO L231 Difference]: Finished difference. Result has 297 places, 296 transitions, 622 flow [2024-11-08 16:21:01,833 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=602, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=622, PETRI_PLACES=297, PETRI_TRANSITIONS=296} [2024-11-08 16:21:01,833 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -52 predicate places. [2024-11-08 16:21:01,833 INFO L471 AbstractCegarLoop]: Abstraction has has 297 places, 296 transitions, 622 flow [2024-11-08 16:21:01,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 320.0) internal successors, (960), 3 states have internal predecessors, (960), 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) [2024-11-08 16:21:01,834 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:01,834 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:01,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 16:21:01,835 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:01,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:01,835 INFO L85 PathProgramCache]: Analyzing trace with hash 98295417, now seen corresponding path program 1 times [2024-11-08 16:21:01,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:01,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399767005] [2024-11-08 16:21:01,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:01,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:01,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:01,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:01,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399767005] [2024-11-08 16:21:01,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399767005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:01,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:01,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:01,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005950234] [2024-11-08 16:21:01,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:01,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:01,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:01,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:01,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:01,919 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 376 [2024-11-08 16:21:01,921 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 296 transitions, 622 flow. Second operand has 3 states, 3 states have (on average 319.3333333333333) internal successors, (958), 3 states have internal predecessors, (958), 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) [2024-11-08 16:21:01,921 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:01,921 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 376 [2024-11-08 16:21:01,921 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:02,066 INFO L124 PetriNetUnfolderBase]: 69/709 cut-off events. [2024-11-08 16:21:02,066 INFO L125 PetriNetUnfolderBase]: For 37/38 co-relation queries the response was YES. [2024-11-08 16:21:02,068 INFO L83 FinitePrefix]: Finished finitePrefix Result has 849 conditions, 709 events. 69/709 cut-off events. For 37/38 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2736 event pairs, 23 based on Foata normal form. 0/597 useless extension candidates. Maximal degree in co-relation 783. Up to 74 conditions per place. [2024-11-08 16:21:02,071 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 15 selfloop transitions, 2 changer transitions 0/295 dead transitions. [2024-11-08 16:21:02,071 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 295 transitions, 654 flow [2024-11-08 16:21:02,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:02,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 971 transitions. [2024-11-08 16:21:02,074 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8608156028368794 [2024-11-08 16:21:02,074 INFO L175 Difference]: Start difference. First operand has 297 places, 296 transitions, 622 flow. Second operand 3 states and 971 transitions. [2024-11-08 16:21:02,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 295 transitions, 654 flow [2024-11-08 16:21:02,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 295 transitions, 648 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:02,080 INFO L231 Difference]: Finished difference. Result has 296 places, 295 transitions, 618 flow [2024-11-08 16:21:02,081 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=614, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=618, PETRI_PLACES=296, PETRI_TRANSITIONS=295} [2024-11-08 16:21:02,082 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -53 predicate places. [2024-11-08 16:21:02,082 INFO L471 AbstractCegarLoop]: Abstraction has has 296 places, 295 transitions, 618 flow [2024-11-08 16:21:02,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 319.3333333333333) internal successors, (958), 3 states have internal predecessors, (958), 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) [2024-11-08 16:21:02,083 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:02,083 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:02,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 16:21:02,083 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:02,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:02,084 INFO L85 PathProgramCache]: Analyzing trace with hash 398954178, now seen corresponding path program 1 times [2024-11-08 16:21:02,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:02,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033767561] [2024-11-08 16:21:02,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:02,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:02,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:02,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033767561] [2024-11-08 16:21:02,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033767561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:02,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:02,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:02,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645910871] [2024-11-08 16:21:02,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:02,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:02,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:02,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:02,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:02,154 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 376 [2024-11-08 16:21:02,155 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 296 places, 295 transitions, 618 flow. Second operand has 3 states, 3 states have (on average 319.0) internal successors, (957), 3 states have internal predecessors, (957), 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) [2024-11-08 16:21:02,155 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:02,155 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 376 [2024-11-08 16:21:02,155 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:02,327 INFO L124 PetriNetUnfolderBase]: 92/876 cut-off events. [2024-11-08 16:21:02,327 INFO L125 PetriNetUnfolderBase]: For 29/29 co-relation queries the response was YES. [2024-11-08 16:21:02,330 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1060 conditions, 876 events. 92/876 cut-off events. For 29/29 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 4073 event pairs, 28 based on Foata normal form. 0/747 useless extension candidates. Maximal degree in co-relation 995. Up to 106 conditions per place. [2024-11-08 16:21:02,335 INFO L140 encePairwiseOnDemand]: 369/376 looper letters, 18 selfloop transitions, 4 changer transitions 0/298 dead transitions. [2024-11-08 16:21:02,335 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 298 transitions, 673 flow [2024-11-08 16:21:02,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:02,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:02,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2024-11-08 16:21:02,338 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8661347517730497 [2024-11-08 16:21:02,338 INFO L175 Difference]: Start difference. First operand has 296 places, 295 transitions, 618 flow. Second operand 3 states and 977 transitions. [2024-11-08 16:21:02,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 298 transitions, 673 flow [2024-11-08 16:21:02,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 298 transitions, 669 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:02,345 INFO L231 Difference]: Finished difference. Result has 294 places, 295 transitions, 632 flow [2024-11-08 16:21:02,345 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=608, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=294, PETRI_TRANSITIONS=295} [2024-11-08 16:21:02,346 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -55 predicate places. [2024-11-08 16:21:02,346 INFO L471 AbstractCegarLoop]: Abstraction has has 294 places, 295 transitions, 632 flow [2024-11-08 16:21:02,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 319.0) internal successors, (957), 3 states have internal predecessors, (957), 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) [2024-11-08 16:21:02,347 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:02,347 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:02,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 16:21:02,347 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:02,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:02,348 INFO L85 PathProgramCache]: Analyzing trace with hash 450630288, now seen corresponding path program 1 times [2024-11-08 16:21:02,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:02,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671352586] [2024-11-08 16:21:02,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:02,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:02,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:02,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671352586] [2024-11-08 16:21:02,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671352586] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:02,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:02,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:02,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450767708] [2024-11-08 16:21:02,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:02,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:02,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:02,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:02,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:02,437 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 319 out of 376 [2024-11-08 16:21:02,438 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 295 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 321.3333333333333) internal successors, (964), 3 states have internal predecessors, (964), 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) [2024-11-08 16:21:02,438 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:02,439 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 319 of 376 [2024-11-08 16:21:02,439 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:02,592 INFO L124 PetriNetUnfolderBase]: 85/708 cut-off events. [2024-11-08 16:21:02,592 INFO L125 PetriNetUnfolderBase]: For 96/104 co-relation queries the response was YES. [2024-11-08 16:21:02,594 INFO L83 FinitePrefix]: Finished finitePrefix Result has 927 conditions, 708 events. 85/708 cut-off events. For 96/104 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 3130 event pairs, 16 based on Foata normal form. 2/616 useless extension candidates. Maximal degree in co-relation 861. Up to 73 conditions per place. [2024-11-08 16:21:02,596 INFO L140 encePairwiseOnDemand]: 371/376 looper letters, 16 selfloop transitions, 2 changer transitions 2/296 dead transitions. [2024-11-08 16:21:02,596 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 296 transitions, 678 flow [2024-11-08 16:21:02,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 976 transitions. [2024-11-08 16:21:02,599 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8652482269503546 [2024-11-08 16:21:02,599 INFO L175 Difference]: Start difference. First operand has 294 places, 295 transitions, 632 flow. Second operand 3 states and 976 transitions. [2024-11-08 16:21:02,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 296 transitions, 678 flow [2024-11-08 16:21:02,601 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 296 transitions, 673 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:21:02,605 INFO L231 Difference]: Finished difference. Result has 293 places, 291 transitions, 623 flow [2024-11-08 16:21:02,605 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=623, PETRI_PLACES=293, PETRI_TRANSITIONS=291} [2024-11-08 16:21:02,606 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -56 predicate places. [2024-11-08 16:21:02,606 INFO L471 AbstractCegarLoop]: Abstraction has has 293 places, 291 transitions, 623 flow [2024-11-08 16:21:02,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.3333333333333) internal successors, (964), 3 states have internal predecessors, (964), 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) [2024-11-08 16:21:02,606 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:02,607 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:02,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 16:21:02,607 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:02,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:02,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1621018704, now seen corresponding path program 1 times [2024-11-08 16:21:02,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:02,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053478874] [2024-11-08 16:21:02,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:02,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:02,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:02,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053478874] [2024-11-08 16:21:02,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053478874] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:02,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:02,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:21:02,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548814743] [2024-11-08 16:21:02,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:02,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:21:02,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:02,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:21:02,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:21:03,157 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 376 [2024-11-08 16:21:03,159 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 291 transitions, 623 flow. Second operand has 7 states, 7 states have (on average 305.0) internal successors, (2135), 7 states have internal predecessors, (2135), 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) [2024-11-08 16:21:03,159 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:03,159 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 376 [2024-11-08 16:21:03,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:03,580 INFO L124 PetriNetUnfolderBase]: 104/1185 cut-off events. [2024-11-08 16:21:03,580 INFO L125 PetriNetUnfolderBase]: For 77/77 co-relation queries the response was YES. [2024-11-08 16:21:03,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1495 conditions, 1185 events. 104/1185 cut-off events. For 77/77 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 5745 event pairs, 19 based on Foata normal form. 0/1050 useless extension candidates. Maximal degree in co-relation 1426. Up to 65 conditions per place. [2024-11-08 16:21:03,590 INFO L140 encePairwiseOnDemand]: 361/376 looper letters, 45 selfloop transitions, 16 changer transitions 0/316 dead transitions. [2024-11-08 16:21:03,591 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 316 transitions, 821 flow [2024-11-08 16:21:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:21:03,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-11-08 16:21:03,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 3075 transitions. [2024-11-08 16:21:03,598 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8178191489361702 [2024-11-08 16:21:03,598 INFO L175 Difference]: Start difference. First operand has 293 places, 291 transitions, 623 flow. Second operand 10 states and 3075 transitions. [2024-11-08 16:21:03,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 316 transitions, 821 flow [2024-11-08 16:21:03,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 316 transitions, 817 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:03,605 INFO L231 Difference]: Finished difference. Result has 302 places, 299 transitions, 701 flow [2024-11-08 16:21:03,605 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=619, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=291, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=701, PETRI_PLACES=302, PETRI_TRANSITIONS=299} [2024-11-08 16:21:03,606 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -47 predicate places. [2024-11-08 16:21:03,606 INFO L471 AbstractCegarLoop]: Abstraction has has 302 places, 299 transitions, 701 flow [2024-11-08 16:21:03,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 305.0) internal successors, (2135), 7 states have internal predecessors, (2135), 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) [2024-11-08 16:21:03,607 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:03,607 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:03,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 16:21:03,608 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:03,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:03,608 INFO L85 PathProgramCache]: Analyzing trace with hash 681617945, now seen corresponding path program 1 times [2024-11-08 16:21:03,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:03,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781962847] [2024-11-08 16:21:03,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:03,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:03,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:03,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781962847] [2024-11-08 16:21:03,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781962847] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:03,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:03,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:03,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628407271] [2024-11-08 16:21:03,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:03,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:03,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:03,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:03,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:03,701 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 319 out of 376 [2024-11-08 16:21:03,702 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 299 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 322.0) internal successors, (966), 3 states have internal predecessors, (966), 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) [2024-11-08 16:21:03,702 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:03,702 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 319 of 376 [2024-11-08 16:21:03,703 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:03,946 INFO L124 PetriNetUnfolderBase]: 159/1119 cut-off events. [2024-11-08 16:21:03,946 INFO L125 PetriNetUnfolderBase]: For 178/203 co-relation queries the response was YES. [2024-11-08 16:21:03,951 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1611 conditions, 1119 events. 159/1119 cut-off events. For 178/203 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 5923 event pairs, 57 based on Foata normal form. 0/983 useless extension candidates. Maximal degree in co-relation 1535. Up to 188 conditions per place. [2024-11-08 16:21:03,955 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 20 selfloop transitions, 2 changer transitions 0/302 dead transitions. [2024-11-08 16:21:03,956 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 302 transitions, 761 flow [2024-11-08 16:21:03,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2024-11-08 16:21:03,959 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8643617021276596 [2024-11-08 16:21:03,959 INFO L175 Difference]: Start difference. First operand has 302 places, 299 transitions, 701 flow. Second operand 3 states and 975 transitions. [2024-11-08 16:21:03,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 302 transitions, 761 flow [2024-11-08 16:21:03,962 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 302 transitions, 754 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:03,965 INFO L231 Difference]: Finished difference. Result has 301 places, 298 transitions, 697 flow [2024-11-08 16:21:03,966 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=693, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=301, PETRI_TRANSITIONS=298} [2024-11-08 16:21:03,967 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -48 predicate places. [2024-11-08 16:21:03,967 INFO L471 AbstractCegarLoop]: Abstraction has has 301 places, 298 transitions, 697 flow [2024-11-08 16:21:03,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 322.0) internal successors, (966), 3 states have internal predecessors, (966), 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) [2024-11-08 16:21:03,968 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:03,968 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:03,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 16:21:03,968 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:03,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:03,968 INFO L85 PathProgramCache]: Analyzing trace with hash 680663639, now seen corresponding path program 1 times [2024-11-08 16:21:03,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:03,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141074749] [2024-11-08 16:21:03,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:03,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:04,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:04,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141074749] [2024-11-08 16:21:04,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141074749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:04,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:04,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:04,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798916663] [2024-11-08 16:21:04,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:04,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:04,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:04,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:04,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:04,069 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 376 [2024-11-08 16:21:04,070 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 298 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 323.0) internal successors, (969), 3 states have internal predecessors, (969), 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) [2024-11-08 16:21:04,070 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:04,070 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 376 [2024-11-08 16:21:04,070 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:04,426 INFO L124 PetriNetUnfolderBase]: 139/1435 cut-off events. [2024-11-08 16:21:04,427 INFO L125 PetriNetUnfolderBase]: For 160/171 co-relation queries the response was YES. [2024-11-08 16:21:04,433 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1916 conditions, 1435 events. 139/1435 cut-off events. For 160/171 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 7771 event pairs, 29 based on Foata normal form. 0/1303 useless extension candidates. Maximal degree in co-relation 1842. Up to 132 conditions per place. [2024-11-08 16:21:04,442 INFO L140 encePairwiseOnDemand]: 371/376 looper letters, 18 selfloop transitions, 3 changer transitions 0/301 dead transitions. [2024-11-08 16:21:04,442 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 301 transitions, 754 flow [2024-11-08 16:21:04,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 982 transitions. [2024-11-08 16:21:04,448 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8705673758865248 [2024-11-08 16:21:04,448 INFO L175 Difference]: Start difference. First operand has 301 places, 298 transitions, 697 flow. Second operand 3 states and 982 transitions. [2024-11-08 16:21:04,448 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 301 transitions, 754 flow [2024-11-08 16:21:04,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 301 transitions, 750 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:04,455 INFO L231 Difference]: Finished difference. Result has 300 places, 297 transitions, 702 flow [2024-11-08 16:21:04,456 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=689, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=702, PETRI_PLACES=300, PETRI_TRANSITIONS=297} [2024-11-08 16:21:04,456 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -49 predicate places. [2024-11-08 16:21:04,456 INFO L471 AbstractCegarLoop]: Abstraction has has 300 places, 297 transitions, 702 flow [2024-11-08 16:21:04,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 323.0) internal successors, (969), 3 states have internal predecessors, (969), 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) [2024-11-08 16:21:04,457 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:04,457 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:04,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 16:21:04,458 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:04,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:04,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1419923423, now seen corresponding path program 1 times [2024-11-08 16:21:04,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:04,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095609125] [2024-11-08 16:21:04,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:04,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:21:04,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:04,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095609125] [2024-11-08 16:21:04,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095609125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:04,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:04,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:04,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827299658] [2024-11-08 16:21:04,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:04,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:04,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:04,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:04,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:04,570 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 319 out of 376 [2024-11-08 16:21:04,571 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 297 transitions, 702 flow. Second operand has 3 states, 3 states have (on average 322.0) internal successors, (966), 3 states have internal predecessors, (966), 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) [2024-11-08 16:21:04,571 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:04,571 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 319 of 376 [2024-11-08 16:21:04,571 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:04,835 INFO L124 PetriNetUnfolderBase]: 135/1124 cut-off events. [2024-11-08 16:21:04,835 INFO L125 PetriNetUnfolderBase]: For 211/230 co-relation queries the response was YES. [2024-11-08 16:21:04,839 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1624 conditions, 1124 events. 135/1124 cut-off events. For 211/230 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 5726 event pairs, 45 based on Foata normal form. 0/1035 useless extension candidates. Maximal degree in co-relation 1550. Up to 168 conditions per place. [2024-11-08 16:21:04,842 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 21 selfloop transitions, 3 changer transitions 6/300 dead transitions. [2024-11-08 16:21:04,842 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 300 transitions, 767 flow [2024-11-08 16:21:04,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:04,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 976 transitions. [2024-11-08 16:21:04,844 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8652482269503546 [2024-11-08 16:21:04,844 INFO L175 Difference]: Start difference. First operand has 300 places, 297 transitions, 702 flow. Second operand 3 states and 976 transitions. [2024-11-08 16:21:04,845 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 300 transitions, 767 flow [2024-11-08 16:21:04,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 300 transitions, 760 flow, removed 1 selfloop flow, removed 2 redundant places. [2024-11-08 16:21:04,852 INFO L231 Difference]: Finished difference. Result has 299 places, 291 transitions, 674 flow [2024-11-08 16:21:04,852 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=693, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=674, PETRI_PLACES=299, PETRI_TRANSITIONS=291} [2024-11-08 16:21:04,853 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -50 predicate places. [2024-11-08 16:21:04,853 INFO L471 AbstractCegarLoop]: Abstraction has has 299 places, 291 transitions, 674 flow [2024-11-08 16:21:04,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 322.0) internal successors, (966), 3 states have internal predecessors, (966), 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) [2024-11-08 16:21:04,853 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:04,854 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:04,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 16:21:04,854 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:04,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:04,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1202654662, now seen corresponding path program 1 times [2024-11-08 16:21:04,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:04,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664661930] [2024-11-08 16:21:04,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:04,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:05,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 16:21:05,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:05,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664661930] [2024-11-08 16:21:05,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664661930] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:05,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:05,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:21:05,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126990539] [2024-11-08 16:21:05,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:05,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:21:05,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:05,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:21:05,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:21:05,819 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 304 out of 376 [2024-11-08 16:21:05,822 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 291 transitions, 674 flow. Second operand has 6 states, 6 states have (on average 306.1666666666667) internal successors, (1837), 6 states have internal predecessors, (1837), 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) [2024-11-08 16:21:05,822 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:05,822 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 304 of 376 [2024-11-08 16:21:05,822 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:06,175 INFO L124 PetriNetUnfolderBase]: 182/1157 cut-off events. [2024-11-08 16:21:06,176 INFO L125 PetriNetUnfolderBase]: For 176/178 co-relation queries the response was YES. [2024-11-08 16:21:06,181 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1719 conditions, 1157 events. 182/1157 cut-off events. For 176/178 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 6465 event pairs, 14 based on Foata normal form. 0/1076 useless extension candidates. Maximal degree in co-relation 1643. Up to 176 conditions per place. [2024-11-08 16:21:06,184 INFO L140 encePairwiseOnDemand]: 369/376 looper letters, 47 selfloop transitions, 6 changer transitions 0/309 dead transitions. [2024-11-08 16:21:06,185 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 309 transitions, 848 flow [2024-11-08 16:21:06,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:21:06,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-08 16:21:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1871 transitions. [2024-11-08 16:21:06,189 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8293439716312057 [2024-11-08 16:21:06,189 INFO L175 Difference]: Start difference. First operand has 299 places, 291 transitions, 674 flow. Second operand 6 states and 1871 transitions. [2024-11-08 16:21:06,189 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 309 transitions, 848 flow [2024-11-08 16:21:06,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 309 transitions, 827 flow, removed 2 selfloop flow, removed 6 redundant places. [2024-11-08 16:21:06,196 INFO L231 Difference]: Finished difference. Result has 293 places, 289 transitions, 661 flow [2024-11-08 16:21:06,196 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=649, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=661, PETRI_PLACES=293, PETRI_TRANSITIONS=289} [2024-11-08 16:21:06,197 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -56 predicate places. [2024-11-08 16:21:06,197 INFO L471 AbstractCegarLoop]: Abstraction has has 293 places, 289 transitions, 661 flow [2024-11-08 16:21:06,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 306.1666666666667) internal successors, (1837), 6 states have internal predecessors, (1837), 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) [2024-11-08 16:21:06,198 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:06,198 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:06,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 16:21:06,198 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:06,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:06,199 INFO L85 PathProgramCache]: Analyzing trace with hash -404884740, now seen corresponding path program 1 times [2024-11-08 16:21:06,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:06,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120019057] [2024-11-08 16:21:06,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:06,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:06,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 16:21:06,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:06,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120019057] [2024-11-08 16:21:06,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120019057] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:06,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:06,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:06,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680385612] [2024-11-08 16:21:06,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:06,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:06,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:06,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:06,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:06,284 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 322 out of 376 [2024-11-08 16:21:06,286 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 289 transitions, 661 flow. Second operand has 3 states, 3 states have (on average 323.3333333333333) internal successors, (970), 3 states have internal predecessors, (970), 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) [2024-11-08 16:21:06,286 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:06,286 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 322 of 376 [2024-11-08 16:21:06,286 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:06,557 INFO L124 PetriNetUnfolderBase]: 131/1216 cut-off events. [2024-11-08 16:21:06,558 INFO L125 PetriNetUnfolderBase]: For 208/211 co-relation queries the response was YES. [2024-11-08 16:21:06,564 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1666 conditions, 1216 events. 131/1216 cut-off events. For 208/211 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 6418 event pairs, 21 based on Foata normal form. 0/1145 useless extension candidates. Maximal degree in co-relation 1595. Up to 103 conditions per place. [2024-11-08 16:21:06,567 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 25 selfloop transitions, 2 changer transitions 0/299 dead transitions. [2024-11-08 16:21:06,568 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 299 transitions, 760 flow [2024-11-08 16:21:06,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:06,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:06,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 986 transitions. [2024-11-08 16:21:06,570 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.874113475177305 [2024-11-08 16:21:06,570 INFO L175 Difference]: Start difference. First operand has 293 places, 289 transitions, 661 flow. Second operand 3 states and 986 transitions. [2024-11-08 16:21:06,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 299 transitions, 760 flow [2024-11-08 16:21:06,573 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 289 places, 299 transitions, 744 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-08 16:21:06,576 INFO L231 Difference]: Finished difference. Result has 290 places, 289 transitions, 657 flow [2024-11-08 16:21:06,577 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=647, PETRI_DIFFERENCE_MINUEND_PLACES=287, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=286, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=657, PETRI_PLACES=290, PETRI_TRANSITIONS=289} [2024-11-08 16:21:06,577 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -59 predicate places. [2024-11-08 16:21:06,577 INFO L471 AbstractCegarLoop]: Abstraction has has 290 places, 289 transitions, 657 flow [2024-11-08 16:21:06,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 323.3333333333333) internal successors, (970), 3 states have internal predecessors, (970), 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) [2024-11-08 16:21:06,578 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:21:06,578 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:06,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 16:21:06,578 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 113 more)] === [2024-11-08 16:21:06,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:06,579 INFO L85 PathProgramCache]: Analyzing trace with hash -694415015, now seen corresponding path program 1 times [2024-11-08 16:21:06,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:06,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070391625] [2024-11-08 16:21:06,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:06,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:06,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 16:21:06,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:06,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070391625] [2024-11-08 16:21:06,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070391625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:06,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:06,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:06,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326377170] [2024-11-08 16:21:06,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:06,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:21:06,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:06,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:21:06,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:21:06,691 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 376 [2024-11-08 16:21:06,693 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 289 transitions, 657 flow. Second operand has 3 states, 3 states have (on average 322.3333333333333) internal successors, (967), 3 states have internal predecessors, (967), 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) [2024-11-08 16:21:06,693 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:21:06,693 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 376 [2024-11-08 16:21:06,693 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:21:06,967 INFO L124 PetriNetUnfolderBase]: 181/1416 cut-off events. [2024-11-08 16:21:06,967 INFO L125 PetriNetUnfolderBase]: For 188/201 co-relation queries the response was YES. [2024-11-08 16:21:07,018 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1957 conditions, 1416 events. 181/1416 cut-off events. For 188/201 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 8103 event pairs, 60 based on Foata normal form. 1/1318 useless extension candidates. Maximal degree in co-relation 1886. Up to 175 conditions per place. [2024-11-08 16:21:07,019 INFO L140 encePairwiseOnDemand]: 373/376 looper letters, 0 selfloop transitions, 0 changer transitions 293/293 dead transitions. [2024-11-08 16:21:07,019 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 291 places, 293 transitions, 721 flow [2024-11-08 16:21:07,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:21:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:21:07,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 979 transitions. [2024-11-08 16:21:07,023 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8679078014184397 [2024-11-08 16:21:07,023 INFO L175 Difference]: Start difference. First operand has 290 places, 289 transitions, 657 flow. Second operand 3 states and 979 transitions. [2024-11-08 16:21:07,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 291 places, 293 transitions, 721 flow [2024-11-08 16:21:07,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 290 places, 293 transitions, 719 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:21:07,028 INFO L231 Difference]: Finished difference. Result has 290 places, 0 transitions, 0 flow [2024-11-08 16:21:07,028 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=376, PETRI_DIFFERENCE_MINUEND_FLOW=653, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=290, PETRI_TRANSITIONS=0} [2024-11-08 16:21:07,029 INFO L277 CegarLoopForPetriNet]: 349 programPoint places, -59 predicate places. [2024-11-08 16:21:07,029 INFO L471 AbstractCegarLoop]: Abstraction has has 290 places, 0 transitions, 0 flow [2024-11-08 16:21:07,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 322.3333333333333) internal successors, (967), 3 states have internal predecessors, (967), 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) [2024-11-08 16:21:07,033 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (116 of 117 remaining) [2024-11-08 16:21:07,034 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (115 of 117 remaining) [2024-11-08 16:21:07,034 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (114 of 117 remaining) [2024-11-08 16:21:07,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (113 of 117 remaining) [2024-11-08 16:21:07,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (112 of 117 remaining) [2024-11-08 16:21:07,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (111 of 117 remaining) [2024-11-08 16:21:07,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (110 of 117 remaining) [2024-11-08 16:21:07,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (109 of 117 remaining) [2024-11-08 16:21:07,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (108 of 117 remaining) [2024-11-08 16:21:07,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (107 of 117 remaining) [2024-11-08 16:21:07,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (106 of 117 remaining) [2024-11-08 16:21:07,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (105 of 117 remaining) [2024-11-08 16:21:07,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (104 of 117 remaining) [2024-11-08 16:21:07,037 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (103 of 117 remaining) [2024-11-08 16:21:07,037 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (102 of 117 remaining) [2024-11-08 16:21:07,037 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (101 of 117 remaining) [2024-11-08 16:21:07,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (100 of 117 remaining) [2024-11-08 16:21:07,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (99 of 117 remaining) [2024-11-08 16:21:07,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (98 of 117 remaining) [2024-11-08 16:21:07,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (97 of 117 remaining) [2024-11-08 16:21:07,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (96 of 117 remaining) [2024-11-08 16:21:07,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (95 of 117 remaining) [2024-11-08 16:21:07,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (94 of 117 remaining) [2024-11-08 16:21:07,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (93 of 117 remaining) [2024-11-08 16:21:07,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (92 of 117 remaining) [2024-11-08 16:21:07,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (91 of 117 remaining) [2024-11-08 16:21:07,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (90 of 117 remaining) [2024-11-08 16:21:07,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (89 of 117 remaining) [2024-11-08 16:21:07,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (88 of 117 remaining) [2024-11-08 16:21:07,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (87 of 117 remaining) [2024-11-08 16:21:07,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (86 of 117 remaining) [2024-11-08 16:21:07,041 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (85 of 117 remaining) [2024-11-08 16:21:07,041 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (84 of 117 remaining) [2024-11-08 16:21:07,041 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (83 of 117 remaining) [2024-11-08 16:21:07,041 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (82 of 117 remaining) [2024-11-08 16:21:07,041 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (81 of 117 remaining) [2024-11-08 16:21:07,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (80 of 117 remaining) [2024-11-08 16:21:07,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (79 of 117 remaining) [2024-11-08 16:21:07,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (78 of 117 remaining) [2024-11-08 16:21:07,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (77 of 117 remaining) [2024-11-08 16:21:07,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (76 of 117 remaining) [2024-11-08 16:21:07,044 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (75 of 117 remaining) [2024-11-08 16:21:07,044 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (74 of 117 remaining) [2024-11-08 16:21:07,044 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (73 of 117 remaining) [2024-11-08 16:21:07,044 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (72 of 117 remaining) [2024-11-08 16:21:07,044 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (71 of 117 remaining) [2024-11-08 16:21:07,045 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (70 of 117 remaining) [2024-11-08 16:21:07,045 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (69 of 117 remaining) [2024-11-08 16:21:07,045 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (68 of 117 remaining) [2024-11-08 16:21:07,045 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (67 of 117 remaining) [2024-11-08 16:21:07,045 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (66 of 117 remaining) [2024-11-08 16:21:07,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (65 of 117 remaining) [2024-11-08 16:21:07,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (64 of 117 remaining) [2024-11-08 16:21:07,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (63 of 117 remaining) [2024-11-08 16:21:07,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (62 of 117 remaining) [2024-11-08 16:21:07,046 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (61 of 117 remaining) [2024-11-08 16:21:07,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (60 of 117 remaining) [2024-11-08 16:21:07,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (59 of 117 remaining) [2024-11-08 16:21:07,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (58 of 117 remaining) [2024-11-08 16:21:07,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (57 of 117 remaining) [2024-11-08 16:21:07,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (56 of 117 remaining) [2024-11-08 16:21:07,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (55 of 117 remaining) [2024-11-08 16:21:07,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (54 of 117 remaining) [2024-11-08 16:21:07,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (53 of 117 remaining) [2024-11-08 16:21:07,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (52 of 117 remaining) [2024-11-08 16:21:07,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (51 of 117 remaining) [2024-11-08 16:21:07,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (50 of 117 remaining) [2024-11-08 16:21:07,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 117 remaining) [2024-11-08 16:21:07,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 117 remaining) [2024-11-08 16:21:07,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 117 remaining) [2024-11-08 16:21:07,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (46 of 117 remaining) [2024-11-08 16:21:07,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (45 of 117 remaining) [2024-11-08 16:21:07,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (44 of 117 remaining) [2024-11-08 16:21:07,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (43 of 117 remaining) [2024-11-08 16:21:07,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (42 of 117 remaining) [2024-11-08 16:21:07,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (41 of 117 remaining) [2024-11-08 16:21:07,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (40 of 117 remaining) [2024-11-08 16:21:07,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (39 of 117 remaining) [2024-11-08 16:21:07,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (38 of 117 remaining) [2024-11-08 16:21:07,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (37 of 117 remaining) [2024-11-08 16:21:07,051 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (36 of 117 remaining) [2024-11-08 16:21:07,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (35 of 117 remaining) [2024-11-08 16:21:07,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 117 remaining) [2024-11-08 16:21:07,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (33 of 117 remaining) [2024-11-08 16:21:07,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (32 of 117 remaining) [2024-11-08 16:21:07,052 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (31 of 117 remaining) [2024-11-08 16:21:07,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (30 of 117 remaining) [2024-11-08 16:21:07,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (29 of 117 remaining) [2024-11-08 16:21:07,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (28 of 117 remaining) [2024-11-08 16:21:07,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (27 of 117 remaining) [2024-11-08 16:21:07,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (26 of 117 remaining) [2024-11-08 16:21:07,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (25 of 117 remaining) [2024-11-08 16:21:07,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (24 of 117 remaining) [2024-11-08 16:21:07,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (23 of 117 remaining) [2024-11-08 16:21:07,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 117 remaining) [2024-11-08 16:21:07,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 117 remaining) [2024-11-08 16:21:07,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 117 remaining) [2024-11-08 16:21:07,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (19 of 117 remaining) [2024-11-08 16:21:07,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (18 of 117 remaining) [2024-11-08 16:21:07,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (17 of 117 remaining) [2024-11-08 16:21:07,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (16 of 117 remaining) [2024-11-08 16:21:07,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (15 of 117 remaining) [2024-11-08 16:21:07,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (14 of 117 remaining) [2024-11-08 16:21:07,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (13 of 117 remaining) [2024-11-08 16:21:07,056 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 117 remaining) [2024-11-08 16:21:07,057 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (11 of 117 remaining) [2024-11-08 16:21:07,057 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (10 of 117 remaining) [2024-11-08 16:21:07,057 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (9 of 117 remaining) [2024-11-08 16:21:07,057 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (8 of 117 remaining) [2024-11-08 16:21:07,057 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (7 of 117 remaining) [2024-11-08 16:21:07,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (6 of 117 remaining) [2024-11-08 16:21:07,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (5 of 117 remaining) [2024-11-08 16:21:07,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (4 of 117 remaining) [2024-11-08 16:21:07,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (3 of 117 remaining) [2024-11-08 16:21:07,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (2 of 117 remaining) [2024-11-08 16:21:07,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (1 of 117 remaining) [2024-11-08 16:21:07,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (0 of 117 remaining) [2024-11-08 16:21:07,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 16:21:07,059 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:07,071 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-08 16:21:07,071 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:21:07,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:21:07 BasicIcfg [2024-11-08 16:21:07,080 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:21:07,081 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:21:07,081 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:21:07,081 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:21:07,082 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:20:55" (3/4) ... [2024-11-08 16:21:07,083 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 16:21:07,087 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-08 16:21:07,087 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-08 16:21:07,098 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-08 16:21:07,098 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 16:21:07,099 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 16:21:07,099 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 16:21:07,201 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 16:21:07,202 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/witness.yml [2024-11-08 16:21:07,202 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:21:07,202 INFO L158 Benchmark]: Toolchain (without parser) took 13811.71ms. Allocated memory was 151.0MB in the beginning and 425.7MB in the end (delta: 274.7MB). Free memory was 121.7MB in the beginning and 358.5MB in the end (delta: -236.8MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-08 16:21:07,203 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:21:07,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.09ms. Allocated memory is still 151.0MB. Free memory was 121.3MB in the beginning and 106.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 16:21:07,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.99ms. Allocated memory is still 151.0MB. Free memory was 106.6MB in the beginning and 103.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:21:07,204 INFO L158 Benchmark]: Boogie Preprocessor took 47.17ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 100.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:21:07,204 INFO L158 Benchmark]: RCFGBuilder took 1560.03ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 61.5MB in the end (delta: 38.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-11-08 16:21:07,205 INFO L158 Benchmark]: TraceAbstraction took 11630.07ms. Allocated memory was 151.0MB in the beginning and 425.7MB in the end (delta: 274.7MB). Free memory was 60.7MB in the beginning and 364.8MB in the end (delta: -304.1MB). Peak memory consumption was 170.4MB. Max. memory is 16.1GB. [2024-11-08 16:21:07,205 INFO L158 Benchmark]: Witness Printer took 121.35ms. Allocated memory is still 425.7MB. Free memory was 364.8MB in the beginning and 358.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 16:21:07,207 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.09ms. Allocated memory is still 151.0MB. Free memory was 121.3MB in the beginning and 106.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.99ms. Allocated memory is still 151.0MB. Free memory was 106.6MB in the beginning and 103.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.17ms. Allocated memory is still 151.0MB. Free memory was 103.1MB in the beginning and 100.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1560.03ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 61.5MB in the end (delta: 38.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * TraceAbstraction took 11630.07ms. Allocated memory was 151.0MB in the beginning and 425.7MB in the end (delta: 274.7MB). Free memory was 60.7MB in the beginning and 364.8MB in the end (delta: -304.1MB). Peak memory consumption was 170.4MB. Max. memory is 16.1GB. * Witness Printer took 121.35ms. Allocated memory is still 425.7MB. Free memory was 364.8MB in the beginning and 358.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: 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: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: 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: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 484 locations, 117 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: 11.4s, OverallIterations: 25, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1164 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 627 mSDsluCounter, 335 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 213 mSDsCounter, 182 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1720 IncrementalHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 182 mSolverCounterUnsat, 122 mSDtfsCounter, 1720 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=726occurred in iteration=0, InterpolantAutomatonStates: 91, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 3066 NumberOfCodeBlocks, 3066 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 3041 ConstructedInterpolants, 0 QuantifiedInterpolants, 3987 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 67 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-08 16:21:07,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63b67c-4ee9-40a5-b8a9-3925f0fbbe6e/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE