./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB --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 aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:42:18,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:42:18,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 02:42:18,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:42:18,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:42:18,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:42:18,458 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:42:18,458 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:42:18,459 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:42:18,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:42:18,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:42:18,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:42:18,461 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:42:18,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:42:18,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:42:18,461 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:42:18,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:42:18,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:42:18,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:42:18,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:42:18,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:42:18,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:42:18,463 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 02:42:18,463 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:42:18,463 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:42:18,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:42:18,463 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:42:18,463 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:42:18,463 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:42:18,463 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:42:18,464 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:42:18,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:42:18,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:42:18,464 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:42:18,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:42:18,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:42:18,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:42:18,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:42:18,465 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:42:18,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:42:18,465 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:42:18,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:42:18,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:42:18,466 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:42:18,466 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:42:18,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:42:18,466 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB 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 -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2024-11-28 02:42:18,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:42:18,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:42:18,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:42:18,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:42:18,803 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:42:18,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2024-11-28 02:42:21,680 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/data/de59f23aa/241cadfeb15549729d8306e221786ecb/FLAGc947d5047 [2024-11-28 02:42:21,914 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:42:21,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2024-11-28 02:42:21,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/data/de59f23aa/241cadfeb15549729d8306e221786ecb/FLAGc947d5047 [2024-11-28 02:42:22,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/data/de59f23aa/241cadfeb15549729d8306e221786ecb [2024-11-28 02:42:22,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:42:22,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:42:22,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:42:22,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:42:22,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:42:22,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d945d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22, skipping insertion in model container [2024-11-28 02:42:22,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,263 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:42:22,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:42:22,565 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:42:22,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:42:22,655 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:42:22,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22 WrapperNode [2024-11-28 02:42:22,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:42:22,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:42:22,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:42:22,659 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:42:22,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,748 INFO L138 Inliner]: procedures = 28, calls = 59, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 631 [2024-11-28 02:42:22,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:42:22,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:42:22,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:42:22,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:42:22,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,806 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:42:22,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:42:22,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:42:22,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:42:22,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (1/1) ... [2024-11-28 02:42:22,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:42:22,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:42:22,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:42:22,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:42:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:42:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-28 02:42:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-28 02:42:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-28 02:42:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-28 02:42:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-28 02:42:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-28 02:42:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-28 02:42:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-28 02:42:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-28 02:42:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-28 02:42:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 02:42:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-28 02:42:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-28 02:42:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-11-28 02:42:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-11-28 02:42:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-28 02:42:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-28 02:42:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:42:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:42:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:42:22,912 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-28 02:42:23,068 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:42:23,070 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:42:24,134 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-28 02:42:24,135 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:42:24,700 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:42:24,703 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-28 02:42:24,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:42:24 BoogieIcfgContainer [2024-11-28 02:42:24,703 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:42:24,706 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:42:24,707 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:42:24,712 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:42:24,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:42:22" (1/3) ... [2024-11-28 02:42:24,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a5386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:42:24, skipping insertion in model container [2024-11-28 02:42:24,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:42:22" (2/3) ... [2024-11-28 02:42:24,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a5386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:42:24, skipping insertion in model container [2024-11-28 02:42:24,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:42:24" (3/3) ... [2024-11-28 02:42:24,715 INFO L128 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-11-28 02:42:24,734 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:42:24,736 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG parallel-parallel-sum-2.wvr.c that has 7 procedures, 453 locations, 1 initial locations, 5 loop locations, and 83 error locations. [2024-11-28 02:42:24,736 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-28 02:42:24,947 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-11-28 02:42:25,007 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 513 places, 522 transitions, 1110 flow [2024-11-28 02:42:25,229 INFO L124 PetriNetUnfolderBase]: 26/472 cut-off events. [2024-11-28 02:42:25,232 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-28 02:42:25,243 INFO L83 FinitePrefix]: Finished finitePrefix Result has 501 conditions, 472 events. 26/472 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 814 event pairs, 0 based on Foata normal form. 0/363 useless extension candidates. Maximal degree in co-relation 414. Up to 3 conditions per place. [2024-11-28 02:42:25,243 INFO L82 GeneralOperation]: Start removeDead. Operand has 513 places, 522 transitions, 1110 flow [2024-11-28 02:42:25,256 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 449 places, 455 transitions, 958 flow [2024-11-28 02:42:25,268 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:42:25,283 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;@55086ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:42:25,284 INFO L334 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2024-11-28 02:42:25,290 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 02:42:25,290 INFO L124 PetriNetUnfolderBase]: 0/29 cut-off events. [2024-11-28 02:42:25,290 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 02:42:25,291 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:25,291 INFO L206 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] [2024-11-28 02:42:25,292 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:25,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:25,297 INFO L85 PathProgramCache]: Analyzing trace with hash 176695460, now seen corresponding path program 1 times [2024-11-28 02:42:25,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:25,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799311593] [2024-11-28 02:42:25,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:25,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:25,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:25,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799311593] [2024-11-28 02:42:25,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799311593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:25,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:25,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:25,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994106107] [2024-11-28 02:42:25,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:25,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:25,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:25,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:25,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:25,656 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-28 02:42:25,661 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 449 places, 455 transitions, 958 flow. Second operand has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 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) [2024-11-28 02:42:25,661 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:25,662 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-28 02:42:25,664 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:27,114 INFO L124 PetriNetUnfolderBase]: 1371/4047 cut-off events. [2024-11-28 02:42:27,115 INFO L125 PetriNetUnfolderBase]: For 1093/1093 co-relation queries the response was YES. [2024-11-28 02:42:27,145 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6725 conditions, 4047 events. 1371/4047 cut-off events. For 1093/1093 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 30012 event pairs, 599 based on Foata normal form. 622/3925 useless extension candidates. Maximal degree in co-relation 6252. Up to 1734 conditions per place. [2024-11-28 02:42:27,204 INFO L140 encePairwiseOnDemand]: 462/526 looper letters, 31 selfloop transitions, 2 changer transitions 4/393 dead transitions. [2024-11-28 02:42:27,205 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 393 transitions, 900 flow [2024-11-28 02:42:27,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1322 transitions. [2024-11-28 02:42:27,231 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8377693282636248 [2024-11-28 02:42:27,232 INFO L175 Difference]: Start difference. First operand has 449 places, 455 transitions, 958 flow. Second operand 3 states and 1322 transitions. [2024-11-28 02:42:27,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 393 transitions, 900 flow [2024-11-28 02:42:27,247 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 388 places, 393 transitions, 868 flow, removed 0 selfloop flow, removed 12 redundant places. [2024-11-28 02:42:27,259 INFO L231 Difference]: Finished difference. Result has 388 places, 389 transitions, 798 flow [2024-11-28 02:42:27,264 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=802, PETRI_DIFFERENCE_MINUEND_PLACES=386, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=393, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=391, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=798, PETRI_PLACES=388, PETRI_TRANSITIONS=389} [2024-11-28 02:42:27,267 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -61 predicate places. [2024-11-28 02:42:27,268 INFO L471 AbstractCegarLoop]: Abstraction has has 388 places, 389 transitions, 798 flow [2024-11-28 02:42:27,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 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) [2024-11-28 02:42:27,270 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:27,271 INFO L206 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] [2024-11-28 02:42:27,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:42:27,272 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:27,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:27,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1149264972, now seen corresponding path program 1 times [2024-11-28 02:42:27,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:27,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978289151] [2024-11-28 02:42:27,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:27,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:27,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:27,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:27,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978289151] [2024-11-28 02:42:27,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978289151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:27,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:27,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:27,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531736704] [2024-11-28 02:42:27,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:27,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:27,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:27,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:27,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:27,426 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-28 02:42:27,427 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 388 places, 389 transitions, 798 flow. Second operand has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 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) [2024-11-28 02:42:27,429 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:27,429 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-28 02:42:27,429 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:28,686 INFO L124 PetriNetUnfolderBase]: 1365/3943 cut-off events. [2024-11-28 02:42:28,687 INFO L125 PetriNetUnfolderBase]: For 305/305 co-relation queries the response was YES. [2024-11-28 02:42:28,702 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5833 conditions, 3943 events. 1365/3943 cut-off events. For 305/305 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 28842 event pairs, 594 based on Foata normal form. 0/3231 useless extension candidates. Maximal degree in co-relation 5795. Up to 1726 conditions per place. [2024-11-28 02:42:28,730 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 31 selfloop transitions, 2 changer transitions 0/388 dead transitions. [2024-11-28 02:42:28,730 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 388 transitions, 862 flow [2024-11-28 02:42:28,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:28,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1261 transitions. [2024-11-28 02:42:28,734 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7991128010139417 [2024-11-28 02:42:28,734 INFO L175 Difference]: Start difference. First operand has 388 places, 389 transitions, 798 flow. Second operand 3 states and 1261 transitions. [2024-11-28 02:42:28,734 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 388 transitions, 862 flow [2024-11-28 02:42:28,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 388 transitions, 858 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:28,749 INFO L231 Difference]: Finished difference. Result has 383 places, 388 transitions, 796 flow [2024-11-28 02:42:28,750 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=792, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=388, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=386, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=796, PETRI_PLACES=383, PETRI_TRANSITIONS=388} [2024-11-28 02:42:28,751 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -66 predicate places. [2024-11-28 02:42:28,751 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 388 transitions, 796 flow [2024-11-28 02:42:28,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 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) [2024-11-28 02:42:28,752 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:28,752 INFO L206 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] [2024-11-28 02:42:28,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:42:28,753 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:28,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:28,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1401409258, now seen corresponding path program 1 times [2024-11-28 02:42:28,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:28,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561606174] [2024-11-28 02:42:28,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:28,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:28,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:28,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:28,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561606174] [2024-11-28 02:42:28,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561606174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:28,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:28,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:28,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071826577] [2024-11-28 02:42:28,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:28,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:28,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:28,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:28,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:28,889 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-28 02:42:28,891 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 388 transitions, 796 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:28,894 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:28,895 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-28 02:42:28,895 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:29,926 INFO L124 PetriNetUnfolderBase]: 1319/3801 cut-off events. [2024-11-28 02:42:29,927 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:29,944 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5621 conditions, 3801 events. 1319/3801 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27397 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5575. Up to 1660 conditions per place. [2024-11-28 02:42:29,965 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/387 dead transitions. [2024-11-28 02:42:29,966 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 387 transitions, 856 flow [2024-11-28 02:42:29,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:29,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-28 02:42:29,970 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-28 02:42:29,970 INFO L175 Difference]: Start difference. First operand has 383 places, 388 transitions, 796 flow. Second operand 3 states and 1268 transitions. [2024-11-28 02:42:29,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 387 transitions, 856 flow [2024-11-28 02:42:29,973 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 387 transitions, 852 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:29,978 INFO L231 Difference]: Finished difference. Result has 382 places, 387 transitions, 794 flow [2024-11-28 02:42:29,979 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=387, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=794, PETRI_PLACES=382, PETRI_TRANSITIONS=387} [2024-11-28 02:42:29,979 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -67 predicate places. [2024-11-28 02:42:29,980 INFO L471 AbstractCegarLoop]: Abstraction has has 382 places, 387 transitions, 794 flow [2024-11-28 02:42:29,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:29,981 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:29,981 INFO L206 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] [2024-11-28 02:42:29,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:42:29,982 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:29,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:29,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1866963484, now seen corresponding path program 1 times [2024-11-28 02:42:29,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:29,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625212680] [2024-11-28 02:42:29,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:29,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:30,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:30,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625212680] [2024-11-28 02:42:30,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625212680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:30,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:30,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:30,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235671270] [2024-11-28 02:42:30,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:30,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:30,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:30,108 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:30,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:30,136 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-28 02:42:30,138 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 387 transitions, 794 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:30,138 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:30,138 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-28 02:42:30,138 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:31,290 INFO L124 PetriNetUnfolderBase]: 1319/3800 cut-off events. [2024-11-28 02:42:31,290 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:31,311 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5620 conditions, 3800 events. 1319/3800 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27397 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5566. Up to 1660 conditions per place. [2024-11-28 02:42:31,335 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/386 dead transitions. [2024-11-28 02:42:31,336 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 386 transitions, 854 flow [2024-11-28 02:42:31,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:31,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-28 02:42:31,343 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-28 02:42:31,343 INFO L175 Difference]: Start difference. First operand has 382 places, 387 transitions, 794 flow. Second operand 3 states and 1268 transitions. [2024-11-28 02:42:31,343 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 386 transitions, 854 flow [2024-11-28 02:42:31,347 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 386 transitions, 850 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:31,354 INFO L231 Difference]: Finished difference. Result has 381 places, 386 transitions, 792 flow [2024-11-28 02:42:31,355 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=788, PETRI_DIFFERENCE_MINUEND_PLACES=379, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=384, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=792, PETRI_PLACES=381, PETRI_TRANSITIONS=386} [2024-11-28 02:42:31,356 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -68 predicate places. [2024-11-28 02:42:31,357 INFO L471 AbstractCegarLoop]: Abstraction has has 381 places, 386 transitions, 792 flow [2024-11-28 02:42:31,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:31,359 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:31,359 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:42:31,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:42:31,360 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:31,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:31,362 INFO L85 PathProgramCache]: Analyzing trace with hash 94915440, now seen corresponding path program 1 times [2024-11-28 02:42:31,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:31,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226981160] [2024-11-28 02:42:31,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:31,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:31,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:31,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:31,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226981160] [2024-11-28 02:42:31,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226981160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:31,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:31,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:31,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034691972] [2024-11-28 02:42:31,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:31,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:31,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:31,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:31,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:31,522 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-28 02:42:31,526 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 386 transitions, 792 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:31,526 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:31,526 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-28 02:42:31,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:32,688 INFO L124 PetriNetUnfolderBase]: 1319/3799 cut-off events. [2024-11-28 02:42:32,688 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:32,717 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5619 conditions, 3799 events. 1319/3799 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27375 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5557. Up to 1660 conditions per place. [2024-11-28 02:42:32,741 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/385 dead transitions. [2024-11-28 02:42:32,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 385 transitions, 852 flow [2024-11-28 02:42:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:32,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-28 02:42:32,746 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-28 02:42:32,746 INFO L175 Difference]: Start difference. First operand has 381 places, 386 transitions, 792 flow. Second operand 3 states and 1268 transitions. [2024-11-28 02:42:32,747 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 385 transitions, 852 flow [2024-11-28 02:42:32,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 385 transitions, 848 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:32,757 INFO L231 Difference]: Finished difference. Result has 380 places, 385 transitions, 790 flow [2024-11-28 02:42:32,761 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=786, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=385, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=383, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=790, PETRI_PLACES=380, PETRI_TRANSITIONS=385} [2024-11-28 02:42:32,762 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -69 predicate places. [2024-11-28 02:42:32,765 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 385 transitions, 790 flow [2024-11-28 02:42:32,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:32,767 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:32,767 INFO L206 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] [2024-11-28 02:42:32,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:42:32,767 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:32,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:32,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1509679052, now seen corresponding path program 1 times [2024-11-28 02:42:32,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:32,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592925362] [2024-11-28 02:42:32,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:32,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:32,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:32,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:32,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592925362] [2024-11-28 02:42:32,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592925362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:32,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:32,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:32,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596873878] [2024-11-28 02:42:32,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:32,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:32,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:32,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:32,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:32,893 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-28 02:42:32,895 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 385 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:32,895 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:32,895 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-28 02:42:32,895 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:33,852 INFO L124 PetriNetUnfolderBase]: 1319/3798 cut-off events. [2024-11-28 02:42:33,853 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:33,880 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5618 conditions, 3798 events. 1319/3798 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27381 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5548. Up to 1660 conditions per place. [2024-11-28 02:42:33,902 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/384 dead transitions. [2024-11-28 02:42:33,903 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 384 transitions, 850 flow [2024-11-28 02:42:33,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:33,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-28 02:42:33,907 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-28 02:42:33,907 INFO L175 Difference]: Start difference. First operand has 380 places, 385 transitions, 790 flow. Second operand 3 states and 1268 transitions. [2024-11-28 02:42:33,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 384 transitions, 850 flow [2024-11-28 02:42:33,910 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 379 places, 384 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:33,915 INFO L231 Difference]: Finished difference. Result has 379 places, 384 transitions, 788 flow [2024-11-28 02:42:33,916 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=784, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=382, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=788, PETRI_PLACES=379, PETRI_TRANSITIONS=384} [2024-11-28 02:42:33,917 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -70 predicate places. [2024-11-28 02:42:33,917 INFO L471 AbstractCegarLoop]: Abstraction has has 379 places, 384 transitions, 788 flow [2024-11-28 02:42:33,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:33,918 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:33,918 INFO L206 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] [2024-11-28 02:42:33,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:42:33,919 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:33,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:33,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1214885060, now seen corresponding path program 1 times [2024-11-28 02:42:33,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:33,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957376555] [2024-11-28 02:42:33,920 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:33,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:33,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:33,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957376555] [2024-11-28 02:42:33,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957376555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:33,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:33,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:33,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603666562] [2024-11-28 02:42:33,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:33,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:33,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:33,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:33,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:34,041 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 406 out of 526 [2024-11-28 02:42:34,043 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 379 places, 384 transitions, 788 flow. Second operand has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 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) [2024-11-28 02:42:34,043 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:34,044 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 406 of 526 [2024-11-28 02:42:34,044 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:34,823 INFO L124 PetriNetUnfolderBase]: 1319/3797 cut-off events. [2024-11-28 02:42:34,823 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:34,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5623 conditions, 3797 events. 1319/3797 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27434 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5545. Up to 1666 conditions per place. [2024-11-28 02:42:34,860 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 35 selfloop transitions, 2 changer transitions 0/383 dead transitions. [2024-11-28 02:42:34,860 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 383 transitions, 860 flow [2024-11-28 02:42:34,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1256 transitions. [2024-11-28 02:42:34,864 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7959442332065906 [2024-11-28 02:42:34,864 INFO L175 Difference]: Start difference. First operand has 379 places, 384 transitions, 788 flow. Second operand 3 states and 1256 transitions. [2024-11-28 02:42:34,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 380 places, 383 transitions, 860 flow [2024-11-28 02:42:34,867 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 383 transitions, 856 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:34,872 INFO L231 Difference]: Finished difference. Result has 378 places, 383 transitions, 786 flow [2024-11-28 02:42:34,873 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=376, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=381, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=786, PETRI_PLACES=378, PETRI_TRANSITIONS=383} [2024-11-28 02:42:34,873 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -71 predicate places. [2024-11-28 02:42:34,873 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 383 transitions, 786 flow [2024-11-28 02:42:34,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 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) [2024-11-28 02:42:34,875 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:34,875 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:42:34,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 02:42:34,875 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:34,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:34,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1179248788, now seen corresponding path program 1 times [2024-11-28 02:42:34,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:34,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825824446] [2024-11-28 02:42:34,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:34,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:34,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:34,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825824446] [2024-11-28 02:42:34,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825824446] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:34,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:34,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:34,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350908432] [2024-11-28 02:42:34,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:34,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:34,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:34,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:34,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:35,001 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-28 02:42:35,003 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 383 transitions, 786 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:35,003 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:35,003 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-28 02:42:35,003 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:35,697 INFO L124 PetriNetUnfolderBase]: 1319/3796 cut-off events. [2024-11-28 02:42:35,697 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:35,706 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5617 conditions, 3796 events. 1319/3796 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27445 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5531. Up to 1661 conditions per place. [2024-11-28 02:42:35,716 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/382 dead transitions. [2024-11-28 02:42:35,716 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 382 transitions, 848 flow [2024-11-28 02:42:35,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:35,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-28 02:42:35,720 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-28 02:42:35,721 INFO L175 Difference]: Start difference. First operand has 378 places, 383 transitions, 786 flow. Second operand 3 states and 1266 transitions. [2024-11-28 02:42:35,721 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 382 transitions, 848 flow [2024-11-28 02:42:35,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 382 transitions, 844 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:35,728 INFO L231 Difference]: Finished difference. Result has 377 places, 382 transitions, 784 flow [2024-11-28 02:42:35,728 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=780, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=382, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=380, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=784, PETRI_PLACES=377, PETRI_TRANSITIONS=382} [2024-11-28 02:42:35,729 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -72 predicate places. [2024-11-28 02:42:35,729 INFO L471 AbstractCegarLoop]: Abstraction has has 377 places, 382 transitions, 784 flow [2024-11-28 02:42:35,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:35,730 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:35,730 INFO L206 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] [2024-11-28 02:42:35,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:42:35,731 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:35,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:35,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1421094496, now seen corresponding path program 1 times [2024-11-28 02:42:35,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:35,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037155740] [2024-11-28 02:42:35,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:35,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:35,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:35,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:35,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037155740] [2024-11-28 02:42:35,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037155740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:35,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:35,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:35,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910669855] [2024-11-28 02:42:35,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:35,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:35,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:35,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:35,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:35,850 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-28 02:42:35,851 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 382 transitions, 784 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:35,852 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:35,852 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-28 02:42:35,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:36,523 INFO L124 PetriNetUnfolderBase]: 1319/3795 cut-off events. [2024-11-28 02:42:36,523 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:36,531 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5616 conditions, 3795 events. 1319/3795 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27448 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5522. Up to 1661 conditions per place. [2024-11-28 02:42:36,539 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/381 dead transitions. [2024-11-28 02:42:36,540 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 381 transitions, 846 flow [2024-11-28 02:42:36,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:36,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-28 02:42:36,543 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-28 02:42:36,543 INFO L175 Difference]: Start difference. First operand has 377 places, 382 transitions, 784 flow. Second operand 3 states and 1266 transitions. [2024-11-28 02:42:36,543 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 378 places, 381 transitions, 846 flow [2024-11-28 02:42:36,546 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 381 transitions, 842 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:36,551 INFO L231 Difference]: Finished difference. Result has 376 places, 381 transitions, 782 flow [2024-11-28 02:42:36,551 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=778, PETRI_DIFFERENCE_MINUEND_PLACES=374, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=381, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=782, PETRI_PLACES=376, PETRI_TRANSITIONS=381} [2024-11-28 02:42:36,552 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -73 predicate places. [2024-11-28 02:42:36,552 INFO L471 AbstractCegarLoop]: Abstraction has has 376 places, 381 transitions, 782 flow [2024-11-28 02:42:36,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:36,553 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:36,554 INFO L206 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] [2024-11-28 02:42:36,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 02:42:36,554 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:36,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:36,555 INFO L85 PathProgramCache]: Analyzing trace with hash 505052509, now seen corresponding path program 1 times [2024-11-28 02:42:36,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:36,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54537289] [2024-11-28 02:42:36,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:36,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:36,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:36,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54537289] [2024-11-28 02:42:36,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54537289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:36,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:36,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:36,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213901275] [2024-11-28 02:42:36,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:36,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:36,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:36,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:36,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:36,640 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-28 02:42:36,642 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 381 transitions, 782 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:36,643 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:36,643 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-28 02:42:36,643 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:37,358 INFO L124 PetriNetUnfolderBase]: 1319/3794 cut-off events. [2024-11-28 02:42:37,358 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:37,368 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5615 conditions, 3794 events. 1319/3794 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27425 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5513. Up to 1661 conditions per place. [2024-11-28 02:42:37,387 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/380 dead transitions. [2024-11-28 02:42:37,387 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 380 transitions, 844 flow [2024-11-28 02:42:37,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-28 02:42:37,390 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-28 02:42:37,390 INFO L175 Difference]: Start difference. First operand has 376 places, 381 transitions, 782 flow. Second operand 3 states and 1266 transitions. [2024-11-28 02:42:37,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 380 transitions, 844 flow [2024-11-28 02:42:37,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 380 transitions, 840 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:37,398 INFO L231 Difference]: Finished difference. Result has 375 places, 380 transitions, 780 flow [2024-11-28 02:42:37,399 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=378, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=780, PETRI_PLACES=375, PETRI_TRANSITIONS=380} [2024-11-28 02:42:37,399 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -74 predicate places. [2024-11-28 02:42:37,399 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 380 transitions, 780 flow [2024-11-28 02:42:37,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:37,400 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:37,401 INFO L206 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] [2024-11-28 02:42:37,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 02:42:37,401 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:37,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:37,401 INFO L85 PathProgramCache]: Analyzing trace with hash 594089966, now seen corresponding path program 1 times [2024-11-28 02:42:37,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:37,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406680404] [2024-11-28 02:42:37,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:37,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:37,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:37,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:37,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406680404] [2024-11-28 02:42:37,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406680404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:37,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:37,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:37,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635175415] [2024-11-28 02:42:37,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:37,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:37,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:37,466 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:37,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:37,486 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-28 02:42:37,488 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 380 transitions, 780 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:37,488 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:37,488 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-28 02:42:37,488 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:38,215 INFO L124 PetriNetUnfolderBase]: 1319/3793 cut-off events. [2024-11-28 02:42:38,215 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:38,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5614 conditions, 3793 events. 1319/3793 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27436 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5504. Up to 1661 conditions per place. [2024-11-28 02:42:38,243 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/379 dead transitions. [2024-11-28 02:42:38,244 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 376 places, 379 transitions, 842 flow [2024-11-28 02:42:38,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:38,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-28 02:42:38,246 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-28 02:42:38,246 INFO L175 Difference]: Start difference. First operand has 375 places, 380 transitions, 780 flow. Second operand 3 states and 1266 transitions. [2024-11-28 02:42:38,246 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 376 places, 379 transitions, 842 flow [2024-11-28 02:42:38,249 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 379 transitions, 838 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:38,252 INFO L231 Difference]: Finished difference. Result has 374 places, 379 transitions, 778 flow [2024-11-28 02:42:38,253 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=774, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=379, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=778, PETRI_PLACES=374, PETRI_TRANSITIONS=379} [2024-11-28 02:42:38,254 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -75 predicate places. [2024-11-28 02:42:38,254 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 379 transitions, 778 flow [2024-11-28 02:42:38,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-28 02:42:38,255 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:38,255 INFO L206 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] [2024-11-28 02:42:38,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 02:42:38,255 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:38,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:38,256 INFO L85 PathProgramCache]: Analyzing trace with hash -340334763, now seen corresponding path program 1 times [2024-11-28 02:42:38,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:38,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092491859] [2024-11-28 02:42:38,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:38,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:38,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:38,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092491859] [2024-11-28 02:42:38,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092491859] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:38,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:38,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:38,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328857625] [2024-11-28 02:42:38,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:38,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:38,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:38,361 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:38,361 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:38,404 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 406 out of 526 [2024-11-28 02:42:38,405 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 379 transitions, 778 flow. Second operand has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 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) [2024-11-28 02:42:38,406 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:38,406 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 406 of 526 [2024-11-28 02:42:38,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:39,047 INFO L124 PetriNetUnfolderBase]: 1406/4050 cut-off events. [2024-11-28 02:42:39,048 INFO L125 PetriNetUnfolderBase]: For 311/311 co-relation queries the response was YES. [2024-11-28 02:42:39,059 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6004 conditions, 4050 events. 1406/4050 cut-off events. For 311/311 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 29919 event pairs, 616 based on Foata normal form. 0/3344 useless extension candidates. Maximal degree in co-relation 5886. Up to 1786 conditions per place. [2024-11-28 02:42:39,074 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 33 selfloop transitions, 2 changer transitions 0/378 dead transitions. [2024-11-28 02:42:39,074 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 378 transitions, 846 flow [2024-11-28 02:42:39,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:39,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1254 transitions. [2024-11-28 02:42:39,077 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7946768060836502 [2024-11-28 02:42:39,077 INFO L175 Difference]: Start difference. First operand has 374 places, 379 transitions, 778 flow. Second operand 3 states and 1254 transitions. [2024-11-28 02:42:39,077 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 378 transitions, 846 flow [2024-11-28 02:42:39,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 378 transitions, 842 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:39,082 INFO L231 Difference]: Finished difference. Result has 373 places, 378 transitions, 776 flow [2024-11-28 02:42:39,083 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=772, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=378, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=376, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=776, PETRI_PLACES=373, PETRI_TRANSITIONS=378} [2024-11-28 02:42:39,086 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -76 predicate places. [2024-11-28 02:42:39,086 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 378 transitions, 776 flow [2024-11-28 02:42:39,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 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) [2024-11-28 02:42:39,087 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:39,087 INFO L206 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] [2024-11-28 02:42:39,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 02:42:39,087 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:39,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:39,088 INFO L85 PathProgramCache]: Analyzing trace with hash -544491659, now seen corresponding path program 1 times [2024-11-28 02:42:39,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:39,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394632593] [2024-11-28 02:42:39,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:39,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:39,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:39,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:39,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394632593] [2024-11-28 02:42:39,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394632593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:39,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:39,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:39,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166014254] [2024-11-28 02:42:39,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:39,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:39,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:39,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:39,159 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:39,186 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 400 out of 526 [2024-11-28 02:42:39,188 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 378 transitions, 776 flow. Second operand has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 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) [2024-11-28 02:42:39,188 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:39,188 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 400 of 526 [2024-11-28 02:42:39,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:39,781 INFO L124 PetriNetUnfolderBase]: 1507/4324 cut-off events. [2024-11-28 02:42:39,781 INFO L125 PetriNetUnfolderBase]: For 334/334 co-relation queries the response was YES. [2024-11-28 02:42:39,791 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6430 conditions, 4324 events. 1507/4324 cut-off events. For 334/334 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 32651 event pairs, 676 based on Foata normal form. 0/3583 useless extension candidates. Maximal degree in co-relation 6304. Up to 1928 conditions per place. [2024-11-28 02:42:39,804 INFO L140 encePairwiseOnDemand]: 521/526 looper letters, 34 selfloop transitions, 1 changer transitions 0/374 dead transitions. [2024-11-28 02:42:39,804 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 374 transitions, 838 flow [2024-11-28 02:42:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1239 transitions. [2024-11-28 02:42:39,807 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.785171102661597 [2024-11-28 02:42:39,807 INFO L175 Difference]: Start difference. First operand has 373 places, 378 transitions, 776 flow. Second operand 3 states and 1239 transitions. [2024-11-28 02:42:39,807 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 374 transitions, 838 flow [2024-11-28 02:42:39,809 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 374 transitions, 834 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:39,813 INFO L231 Difference]: Finished difference. Result has 369 places, 374 transitions, 766 flow [2024-11-28 02:42:39,813 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=764, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=766, PETRI_PLACES=369, PETRI_TRANSITIONS=374} [2024-11-28 02:42:39,814 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -80 predicate places. [2024-11-28 02:42:39,814 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 374 transitions, 766 flow [2024-11-28 02:42:39,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 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) [2024-11-28 02:42:39,815 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:39,815 INFO L206 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] [2024-11-28 02:42:39,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 02:42:39,816 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:39,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:39,816 INFO L85 PathProgramCache]: Analyzing trace with hash 751325294, now seen corresponding path program 1 times [2024-11-28 02:42:39,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:39,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294567667] [2024-11-28 02:42:39,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:39,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:40,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:40,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294567667] [2024-11-28 02:42:40,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294567667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:40,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:40,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:42:40,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758215208] [2024-11-28 02:42:40,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:40,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:42:40,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:40,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:42:40,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:42:40,811 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 405 out of 526 [2024-11-28 02:42:40,814 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 374 transitions, 766 flow. Second operand has 6 states, 6 states have (on average 406.5) internal successors, (2439), 6 states have internal predecessors, (2439), 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) [2024-11-28 02:42:40,814 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:40,814 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 405 of 526 [2024-11-28 02:42:40,814 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:41,536 INFO L124 PetriNetUnfolderBase]: 1319/3780 cut-off events. [2024-11-28 02:42:41,536 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:41,556 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5607 conditions, 3780 events. 1319/3780 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27315 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5482. Up to 1665 conditions per place. [2024-11-28 02:42:41,570 INFO L140 encePairwiseOnDemand]: 520/526 looper letters, 34 selfloop transitions, 5 changer transitions 0/373 dead transitions. [2024-11-28 02:42:41,571 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 373 transitions, 842 flow [2024-11-28 02:42:41,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:42:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 02:42:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2470 transitions. [2024-11-28 02:42:41,575 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7826362484157161 [2024-11-28 02:42:41,575 INFO L175 Difference]: Start difference. First operand has 369 places, 374 transitions, 766 flow. Second operand 6 states and 2470 transitions. [2024-11-28 02:42:41,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 373 transitions, 842 flow [2024-11-28 02:42:41,577 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 373 transitions, 841 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 02:42:41,580 INFO L231 Difference]: Finished difference. Result has 372 places, 373 transitions, 773 flow [2024-11-28 02:42:41,581 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=773, PETRI_PLACES=372, PETRI_TRANSITIONS=373} [2024-11-28 02:42:41,583 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -77 predicate places. [2024-11-28 02:42:41,583 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 373 transitions, 773 flow [2024-11-28 02:42:41,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 406.5) internal successors, (2439), 6 states have internal predecessors, (2439), 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) [2024-11-28 02:42:41,585 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:41,585 INFO L206 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] [2024-11-28 02:42:41,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 02:42:41,585 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:41,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:41,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1019752578, now seen corresponding path program 1 times [2024-11-28 02:42:41,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:41,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068253301] [2024-11-28 02:42:41,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:41,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:41,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:41,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068253301] [2024-11-28 02:42:41,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068253301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:41,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:41,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:41,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306756285] [2024-11-28 02:42:41,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:41,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:41,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:41,654 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:41,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:41,664 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-28 02:42:41,666 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 373 transitions, 773 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:41,666 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:41,666 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-28 02:42:41,666 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:42,337 INFO L124 PetriNetUnfolderBase]: 1319/3779 cut-off events. [2024-11-28 02:42:42,337 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-28 02:42:42,357 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5603 conditions, 3779 events. 1319/3779 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 27312 event pairs, 568 based on Foata normal form. 0/3122 useless extension candidates. Maximal degree in co-relation 5585. Up to 1660 conditions per place. [2024-11-28 02:42:42,372 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/372 dead transitions. [2024-11-28 02:42:42,372 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 372 transitions, 833 flow [2024-11-28 02:42:42,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:42,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-28 02:42:42,375 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-28 02:42:42,375 INFO L175 Difference]: Start difference. First operand has 372 places, 373 transitions, 773 flow. Second operand 3 states and 1268 transitions. [2024-11-28 02:42:42,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 372 transitions, 833 flow [2024-11-28 02:42:42,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 372 transitions, 823 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-28 02:42:42,380 INFO L231 Difference]: Finished difference. Result has 368 places, 372 transitions, 765 flow [2024-11-28 02:42:42,381 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=368, PETRI_TRANSITIONS=372} [2024-11-28 02:42:42,382 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -81 predicate places. [2024-11-28 02:42:42,382 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 372 transitions, 765 flow [2024-11-28 02:42:42,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 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) [2024-11-28 02:42:42,383 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:42,383 INFO L206 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] [2024-11-28 02:42:42,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 02:42:42,383 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:42,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:42,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1194094889, now seen corresponding path program 1 times [2024-11-28 02:42:42,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:42,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119486257] [2024-11-28 02:42:42,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:42,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:42,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:42,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119486257] [2024-11-28 02:42:42,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119486257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:42,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:42,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:42,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109243210] [2024-11-28 02:42:42,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:42,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:42,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:42,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:42,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:42,485 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 400 out of 526 [2024-11-28 02:42:42,487 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 372 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 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) [2024-11-28 02:42:42,487 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:42,487 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 400 of 526 [2024-11-28 02:42:42,487 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:43,171 INFO L124 PetriNetUnfolderBase]: 1841/4780 cut-off events. [2024-11-28 02:42:43,172 INFO L125 PetriNetUnfolderBase]: For 360/360 co-relation queries the response was YES. [2024-11-28 02:42:43,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7345 conditions, 4780 events. 1841/4780 cut-off events. For 360/360 co-relation queries the response was YES. Maximal size of possible extension queue 181. Compared 35999 event pairs, 413 based on Foata normal form. 0/4003 useless extension candidates. Maximal degree in co-relation 7219. Up to 1179 conditions per place. [2024-11-28 02:42:43,195 INFO L140 encePairwiseOnDemand]: 517/526 looper letters, 58 selfloop transitions, 3 changer transitions 0/388 dead transitions. [2024-11-28 02:42:43,195 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 388 transitions, 931 flow [2024-11-28 02:42:43,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1267 transitions. [2024-11-28 02:42:43,197 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.802915082382763 [2024-11-28 02:42:43,197 INFO L175 Difference]: Start difference. First operand has 368 places, 372 transitions, 765 flow. Second operand 3 states and 1267 transitions. [2024-11-28 02:42:43,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 388 transitions, 931 flow [2024-11-28 02:42:43,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 388 transitions, 927 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:43,204 INFO L231 Difference]: Finished difference. Result has 364 places, 368 transitions, 769 flow [2024-11-28 02:42:43,205 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=364, PETRI_TRANSITIONS=368} [2024-11-28 02:42:43,205 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -85 predicate places. [2024-11-28 02:42:43,205 INFO L471 AbstractCegarLoop]: Abstraction has has 364 places, 368 transitions, 769 flow [2024-11-28 02:42:43,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 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) [2024-11-28 02:42:43,206 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:43,207 INFO L206 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] [2024-11-28 02:42:43,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 02:42:43,207 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:43,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:43,208 INFO L85 PathProgramCache]: Analyzing trace with hash 768978803, now seen corresponding path program 1 times [2024-11-28 02:42:43,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:43,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361125588] [2024-11-28 02:42:43,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:43,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:43,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:43,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361125588] [2024-11-28 02:42:43,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361125588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:43,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:43,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:43,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695821998] [2024-11-28 02:42:43,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:43,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:43,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:43,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:43,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:43,274 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-28 02:42:43,276 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 364 places, 368 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 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) [2024-11-28 02:42:43,276 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:43,276 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-28 02:42:43,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:44,433 INFO L124 PetriNetUnfolderBase]: 2365/6440 cut-off events. [2024-11-28 02:42:44,433 INFO L125 PetriNetUnfolderBase]: For 952/952 co-relation queries the response was YES. [2024-11-28 02:42:44,454 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10107 conditions, 6440 events. 2365/6440 cut-off events. For 952/952 co-relation queries the response was YES. Maximal size of possible extension queue 235. Compared 53771 event pairs, 629 based on Foata normal form. 0/5425 useless extension candidates. Maximal degree in co-relation 9980. Up to 1646 conditions per place. [2024-11-28 02:42:44,471 INFO L140 encePairwiseOnDemand]: 522/526 looper letters, 50 selfloop transitions, 4 changer transitions 0/390 dead transitions. [2024-11-28 02:42:44,471 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 390 transitions, 944 flow [2024-11-28 02:42:44,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:44,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:44,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1296 transitions. [2024-11-28 02:42:44,474 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8212927756653993 [2024-11-28 02:42:44,474 INFO L175 Difference]: Start difference. First operand has 364 places, 368 transitions, 769 flow. Second operand 3 states and 1296 transitions. [2024-11-28 02:42:44,474 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 390 transitions, 944 flow [2024-11-28 02:42:44,477 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 390 transitions, 934 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:44,480 INFO L231 Difference]: Finished difference. Result has 365 places, 370 transitions, 793 flow [2024-11-28 02:42:44,481 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=793, PETRI_PLACES=365, PETRI_TRANSITIONS=370} [2024-11-28 02:42:44,481 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -84 predicate places. [2024-11-28 02:42:44,482 INFO L471 AbstractCegarLoop]: Abstraction has has 365 places, 370 transitions, 793 flow [2024-11-28 02:42:44,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 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) [2024-11-28 02:42:44,482 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:44,483 INFO L206 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] [2024-11-28 02:42:44,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 02:42:44,483 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:44,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:44,484 INFO L85 PathProgramCache]: Analyzing trace with hash -328980812, now seen corresponding path program 1 times [2024-11-28 02:42:44,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:44,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290317826] [2024-11-28 02:42:44,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:44,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:44,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:44,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290317826] [2024-11-28 02:42:44,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290317826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:44,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:44,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:44,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105111758] [2024-11-28 02:42:44,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:44,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:44,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:44,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:44,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:44,559 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 416 out of 526 [2024-11-28 02:42:44,561 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 365 places, 370 transitions, 793 flow. Second operand has 3 states, 3 states have (on average 416.6666666666667) internal successors, (1250), 3 states have internal predecessors, (1250), 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) [2024-11-28 02:42:44,561 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:44,561 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 416 of 526 [2024-11-28 02:42:44,561 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:46,510 INFO L124 PetriNetUnfolderBase]: 4048/10887 cut-off events. [2024-11-28 02:42:46,510 INFO L125 PetriNetUnfolderBase]: For 2294/2294 co-relation queries the response was YES. [2024-11-28 02:42:46,531 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17769 conditions, 10887 events. 4048/10887 cut-off events. For 2294/2294 co-relation queries the response was YES. Maximal size of possible extension queue 389. Compared 102832 event pairs, 1964 based on Foata normal form. 0/9114 useless extension candidates. Maximal degree in co-relation 17642. Up to 3035 conditions per place. [2024-11-28 02:42:46,557 INFO L140 encePairwiseOnDemand]: 522/526 looper letters, 60 selfloop transitions, 3 changer transitions 0/399 dead transitions. [2024-11-28 02:42:46,557 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 399 transitions, 1022 flow [2024-11-28 02:42:46,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:46,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1302 transitions. [2024-11-28 02:42:46,560 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8250950570342205 [2024-11-28 02:42:46,560 INFO L175 Difference]: Start difference. First operand has 365 places, 370 transitions, 793 flow. Second operand 3 states and 1302 transitions. [2024-11-28 02:42:46,560 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 399 transitions, 1022 flow [2024-11-28 02:42:46,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 364 places, 399 transitions, 1008 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:46,564 INFO L231 Difference]: Finished difference. Result has 366 places, 371 transitions, 803 flow [2024-11-28 02:42:46,565 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=783, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=803, PETRI_PLACES=366, PETRI_TRANSITIONS=371} [2024-11-28 02:42:46,565 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -83 predicate places. [2024-11-28 02:42:46,565 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 371 transitions, 803 flow [2024-11-28 02:42:46,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 416.6666666666667) internal successors, (1250), 3 states have internal predecessors, (1250), 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) [2024-11-28 02:42:46,566 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:46,566 INFO L206 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] [2024-11-28 02:42:46,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 02:42:46,566 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:46,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:46,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1469556631, now seen corresponding path program 1 times [2024-11-28 02:42:46,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:46,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289123152] [2024-11-28 02:42:46,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:46,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:46,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:46,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289123152] [2024-11-28 02:42:46,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289123152] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:46,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:46,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:46,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872609955] [2024-11-28 02:42:46,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:46,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:46,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:46,646 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:46,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:46,657 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-28 02:42:46,658 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 371 transitions, 803 flow. Second operand has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 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) [2024-11-28 02:42:46,659 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:46,659 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-28 02:42:46,659 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:50,212 INFO L124 PetriNetUnfolderBase]: 7061/18403 cut-off events. [2024-11-28 02:42:50,213 INFO L125 PetriNetUnfolderBase]: For 3881/3881 co-relation queries the response was YES. [2024-11-28 02:42:50,276 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31023 conditions, 18403 events. 7061/18403 cut-off events. For 3881/3881 co-relation queries the response was YES. Maximal size of possible extension queue 657. Compared 189122 event pairs, 3451 based on Foata normal form. 0/15463 useless extension candidates. Maximal degree in co-relation 30894. Up to 5267 conditions per place. [2024-11-28 02:42:50,339 INFO L140 encePairwiseOnDemand]: 522/526 looper letters, 64 selfloop transitions, 4 changer transitions 0/402 dead transitions. [2024-11-28 02:42:50,339 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 402 transitions, 1052 flow [2024-11-28 02:42:50,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:50,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1300 transitions. [2024-11-28 02:42:50,342 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8238276299112801 [2024-11-28 02:42:50,342 INFO L175 Difference]: Start difference. First operand has 366 places, 371 transitions, 803 flow. Second operand 3 states and 1300 transitions. [2024-11-28 02:42:50,342 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 402 transitions, 1052 flow [2024-11-28 02:42:50,349 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 402 transitions, 1042 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:50,354 INFO L231 Difference]: Finished difference. Result has 367 places, 373 transitions, 827 flow [2024-11-28 02:42:50,354 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=795, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=827, PETRI_PLACES=367, PETRI_TRANSITIONS=373} [2024-11-28 02:42:50,355 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -82 predicate places. [2024-11-28 02:42:50,355 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 373 transitions, 827 flow [2024-11-28 02:42:50,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 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) [2024-11-28 02:42:50,356 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:50,356 INFO L206 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] [2024-11-28 02:42:50,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 02:42:50,356 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:50,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:50,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1626491987, now seen corresponding path program 1 times [2024-11-28 02:42:50,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:50,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351792084] [2024-11-28 02:42:50,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:50,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:50,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:50,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351792084] [2024-11-28 02:42:50,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351792084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:50,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:50,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:50,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632419385] [2024-11-28 02:42:50,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:50,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:50,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:50,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:50,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:50,446 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-28 02:42:50,448 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 373 transitions, 827 flow. Second operand has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 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) [2024-11-28 02:42:50,448 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:50,448 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-28 02:42:50,448 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:42:54,463 INFO L124 PetriNetUnfolderBase]: 9127/21789 cut-off events. [2024-11-28 02:42:54,463 INFO L125 PetriNetUnfolderBase]: For 5562/5562 co-relation queries the response was YES. [2024-11-28 02:42:54,554 INFO L83 FinitePrefix]: Finished finitePrefix Result has 38802 conditions, 21789 events. 9127/21789 cut-off events. For 5562/5562 co-relation queries the response was YES. Maximal size of possible extension queue 764. Compared 218455 event pairs, 1204 based on Foata normal form. 0/18743 useless extension candidates. Maximal degree in co-relation 38672. Up to 10921 conditions per place. [2024-11-28 02:42:54,646 INFO L140 encePairwiseOnDemand]: 520/526 looper letters, 64 selfloop transitions, 4 changer transitions 0/398 dead transitions. [2024-11-28 02:42:54,646 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 398 transitions, 1057 flow [2024-11-28 02:42:54,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:42:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:42:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1282 transitions. [2024-11-28 02:42:54,650 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8124207858048162 [2024-11-28 02:42:54,650 INFO L175 Difference]: Start difference. First operand has 367 places, 373 transitions, 827 flow. Second operand 3 states and 1282 transitions. [2024-11-28 02:42:54,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 398 transitions, 1057 flow [2024-11-28 02:42:54,661 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 398 transitions, 1043 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:42:54,667 INFO L231 Difference]: Finished difference. Result has 366 places, 374 transitions, 839 flow [2024-11-28 02:42:54,667 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=815, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=839, PETRI_PLACES=366, PETRI_TRANSITIONS=374} [2024-11-28 02:42:54,668 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -83 predicate places. [2024-11-28 02:42:54,668 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 374 transitions, 839 flow [2024-11-28 02:42:54,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 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) [2024-11-28 02:42:54,669 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:42:54,669 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:42:54,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 02:42:54,670 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:42:54,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:42:54,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1646951763, now seen corresponding path program 1 times [2024-11-28 02:42:54,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:42:54,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525093620] [2024-11-28 02:42:54,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:42:54,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:42:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:42:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:42:54,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:42:54,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525093620] [2024-11-28 02:42:54,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525093620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:42:54,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:42:54,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:42:54,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578207099] [2024-11-28 02:42:54,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:42:54,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:42:54,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:42:54,756 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:42:54,756 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:42:54,778 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-28 02:42:54,780 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 374 transitions, 839 flow. Second operand has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 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) [2024-11-28 02:42:54,780 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:42:54,781 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-28 02:42:54,781 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:43:00,003 INFO L124 PetriNetUnfolderBase]: 11737/29775 cut-off events. [2024-11-28 02:43:00,004 INFO L125 PetriNetUnfolderBase]: For 7555/7555 co-relation queries the response was YES. [2024-11-28 02:43:00,133 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53798 conditions, 29775 events. 11737/29775 cut-off events. For 7555/7555 co-relation queries the response was YES. Maximal size of possible extension queue 966. Compared 320200 event pairs, 2352 based on Foata normal form. 0/25676 useless extension candidates. Maximal degree in co-relation 53668. Up to 12037 conditions per place. [2024-11-28 02:43:00,274 INFO L140 encePairwiseOnDemand]: 520/526 looper letters, 69 selfloop transitions, 4 changer transitions 0/402 dead transitions. [2024-11-28 02:43:00,274 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 402 transitions, 1090 flow [2024-11-28 02:43:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:43:00,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:43:00,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1283 transitions. [2024-11-28 02:43:00,277 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8130544993662865 [2024-11-28 02:43:00,277 INFO L175 Difference]: Start difference. First operand has 366 places, 374 transitions, 839 flow. Second operand 3 states and 1283 transitions. [2024-11-28 02:43:00,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 402 transitions, 1090 flow [2024-11-28 02:43:00,283 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 402 transitions, 1090 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 02:43:00,286 INFO L231 Difference]: Finished difference. Result has 367 places, 375 transitions, 859 flow [2024-11-28 02:43:00,287 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=835, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=859, PETRI_PLACES=367, PETRI_TRANSITIONS=375} [2024-11-28 02:43:00,287 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -82 predicate places. [2024-11-28 02:43:00,287 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 375 transitions, 859 flow [2024-11-28 02:43:00,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 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) [2024-11-28 02:43:00,288 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:43:00,288 INFO L206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:43:00,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 02:43:00,288 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:43:00,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:43:00,290 INFO L85 PathProgramCache]: Analyzing trace with hash -2071715339, now seen corresponding path program 1 times [2024-11-28 02:43:00,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:43:00,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513279899] [2024-11-28 02:43:00,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:43:00,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:43:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:43:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:43:00,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:43:00,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513279899] [2024-11-28 02:43:00,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513279899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:43:00,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:43:00,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:43:00,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604460182] [2024-11-28 02:43:00,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:43:00,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:43:00,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:43:00,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:43:00,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:43:00,395 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-28 02:43:00,396 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 375 transitions, 859 flow. Second operand has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 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) [2024-11-28 02:43:00,397 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:43:00,397 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-28 02:43:00,397 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:43:05,369 INFO L124 PetriNetUnfolderBase]: 10925/28799 cut-off events. [2024-11-28 02:43:05,370 INFO L125 PetriNetUnfolderBase]: For 9233/9233 co-relation queries the response was YES. [2024-11-28 02:43:05,479 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54204 conditions, 28799 events. 10925/28799 cut-off events. For 9233/9233 co-relation queries the response was YES. Maximal size of possible extension queue 942. Compared 315657 event pairs, 4510 based on Foata normal form. 0/24758 useless extension candidates. Maximal degree in co-relation 54073. Up to 14071 conditions per place. [2024-11-28 02:43:05,629 INFO L140 encePairwiseOnDemand]: 524/526 looper letters, 42 selfloop transitions, 1 changer transitions 0/374 dead transitions. [2024-11-28 02:43:05,629 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 374 transitions, 943 flow [2024-11-28 02:43:05,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:43:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:43:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1275 transitions. [2024-11-28 02:43:05,632 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8079847908745247 [2024-11-28 02:43:05,632 INFO L175 Difference]: Start difference. First operand has 367 places, 375 transitions, 859 flow. Second operand 3 states and 1275 transitions. [2024-11-28 02:43:05,632 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 374 transitions, 943 flow [2024-11-28 02:43:05,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 374 transitions, 943 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 02:43:05,646 INFO L231 Difference]: Finished difference. Result has 368 places, 374 transitions, 859 flow [2024-11-28 02:43:05,647 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=857, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=859, PETRI_PLACES=368, PETRI_TRANSITIONS=374} [2024-11-28 02:43:05,647 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -81 predicate places. [2024-11-28 02:43:05,647 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 374 transitions, 859 flow [2024-11-28 02:43:05,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 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) [2024-11-28 02:43:05,648 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:43:05,648 INFO L206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:43:05,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 02:43:05,648 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-28 02:43:05,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:43:05,650 INFO L85 PathProgramCache]: Analyzing trace with hash -377821625, now seen corresponding path program 1 times [2024-11-28 02:43:05,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:43:05,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470664212] [2024-11-28 02:43:05,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:43:05,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:43:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:43:05,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:43:05,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:43:05,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470664212] [2024-11-28 02:43:05,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470664212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:43:05,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:43:05,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:43:05,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101615933] [2024-11-28 02:43:05,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:43:05,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:43:05,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:43:05,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:43:05,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:43:05,775 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-28 02:43:05,777 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 374 transitions, 859 flow. Second operand has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 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) [2024-11-28 02:43:05,777 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:43:05,777 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-28 02:43:05,777 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:43:10,462 INFO L124 PetriNetUnfolderBase]: 10925/28798 cut-off events. [2024-11-28 02:43:10,463 INFO L125 PetriNetUnfolderBase]: For 9233/9233 co-relation queries the response was YES. [2024-11-28 02:43:10,562 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54204 conditions, 28798 events. 10925/28798 cut-off events. For 9233/9233 co-relation queries the response was YES. Maximal size of possible extension queue 942. Compared 315782 event pairs, 4510 based on Foata normal form. 1/24758 useless extension candidates. Maximal degree in co-relation 54190. Up to 14071 conditions per place. [2024-11-28 02:43:10,571 INFO L140 encePairwiseOnDemand]: 524/526 looper letters, 0 selfloop transitions, 0 changer transitions 373/373 dead transitions. [2024-11-28 02:43:10,572 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 373 transitions, 941 flow [2024-11-28 02:43:10,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:43:10,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:43:10,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1274 transitions. [2024-11-28 02:43:10,574 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8073510773130546 [2024-11-28 02:43:10,574 INFO L175 Difference]: Start difference. First operand has 368 places, 374 transitions, 859 flow. Second operand 3 states and 1274 transitions. [2024-11-28 02:43:10,574 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 373 transitions, 941 flow [2024-11-28 02:43:10,580 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 373 transitions, 940 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 02:43:10,582 INFO L231 Difference]: Finished difference. Result has 368 places, 0 transitions, 0 flow [2024-11-28 02:43:10,582 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=856, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=368, PETRI_TRANSITIONS=0} [2024-11-28 02:43:10,582 INFO L279 CegarLoopForPetriNet]: 449 programPoint places, -81 predicate places. [2024-11-28 02:43:10,582 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 0 transitions, 0 flow [2024-11-28 02:43:10,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 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) [2024-11-28 02:43:10,586 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (146 of 147 remaining) [2024-11-28 02:43:10,586 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (145 of 147 remaining) [2024-11-28 02:43:10,586 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (144 of 147 remaining) [2024-11-28 02:43:10,586 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (143 of 147 remaining) [2024-11-28 02:43:10,586 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (142 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (141 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (140 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (139 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (138 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (137 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (136 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (135 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (134 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (133 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (132 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (131 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (130 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (129 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (128 of 147 remaining) [2024-11-28 02:43:10,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (127 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (126 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (125 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (124 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (123 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (122 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (121 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (120 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (119 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (118 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (117 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (116 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (115 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (114 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (113 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (112 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (111 of 147 remaining) [2024-11-28 02:43:10,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (110 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (109 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (108 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (107 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (106 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (105 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (104 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (103 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (102 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (101 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (100 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (99 of 147 remaining) [2024-11-28 02:43:10,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (98 of 147 remaining) [2024-11-28 02:43:10,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (97 of 147 remaining) [2024-11-28 02:43:10,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (96 of 147 remaining) [2024-11-28 02:43:10,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (95 of 147 remaining) [2024-11-28 02:43:10,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (94 of 147 remaining) [2024-11-28 02:43:10,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (93 of 147 remaining) [2024-11-28 02:43:10,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (92 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (91 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (90 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (89 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (88 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (87 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (86 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (85 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (84 of 147 remaining) [2024-11-28 02:43:10,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (83 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (82 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (81 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (80 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (79 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (78 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (77 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (76 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (75 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (74 of 147 remaining) [2024-11-28 02:43:10,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (73 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (72 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (71 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (70 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (69 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (68 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (67 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (66 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (65 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (64 of 147 remaining) [2024-11-28 02:43:10,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (63 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (62 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (61 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (60 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (59 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (58 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (57 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 147 remaining) [2024-11-28 02:43:10,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork2Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork2Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (50 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (49 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (48 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (47 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (46 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (45 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (44 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (43 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (42 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (41 of 147 remaining) [2024-11-28 02:43:10,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (40 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (28 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (27 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (26 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (25 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (24 of 147 remaining) [2024-11-28 02:43:10,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (21 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (20 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (19 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (18 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (17 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (16 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (15 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (14 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (13 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (12 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (11 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 147 remaining) [2024-11-28 02:43:10,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 147 remaining) [2024-11-28 02:43:10,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 147 remaining) [2024-11-28 02:43:10,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 147 remaining) [2024-11-28 02:43:10,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 147 remaining) [2024-11-28 02:43:10,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 147 remaining) [2024-11-28 02:43:10,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 147 remaining) [2024-11-28 02:43:10,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 147 remaining) [2024-11-28 02:43:10,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 147 remaining) [2024-11-28 02:43:10,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 02:43:10,599 INFO L422 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] [2024-11-28 02:43:10,607 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-28 02:43:10,607 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:43:10,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:43:10 BasicIcfg [2024-11-28 02:43:10,615 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:43:10,616 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:43:10,616 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:43:10,616 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:43:10,617 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:42:24" (3/4) ... [2024-11-28 02:43:10,619 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:43:10,621 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-28 02:43:10,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-28 02:43:10,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-28 02:43:10,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-28 02:43:10,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2024-11-28 02:43:10,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2024-11-28 02:43:10,628 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-28 02:43:10,628 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 02:43:10,628 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 02:43:10,629 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:43:10,735 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:43:10,735 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:43:10,735 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:43:10,737 INFO L158 Benchmark]: Toolchain (without parser) took 48499.61ms. Allocated memory was 117.4MB in the beginning and 11.6GB in the end (delta: 11.5GB). Free memory was 93.3MB in the beginning and 9.5GB in the end (delta: -9.4GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-11-28 02:43:10,737 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:43:10,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.96ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 78.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:43:10,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.74ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 75.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:43:10,739 INFO L158 Benchmark]: Boogie Preprocessor took 80.56ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 72.0MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:43:10,740 INFO L158 Benchmark]: RCFGBuilder took 1873.40ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 39.1MB in the end (delta: 32.9MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-11-28 02:43:10,740 INFO L158 Benchmark]: TraceAbstraction took 45909.49ms. Allocated memory was 117.4MB in the beginning and 11.6GB in the end (delta: 11.5GB). Free memory was 38.4MB in the beginning and 9.6GB in the end (delta: -9.5GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-11-28 02:43:10,741 INFO L158 Benchmark]: Witness Printer took 119.53ms. Allocated memory is still 11.6GB. Free memory was 9.6GB in the beginning and 9.5GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:43:10,743 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.96ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 78.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.74ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 75.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 80.56ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 72.0MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1873.40ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 39.1MB in the end (delta: 32.9MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * TraceAbstraction took 45909.49ms. Allocated memory was 117.4MB in the beginning and 11.6GB in the end (delta: 11.5GB). Free memory was 38.4MB in the beginning and 9.6GB in the end (delta: -9.5GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Witness Printer took 119.53ms. Allocated memory is still 11.6GB. Free memory was 9.6GB in the beginning and 9.5GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 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: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: 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: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 144]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 177]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - 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: 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: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 625 locations, 147 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: 45.6s, OverallIterations: 23, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 42.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 592 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 275 mSDsluCounter, 114 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 96 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1682 IncrementalHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 96 mSolverCounterUnsat, 114 mSDtfsCounter, 1682 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=958occurred in iteration=0, InterpolantAutomatonStates: 72, 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, 2.3s InterpolantComputationTime, 2944 NumberOfCodeBlocks, 2944 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 2921 ConstructedInterpolants, 0 QuantifiedInterpolants, 3080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 83 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-28 02:43:10,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09fb6c89-e916-4cd0-a307-7f76cfccb6b6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE