./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-min-array-hom.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-min-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC --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 0224e82797c7b26c7800eaf85be5e5678e7961d21aa4e2312eda2860d261b33a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:41:05,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:41:05,389 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-24 00:41:05,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:41:05,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:41:05,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:41:05,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:41:05,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:41:05,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:41:05,444 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:41:05,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:41:05,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:41:05,445 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:41:05,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:41:05,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:41:05,446 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:41:05,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:41:05,447 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:41:05,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:41:05,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:41:05,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:41:05,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:41:05,447 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-24 00:41:05,448 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 00:41:05,448 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:41:05,448 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:41:05,448 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:41:05,448 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:41:05,448 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:41:05,449 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:41:05,449 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:41:05,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:41:05,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:41:05,450 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:41:05,450 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:41:05,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:41:05,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:41:05,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:41:05,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:41:05,451 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_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC 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 -> 0224e82797c7b26c7800eaf85be5e5678e7961d21aa4e2312eda2860d261b33a [2024-11-24 00:41:05,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:41:05,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:41:05,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:41:05,818 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:41:05,819 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:41:05,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/weaver/popl20-more-min-array-hom.wvr.c [2024-11-24 00:41:08,856 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/data/6bf916e3f/7dc8345ac452453d9f22d6668752355a/FLAGf6fe7f321 [2024-11-24 00:41:09,187 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:41:09,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/sv-benchmarks/c/weaver/popl20-more-min-array-hom.wvr.c [2024-11-24 00:41:09,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/data/6bf916e3f/7dc8345ac452453d9f22d6668752355a/FLAGf6fe7f321 [2024-11-24 00:41:09,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/data/6bf916e3f/7dc8345ac452453d9f22d6668752355a [2024-11-24 00:41:09,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:41:09,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:41:09,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:41:09,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:41:09,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:41:09,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c408493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09, skipping insertion in model container [2024-11-24 00:41:09,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,277 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:41:09,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:41:09,534 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:41:09,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:41:09,579 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:41:09,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09 WrapperNode [2024-11-24 00:41:09,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:41:09,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:41:09,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:41:09,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:41:09,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,598 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,633 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-24 00:41:09,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:41:09,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:41:09,634 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:41:09,634 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:41:09,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,652 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,681 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,697 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:41:09,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:41:09,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:41:09,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:41:09,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (1/1) ... [2024-11-24 00:41:09,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:41:09,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:41:09,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:41:09,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:41:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:41:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-24 00:41:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-24 00:41:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-24 00:41:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-24 00:41:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-24 00:41:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-24 00:41:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 00:41:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 00:41:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 00:41:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 00:41:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 00:41:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:41:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:41:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 00:41:09,767 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 00:41:09,901 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:41:09,903 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:41:10,540 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 00:41:10,541 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:41:10,872 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:41:10,872 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 00:41:10,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:41:10 BoogieIcfgContainer [2024-11-24 00:41:10,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:41:10,875 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:41:10,876 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:41:10,880 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:41:10,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:41:09" (1/3) ... [2024-11-24 00:41:10,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@539892bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:41:10, skipping insertion in model container [2024-11-24 00:41:10,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:41:09" (2/3) ... [2024-11-24 00:41:10,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@539892bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:41:10, skipping insertion in model container [2024-11-24 00:41:10,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:41:10" (3/3) ... [2024-11-24 00:41:10,884 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-min-array-hom.wvr.c [2024-11-24 00:41:10,901 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:41:10,903 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-min-array-hom.wvr.c that has 4 procedures, 227 locations, 1 initial locations, 4 loop locations, and 35 error locations. [2024-11-24 00:41:10,903 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-24 00:41:11,006 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-24 00:41:11,067 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 236 places, 240 transitions, 501 flow [2024-11-24 00:41:11,191 INFO L124 PetriNetUnfolderBase]: 14/237 cut-off events. [2024-11-24 00:41:11,193 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-24 00:41:11,200 INFO L83 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 237 events. 14/237 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 315 event pairs, 0 based on Foata normal form. 0/188 useless extension candidates. Maximal degree in co-relation 175. Up to 2 conditions per place. [2024-11-24 00:41:11,200 INFO L82 GeneralOperation]: Start removeDead. Operand has 236 places, 240 transitions, 501 flow [2024-11-24 00:41:11,206 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 214 places, 216 transitions, 450 flow [2024-11-24 00:41:11,214 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:41:11,226 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;@4ea35f59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:41:11,226 INFO L334 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2024-11-24 00:41:11,232 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-24 00:41:11,233 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-24 00:41:11,233 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-24 00:41:11,233 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:11,234 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] [2024-11-24 00:41:11,234 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:11,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:11,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1447478653, now seen corresponding path program 1 times [2024-11-24 00:41:11,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:11,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603837849] [2024-11-24 00:41:11,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:11,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:11,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:11,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603837849] [2024-11-24 00:41:11,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603837849] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:11,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:11,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:11,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622742442] [2024-11-24 00:41:11,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:11,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:11,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:11,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:11,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:11,581 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 240 [2024-11-24 00:41:11,589 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 216 transitions, 450 flow. Second operand has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-24 00:41:11,590 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:11,591 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 240 [2024-11-24 00:41:11,594 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:11,885 INFO L124 PetriNetUnfolderBase]: 77/478 cut-off events. [2024-11-24 00:41:11,885 INFO L125 PetriNetUnfolderBase]: For 75/75 co-relation queries the response was YES. [2024-11-24 00:41:11,888 INFO L83 FinitePrefix]: Finished finitePrefix Result has 637 conditions, 478 events. 77/478 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1945 event pairs, 38 based on Foata normal form. 36/440 useless extension candidates. Maximal degree in co-relation 446. Up to 113 conditions per place. [2024-11-24 00:41:11,894 INFO L140 encePairwiseOnDemand]: 212/240 looper letters, 16 selfloop transitions, 2 changer transitions 3/190 dead transitions. [2024-11-24 00:41:11,895 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 190 transitions, 434 flow [2024-11-24 00:41:11,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:11,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:11,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 623 transitions. [2024-11-24 00:41:11,918 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8652777777777778 [2024-11-24 00:41:11,922 INFO L175 Difference]: Start difference. First operand has 214 places, 216 transitions, 450 flow. Second operand 3 states and 623 transitions. [2024-11-24 00:41:11,923 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 190 transitions, 434 flow [2024-11-24 00:41:11,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 190 transitions, 422 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-24 00:41:11,940 INFO L231 Difference]: Finished difference. Result has 191 places, 187 transitions, 384 flow [2024-11-24 00:41:11,944 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=386, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=190, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=384, PETRI_PLACES=191, PETRI_TRANSITIONS=187} [2024-11-24 00:41:11,949 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -23 predicate places. [2024-11-24 00:41:11,951 INFO L471 AbstractCegarLoop]: Abstraction has has 191 places, 187 transitions, 384 flow [2024-11-24 00:41:11,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-24 00:41:11,952 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:11,953 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] [2024-11-24 00:41:11,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 00:41:11,953 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:11,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:11,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1877651775, now seen corresponding path program 1 times [2024-11-24 00:41:11,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:11,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059548376] [2024-11-24 00:41:11,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:11,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:12,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:12,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059548376] [2024-11-24 00:41:12,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059548376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:12,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:12,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:12,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114559101] [2024-11-24 00:41:12,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:12,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:12,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:12,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:12,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:12,114 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 240 [2024-11-24 00:41:12,115 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 187 transitions, 384 flow. Second operand has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-24 00:41:12,115 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:12,115 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 240 [2024-11-24 00:41:12,115 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:12,215 INFO L124 PetriNetUnfolderBase]: 50/355 cut-off events. [2024-11-24 00:41:12,216 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-24 00:41:12,217 INFO L83 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 355 events. 50/355 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1182 event pairs, 34 based on Foata normal form. 0/313 useless extension candidates. Maximal degree in co-relation 425. Up to 85 conditions per place. [2024-11-24 00:41:12,219 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 16 selfloop transitions, 2 changer transitions 0/186 dead transitions. [2024-11-24 00:41:12,219 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 186 transitions, 418 flow [2024-11-24 00:41:12,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:12,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 598 transitions. [2024-11-24 00:41:12,222 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8305555555555556 [2024-11-24 00:41:12,222 INFO L175 Difference]: Start difference. First operand has 191 places, 187 transitions, 384 flow. Second operand 3 states and 598 transitions. [2024-11-24 00:41:12,222 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 186 transitions, 418 flow [2024-11-24 00:41:12,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 186 transitions, 414 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 00:41:12,226 INFO L231 Difference]: Finished difference. Result has 187 places, 186 transitions, 382 flow [2024-11-24 00:41:12,227 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=382, PETRI_PLACES=187, PETRI_TRANSITIONS=186} [2024-11-24 00:41:12,227 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -27 predicate places. [2024-11-24 00:41:12,227 INFO L471 AbstractCegarLoop]: Abstraction has has 187 places, 186 transitions, 382 flow [2024-11-24 00:41:12,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-24 00:41:12,228 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:12,228 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] [2024-11-24 00:41:12,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:41:12,229 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:12,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:12,229 INFO L85 PathProgramCache]: Analyzing trace with hash 772773875, now seen corresponding path program 1 times [2024-11-24 00:41:12,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:12,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247897387] [2024-11-24 00:41:12,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:12,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:12,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:12,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247897387] [2024-11-24 00:41:12,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247897387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:12,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:12,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:12,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267760326] [2024-11-24 00:41:12,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:12,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:12,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:12,285 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:12,285 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:12,310 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 240 [2024-11-24 00:41:12,311 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 186 transitions, 382 flow. Second operand has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-24 00:41:12,311 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:12,311 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 240 [2024-11-24 00:41:12,311 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:12,402 INFO L124 PetriNetUnfolderBase]: 83/424 cut-off events. [2024-11-24 00:41:12,402 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-24 00:41:12,405 INFO L83 FinitePrefix]: Finished finitePrefix Result has 578 conditions, 424 events. 83/424 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1730 event pairs, 59 based on Foata normal form. 0/382 useless extension candidates. Maximal degree in co-relation 539. Up to 135 conditions per place. [2024-11-24 00:41:12,409 INFO L140 encePairwiseOnDemand]: 235/240 looper letters, 17 selfloop transitions, 1 changer transitions 0/182 dead transitions. [2024-11-24 00:41:12,409 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 182 transitions, 410 flow [2024-11-24 00:41:12,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:12,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:12,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2024-11-24 00:41:12,411 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8263888888888888 [2024-11-24 00:41:12,412 INFO L175 Difference]: Start difference. First operand has 187 places, 186 transitions, 382 flow. Second operand 3 states and 595 transitions. [2024-11-24 00:41:12,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 182 transitions, 410 flow [2024-11-24 00:41:12,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 182 transitions, 406 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 00:41:12,416 INFO L231 Difference]: Finished difference. Result has 183 places, 182 transitions, 372 flow [2024-11-24 00:41:12,416 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=370, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=372, PETRI_PLACES=183, PETRI_TRANSITIONS=182} [2024-11-24 00:41:12,417 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -31 predicate places. [2024-11-24 00:41:12,417 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 182 transitions, 372 flow [2024-11-24 00:41:12,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-24 00:41:12,417 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:12,417 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] [2024-11-24 00:41:12,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:41:12,418 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:12,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:12,418 INFO L85 PathProgramCache]: Analyzing trace with hash -997789850, now seen corresponding path program 1 times [2024-11-24 00:41:12,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:12,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124449253] [2024-11-24 00:41:12,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:12,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:12,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:12,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:12,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124449253] [2024-11-24 00:41:12,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124449253] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:12,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:12,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:12,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980271111] [2024-11-24 00:41:12,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:12,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:12,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:12,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:12,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:12,610 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 240 [2024-11-24 00:41:12,611 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 182 transitions, 372 flow. Second operand has 3 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 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) [2024-11-24 00:41:12,611 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:12,611 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 240 [2024-11-24 00:41:12,611 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:12,724 INFO L124 PetriNetUnfolderBase]: 32/292 cut-off events. [2024-11-24 00:41:12,724 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-24 00:41:12,726 INFO L83 FinitePrefix]: Finished finitePrefix Result has 354 conditions, 292 events. 32/292 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 753 event pairs, 15 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 315. Up to 50 conditions per place. [2024-11-24 00:41:12,727 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 12 selfloop transitions, 2 changer transitions 0/181 dead transitions. [2024-11-24 00:41:12,727 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 181 transitions, 398 flow [2024-11-24 00:41:12,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 606 transitions. [2024-11-24 00:41:12,731 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8416666666666667 [2024-11-24 00:41:12,731 INFO L175 Difference]: Start difference. First operand has 183 places, 182 transitions, 372 flow. Second operand 3 states and 606 transitions. [2024-11-24 00:41:12,731 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 181 transitions, 398 flow [2024-11-24 00:41:12,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 181 transitions, 397 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-24 00:41:12,740 INFO L231 Difference]: Finished difference. Result has 183 places, 181 transitions, 373 flow [2024-11-24 00:41:12,740 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=369, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=373, PETRI_PLACES=183, PETRI_TRANSITIONS=181} [2024-11-24 00:41:12,741 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -31 predicate places. [2024-11-24 00:41:12,741 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 181 transitions, 373 flow [2024-11-24 00:41:12,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 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) [2024-11-24 00:41:12,741 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:12,742 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] [2024-11-24 00:41:12,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:41:12,744 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:12,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:12,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1978974720, now seen corresponding path program 1 times [2024-11-24 00:41:12,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:12,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587180916] [2024-11-24 00:41:12,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:12,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:13,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:13,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587180916] [2024-11-24 00:41:13,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587180916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:13,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:13,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:41:13,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605214247] [2024-11-24 00:41:13,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:13,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:41:13,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:13,754 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:41:13,755 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:41:13,860 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 240 [2024-11-24 00:41:13,862 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 181 transitions, 373 flow. Second operand has 6 states, 6 states have (on average 191.5) internal successors, (1149), 6 states have internal predecessors, (1149), 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) [2024-11-24 00:41:13,862 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:13,862 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 240 [2024-11-24 00:41:13,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:13,995 INFO L124 PetriNetUnfolderBase]: 32/291 cut-off events. [2024-11-24 00:41:13,995 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-24 00:41:13,997 INFO L83 FinitePrefix]: Finished finitePrefix Result has 363 conditions, 291 events. 32/291 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 750 event pairs, 15 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 325. Up to 55 conditions per place. [2024-11-24 00:41:13,999 INFO L140 encePairwiseOnDemand]: 234/240 looper letters, 17 selfloop transitions, 5 changer transitions 0/180 dead transitions. [2024-11-24 00:41:13,999 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 180 transitions, 415 flow [2024-11-24 00:41:14,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:41:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-24 00:41:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1163 transitions. [2024-11-24 00:41:14,006 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8076388888888889 [2024-11-24 00:41:14,008 INFO L175 Difference]: Start difference. First operand has 183 places, 181 transitions, 373 flow. Second operand 6 states and 1163 transitions. [2024-11-24 00:41:14,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 180 transitions, 415 flow [2024-11-24 00:41:14,010 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 180 transitions, 411 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 00:41:14,014 INFO L231 Difference]: Finished difference. Result has 185 places, 180 transitions, 377 flow [2024-11-24 00:41:14,014 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=367, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=175, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=377, PETRI_PLACES=185, PETRI_TRANSITIONS=180} [2024-11-24 00:41:14,016 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -29 predicate places. [2024-11-24 00:41:14,016 INFO L471 AbstractCegarLoop]: Abstraction has has 185 places, 180 transitions, 377 flow [2024-11-24 00:41:14,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 191.5) internal successors, (1149), 6 states have internal predecessors, (1149), 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) [2024-11-24 00:41:14,017 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:14,018 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] [2024-11-24 00:41:14,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:41:14,018 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:14,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:14,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1081622155, now seen corresponding path program 1 times [2024-11-24 00:41:14,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:14,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733497540] [2024-11-24 00:41:14,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:14,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:14,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:14,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:14,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733497540] [2024-11-24 00:41:14,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733497540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:14,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:14,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:14,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141908951] [2024-11-24 00:41:14,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:14,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:14,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:14,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:14,097 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:14,132 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 240 [2024-11-24 00:41:14,133 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 180 transitions, 377 flow. Second operand has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-24 00:41:14,133 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:14,134 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 240 [2024-11-24 00:41:14,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:14,294 INFO L124 PetriNetUnfolderBase]: 137/566 cut-off events. [2024-11-24 00:41:14,294 INFO L125 PetriNetUnfolderBase]: For 37/37 co-relation queries the response was YES. [2024-11-24 00:41:14,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 774 conditions, 566 events. 137/566 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 2627 event pairs, 71 based on Foata normal form. 0/508 useless extension candidates. Maximal degree in co-relation 756. Up to 187 conditions per place. [2024-11-24 00:41:14,299 INFO L140 encePairwiseOnDemand]: 235/240 looper letters, 17 selfloop transitions, 1 changer transitions 0/176 dead transitions. [2024-11-24 00:41:14,300 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 183 places, 176 transitions, 405 flow [2024-11-24 00:41:14,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2024-11-24 00:41:14,303 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8263888888888888 [2024-11-24 00:41:14,303 INFO L175 Difference]: Start difference. First operand has 185 places, 180 transitions, 377 flow. Second operand 3 states and 595 transitions. [2024-11-24 00:41:14,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 183 places, 176 transitions, 405 flow [2024-11-24 00:41:14,305 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 176 transitions, 395 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-24 00:41:14,309 INFO L231 Difference]: Finished difference. Result has 178 places, 176 transitions, 361 flow [2024-11-24 00:41:14,309 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=359, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=175, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=361, PETRI_PLACES=178, PETRI_TRANSITIONS=176} [2024-11-24 00:41:14,311 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -36 predicate places. [2024-11-24 00:41:14,311 INFO L471 AbstractCegarLoop]: Abstraction has has 178 places, 176 transitions, 361 flow [2024-11-24 00:41:14,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-24 00:41:14,311 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:14,312 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] [2024-11-24 00:41:14,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 00:41:14,312 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:14,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:14,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1326253941, now seen corresponding path program 1 times [2024-11-24 00:41:14,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:14,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919160491] [2024-11-24 00:41:14,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:14,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:14,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:14,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919160491] [2024-11-24 00:41:14,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919160491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:14,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:14,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:14,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051178521] [2024-11-24 00:41:14,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:14,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:14,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:14,431 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:14,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:14,435 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 240 [2024-11-24 00:41:14,436 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 176 transitions, 361 flow. Second operand has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 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) [2024-11-24 00:41:14,436 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:14,436 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 240 [2024-11-24 00:41:14,436 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:14,506 INFO L124 PetriNetUnfolderBase]: 32/284 cut-off events. [2024-11-24 00:41:14,506 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-24 00:41:14,507 INFO L83 FinitePrefix]: Finished finitePrefix Result has 344 conditions, 284 events. 32/284 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 715 event pairs, 15 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 306. Up to 47 conditions per place. [2024-11-24 00:41:14,508 INFO L140 encePairwiseOnDemand]: 238/240 looper letters, 10 selfloop transitions, 1 changer transitions 0/175 dead transitions. [2024-11-24 00:41:14,508 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 175 transitions, 381 flow [2024-11-24 00:41:14,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:14,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 615 transitions. [2024-11-24 00:41:14,510 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8541666666666666 [2024-11-24 00:41:14,510 INFO L175 Difference]: Start difference. First operand has 178 places, 176 transitions, 361 flow. Second operand 3 states and 615 transitions. [2024-11-24 00:41:14,511 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 175 transitions, 381 flow [2024-11-24 00:41:14,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 175 transitions, 380 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-24 00:41:14,514 INFO L231 Difference]: Finished difference. Result has 178 places, 175 transitions, 360 flow [2024-11-24 00:41:14,514 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=358, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=178, PETRI_TRANSITIONS=175} [2024-11-24 00:41:14,515 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -36 predicate places. [2024-11-24 00:41:14,516 INFO L471 AbstractCegarLoop]: Abstraction has has 178 places, 175 transitions, 360 flow [2024-11-24 00:41:14,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 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) [2024-11-24 00:41:14,517 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:14,517 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] [2024-11-24 00:41:14,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 00:41:14,517 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:14,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:14,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1452245814, now seen corresponding path program 1 times [2024-11-24 00:41:14,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:14,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921374542] [2024-11-24 00:41:14,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:14,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:14,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:14,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921374542] [2024-11-24 00:41:14,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921374542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:14,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:14,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:14,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288497314] [2024-11-24 00:41:14,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:14,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:14,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:14,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:14,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:14,619 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 240 [2024-11-24 00:41:14,620 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 175 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-24 00:41:14,621 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:14,621 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 240 [2024-11-24 00:41:14,621 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:14,700 INFO L124 PetriNetUnfolderBase]: 32/282 cut-off events. [2024-11-24 00:41:14,700 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-24 00:41:14,701 INFO L83 FinitePrefix]: Finished finitePrefix Result has 344 conditions, 282 events. 32/282 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 711 event pairs, 15 based on Foata normal form. 1/269 useless extension candidates. Maximal degree in co-relation 325. Up to 47 conditions per place. [2024-11-24 00:41:14,702 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 10 selfloop transitions, 1 changer transitions 2/173 dead transitions. [2024-11-24 00:41:14,702 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 173 transitions, 380 flow [2024-11-24 00:41:14,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 608 transitions. [2024-11-24 00:41:14,705 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8444444444444444 [2024-11-24 00:41:14,705 INFO L175 Difference]: Start difference. First operand has 178 places, 175 transitions, 360 flow. Second operand 3 states and 608 transitions. [2024-11-24 00:41:14,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 173 transitions, 380 flow [2024-11-24 00:41:14,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 173 transitions, 379 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-24 00:41:14,709 INFO L231 Difference]: Finished difference. Result has 177 places, 171 transitions, 353 flow [2024-11-24 00:41:14,710 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=355, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=353, PETRI_PLACES=177, PETRI_TRANSITIONS=171} [2024-11-24 00:41:14,711 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -37 predicate places. [2024-11-24 00:41:14,711 INFO L471 AbstractCegarLoop]: Abstraction has has 177 places, 171 transitions, 353 flow [2024-11-24 00:41:14,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-24 00:41:14,712 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 00:41:14,712 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] [2024-11-24 00:41:14,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 00:41:14,713 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-24 00:41:14,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:41:14,714 INFO L85 PathProgramCache]: Analyzing trace with hash 256168197, now seen corresponding path program 1 times [2024-11-24 00:41:14,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:41:14,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455531487] [2024-11-24 00:41:14,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:41:14,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:41:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:41:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:41:14,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:41:14,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455531487] [2024-11-24 00:41:14,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455531487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:41:14,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:41:14,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:41:14,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302994928] [2024-11-24 00:41:14,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:41:14,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:41:14,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:41:14,794 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:41:14,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:41:14,806 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 240 [2024-11-24 00:41:14,807 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 171 transitions, 353 flow. Second operand has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-24 00:41:14,808 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 00:41:14,808 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 240 [2024-11-24 00:41:14,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 00:41:14,868 INFO L124 PetriNetUnfolderBase]: 32/278 cut-off events. [2024-11-24 00:41:14,868 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-24 00:41:14,871 INFO L83 FinitePrefix]: Finished finitePrefix Result has 341 conditions, 278 events. 32/278 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 707 event pairs, 15 based on Foata normal form. 1/267 useless extension candidates. Maximal degree in co-relation 328. Up to 47 conditions per place. [2024-11-24 00:41:14,872 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 0 selfloop transitions, 0 changer transitions 169/169 dead transitions. [2024-11-24 00:41:14,872 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 169 transitions, 373 flow [2024-11-24 00:41:14,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:41:14,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 00:41:14,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 608 transitions. [2024-11-24 00:41:14,875 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8444444444444444 [2024-11-24 00:41:14,875 INFO L175 Difference]: Start difference. First operand has 177 places, 171 transitions, 353 flow. Second operand 3 states and 608 transitions. [2024-11-24 00:41:14,876 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 169 transitions, 373 flow [2024-11-24 00:41:14,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 169 transitions, 372 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-24 00:41:14,878 INFO L231 Difference]: Finished difference. Result has 174 places, 0 transitions, 0 flow [2024-11-24 00:41:14,878 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=348, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=174, PETRI_TRANSITIONS=0} [2024-11-24 00:41:14,880 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -40 predicate places. [2024-11-24 00:41:14,880 INFO L471 AbstractCegarLoop]: Abstraction has has 174 places, 0 transitions, 0 flow [2024-11-24 00:41:14,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-24 00:41:14,883 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (59 of 60 remaining) [2024-11-24 00:41:14,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (58 of 60 remaining) [2024-11-24 00:41:14,887 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 60 remaining) [2024-11-24 00:41:14,887 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (56 of 60 remaining) [2024-11-24 00:41:14,887 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (55 of 60 remaining) [2024-11-24 00:41:14,887 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (54 of 60 remaining) [2024-11-24 00:41:14,887 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (53 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (51 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (50 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (49 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (48 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (47 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (46 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (45 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (44 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (43 of 60 remaining) [2024-11-24 00:41:14,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (42 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (41 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (40 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (39 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (38 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (37 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (36 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (35 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (34 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (33 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (32 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (31 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (30 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (29 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (28 of 60 remaining) [2024-11-24 00:41:14,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (27 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (26 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (25 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (21 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (20 of 60 remaining) [2024-11-24 00:41:14,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (19 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (18 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (17 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (16 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (15 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (14 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (13 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (12 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (11 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (10 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (9 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (8 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (7 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (6 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (5 of 60 remaining) [2024-11-24 00:41:14,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (4 of 60 remaining) [2024-11-24 00:41:14,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (3 of 60 remaining) [2024-11-24 00:41:14,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (2 of 60 remaining) [2024-11-24 00:41:14,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (1 of 60 remaining) [2024-11-24 00:41:14,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (0 of 60 remaining) [2024-11-24 00:41:14,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 00:41:14,892 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:41:14,901 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-24 00:41:14,901 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:41:14,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:41:14 BasicIcfg [2024-11-24 00:41:14,908 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:41:14,909 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:41:14,909 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:41:14,909 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:41:14,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:41:10" (3/4) ... [2024-11-24 00:41:14,911 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 00:41:14,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-24 00:41:14,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-24 00:41:14,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-24 00:41:14,922 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-24 00:41:14,922 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-24 00:41:14,923 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-24 00:41:14,924 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 00:41:15,021 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-24 00:41:15,022 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-24 00:41:15,022 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:41:15,023 INFO L158 Benchmark]: Toolchain (without parser) took 5776.35ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 107.4MB in the beginning and 199.5MB in the end (delta: -92.1MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. [2024-11-24 00:41:15,023 INFO L158 Benchmark]: CDTParser took 2.13ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:41:15,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.90ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 94.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:41:15,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.42ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 92.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:41:15,025 INFO L158 Benchmark]: Boogie Preprocessor took 65.97ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 91.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:41:15,025 INFO L158 Benchmark]: RCFGBuilder took 1171.61ms. Allocated memory is still 142.6MB. Free memory was 90.7MB in the beginning and 99.4MB in the end (delta: -8.7MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-11-24 00:41:15,025 INFO L158 Benchmark]: TraceAbstraction took 4032.66ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 98.7MB in the beginning and 204.8MB in the end (delta: -106.0MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. [2024-11-24 00:41:15,026 INFO L158 Benchmark]: Witness Printer took 113.44ms. Allocated memory is still 327.2MB. Free memory was 204.8MB in the beginning and 199.5MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:41:15,029 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.13ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.90ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 94.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.42ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 92.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.97ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 91.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1171.61ms. Allocated memory is still 142.6MB. Free memory was 90.7MB in the beginning and 99.4MB in the end (delta: -8.7MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4032.66ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 98.7MB in the beginning and 204.8MB in the end (delta: -106.0MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. * Witness Printer took 113.44ms. Allocated memory is still 327.2MB. Free memory was 204.8MB in the beginning and 199.5MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 293 locations, 60 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.8s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 188 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 306 IncrementalHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 34 mSDtfsCounter, 306 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=450occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 675 NumberOfCodeBlocks, 675 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 666 ConstructedInterpolants, 0 QuantifiedInterpolants, 797 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 35 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-24 00:41:15,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e2c3f8-02f1-430a-9a6e-d5ea19a29398/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE