./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_03-list2_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_03-list2_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fabb88ade703ed67646ecdb87c815e5ac82dedce1b2b43f0f0859c8695912d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:37:49,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:37:49,868 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-14 05:37:49,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:37:49,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:37:49,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:37:49,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:37:49,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:37:49,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:37:49,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:37:49,898 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:37:49,898 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:37:49,898 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:37:49,899 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:37:49,899 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:37:49,899 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:37:49,899 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:37:49,899 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:37:49,899 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:37:49,899 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:37:49,899 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:37:49,900 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:37:49,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:37:49,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:37:49,900 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:37:49,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:37:49,900 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:37:49,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:37:49,902 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:37:49,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:37:49,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:37:49,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:37:49,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:37:49,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:37:49,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:37:49,903 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:37:49,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:37:49,903 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:37:49,903 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:37:49,903 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:37:49,903 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> 8fabb88ade703ed67646ecdb87c815e5ac82dedce1b2b43f0f0859c8695912d8 [2024-11-14 05:37:50,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:37:50,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:37:50,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:37:50,231 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:37:50,232 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:37:50,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/goblint-regression/09-regions_03-list2_rc.i Unable to find full path for "g++" [2024-11-14 05:37:52,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:37:52,528 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:37:52,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/sv-benchmarks/c/goblint-regression/09-regions_03-list2_rc.i [2024-11-14 05:37:52,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/data/0ae5e0df8/0bcb5b9f227b42159d6f4ed4d8847bd5/FLAG072d2b5a6 [2024-11-14 05:37:52,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/data/0ae5e0df8/0bcb5b9f227b42159d6f4ed4d8847bd5 [2024-11-14 05:37:52,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:37:52,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:37:52,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:37:52,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:37:52,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:37:52,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:37:52" (1/1) ... [2024-11-14 05:37:52,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10cc2d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:52, skipping insertion in model container [2024-11-14 05:37:52,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:37:52" (1/1) ... [2024-11-14 05:37:52,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:37:53,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:37:53,351 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:37:53,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:37:53,543 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:37:53,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53 WrapperNode [2024-11-14 05:37:53,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:37:53,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:37:53,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:37:53,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:37:53,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,629 INFO L138 Inliner]: procedures = 369, calls = 49, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 183 [2024-11-14 05:37:53,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:37:53,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:37:53,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:37:53,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:37:53,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,679 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:37:53,680 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:37:53,680 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:37:53,680 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:37:53,681 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (1/1) ... [2024-11-14 05:37:53,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:37:53,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:37:53,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:37:53,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:37:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:37:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:37:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-14 05:37:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 05:37:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 05:37:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-14 05:37:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 05:37:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:37:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 05:37:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-14 05:37:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-14 05:37:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:37:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:37:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:37:53,753 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 05:37:53,917 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:37:53,919 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:37:54,476 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 05:37:54,477 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:37:54,505 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:37:54,506 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 05:37:54,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:37:54 BoogieIcfgContainer [2024-11-14 05:37:54,506 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:37:54,508 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:37:54,508 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:37:54,512 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:37:54,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:37:52" (1/3) ... [2024-11-14 05:37:54,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b1e220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:37:54, skipping insertion in model container [2024-11-14 05:37:54,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:37:53" (2/3) ... [2024-11-14 05:37:54,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b1e220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:37:54, skipping insertion in model container [2024-11-14 05:37:54,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:37:54" (3/3) ... [2024-11-14 05:37:54,515 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_03-list2_rc.i [2024-11-14 05:37:54,530 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:37:54,531 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 09-regions_03-list2_rc.i that has 2 procedures, 283 locations, 1 initial locations, 0 loop locations, and 28 error locations. [2024-11-14 05:37:54,532 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 05:37:54,653 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-14 05:37:54,705 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 286 places, 282 transitions, 568 flow [2024-11-14 05:37:54,966 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 4319 states, 4243 states have (on average 1.9691256186660382) internal successors, (8355), 4318 states have internal predecessors, (8355), 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) [2024-11-14 05:37:54,998 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:37:55,014 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=FINITE_AUTOMATA, 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;@75417046, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:37:55,015 INFO L334 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2024-11-14 05:37:55,027 INFO L276 IsEmpty]: Start isEmpty. Operand has 4319 states, 4243 states have (on average 1.9691256186660382) internal successors, (8355), 4318 states have internal predecessors, (8355), 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) [2024-11-14 05:37:55,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-14 05:37:55,035 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:37:55,036 INFO L215 NwaCegarLoop]: 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] [2024-11-14 05:37:55,037 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:37:55,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:37:55,041 INFO L85 PathProgramCache]: Analyzing trace with hash -847402085, now seen corresponding path program 1 times [2024-11-14 05:37:55,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:37:55,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918436176] [2024-11-14 05:37:55,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:37:55,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:37:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:37:56,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:37:56,085 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:37:56,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918436176] [2024-11-14 05:37:56,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918436176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:37:56,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:37:56,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:37:56,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648998626] [2024-11-14 05:37:56,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:37:56,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:37:56,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:37:56,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:37:56,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:37:56,125 INFO L87 Difference]: Start difference. First operand has 4319 states, 4243 states have (on average 1.9691256186660382) internal successors, (8355), 4318 states have internal predecessors, (8355), 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) Second operand has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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) [2024-11-14 05:37:56,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:37:56,774 INFO L93 Difference]: Finished difference Result 4319 states and 8355 transitions. [2024-11-14 05:37:56,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:37:56,777 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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) Word has length 41 [2024-11-14 05:37:56,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:37:56,820 INFO L225 Difference]: With dead ends: 4319 [2024-11-14 05:37:56,821 INFO L226 Difference]: Without dead ends: 4316 [2024-11-14 05:37:56,826 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:37:56,829 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 6 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 686 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 05:37:56,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 686 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 05:37:56,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4316 states. [2024-11-14 05:37:57,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4316 to 4316. [2024-11-14 05:37:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4316 states, 4243 states have (on average 1.9684185717652605) internal successors, (8352), 4315 states have internal predecessors, (8352), 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) [2024-11-14 05:37:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 4316 states and 8352 transitions. [2024-11-14 05:37:57,178 INFO L78 Accepts]: Start accepts. Automaton has 4316 states and 8352 transitions. Word has length 41 [2024-11-14 05:37:57,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:37:57,179 INFO L471 AbstractCegarLoop]: Abstraction has 4316 states and 8352 transitions. [2024-11-14 05:37:57,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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) [2024-11-14 05:37:57,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4316 states and 8352 transitions. [2024-11-14 05:37:57,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-14 05:37:57,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:37:57,180 INFO L215 NwaCegarLoop]: 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] [2024-11-14 05:37:57,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 05:37:57,181 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:37:57,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:37:57,182 INFO L85 PathProgramCache]: Analyzing trace with hash -29835291, now seen corresponding path program 1 times [2024-11-14 05:37:57,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:37:57,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118968729] [2024-11-14 05:37:57,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:37:57,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:37:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:37:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:37:57,730 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:37:57,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118968729] [2024-11-14 05:37:57,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118968729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:37:57,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:37:57,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:37:57,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619754244] [2024-11-14 05:37:57,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:37:57,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:37:57,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:37:57,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:37:57,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:37:57,734 INFO L87 Difference]: Start difference. First operand 4316 states and 8352 transitions. Second operand has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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) [2024-11-14 05:37:58,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:37:58,152 INFO L93 Difference]: Finished difference Result 4316 states and 8352 transitions. [2024-11-14 05:37:58,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:37:58,153 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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) Word has length 49 [2024-11-14 05:37:58,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:37:58,178 INFO L225 Difference]: With dead ends: 4316 [2024-11-14 05:37:58,178 INFO L226 Difference]: Without dead ends: 4313 [2024-11-14 05:37:58,181 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:37:58,184 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 3 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:37:58,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 540 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 05:37:58,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2024-11-14 05:37:58,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 4313. [2024-11-14 05:37:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4313 states, 4243 states have (on average 1.9677115248644828) internal successors, (8349), 4312 states have internal predecessors, (8349), 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) [2024-11-14 05:37:58,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 4313 states and 8349 transitions. [2024-11-14 05:37:58,332 INFO L78 Accepts]: Start accepts. Automaton has 4313 states and 8349 transitions. Word has length 49 [2024-11-14 05:37:58,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:37:58,333 INFO L471 AbstractCegarLoop]: Abstraction has 4313 states and 8349 transitions. [2024-11-14 05:37:58,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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) [2024-11-14 05:37:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 4313 states and 8349 transitions. [2024-11-14 05:37:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-14 05:37:58,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:37:58,334 INFO L215 NwaCegarLoop]: 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] [2024-11-14 05:37:58,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 05:37:58,334 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:37:58,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:37:58,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1277943567, now seen corresponding path program 1 times [2024-11-14 05:37:58,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:37:58,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928127824] [2024-11-14 05:37:58,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:37:58,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:37:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:37:58,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:37:58,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:37:58,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928127824] [2024-11-14 05:37:58,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928127824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:37:58,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:37:58,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:37:58,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851606656] [2024-11-14 05:37:58,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:37:58,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:37:58,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:37:58,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:37:58,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:37:58,408 INFO L87 Difference]: Start difference. First operand 4313 states and 8349 transitions. Second operand has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 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) [2024-11-14 05:37:58,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:37:58,533 INFO L93 Difference]: Finished difference Result 4313 states and 8349 transitions. [2024-11-14 05:37:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:37:58,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 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) Word has length 57 [2024-11-14 05:37:58,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:37:58,559 INFO L225 Difference]: With dead ends: 4313 [2024-11-14 05:37:58,559 INFO L226 Difference]: Without dead ends: 4312 [2024-11-14 05:37:58,562 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:37:58,565 INFO L432 NwaCegarLoop]: 264 mSDtfsCounter, 2 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:37:58,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 510 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 05:37:58,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4312 states. [2024-11-14 05:37:58,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4312 to 4312. [2024-11-14 05:37:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4312 states, 4243 states have (on average 1.9674758425642234) internal successors, (8348), 4311 states have internal predecessors, (8348), 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) [2024-11-14 05:37:58,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 4312 states and 8348 transitions. [2024-11-14 05:37:58,706 INFO L78 Accepts]: Start accepts. Automaton has 4312 states and 8348 transitions. Word has length 57 [2024-11-14 05:37:58,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:37:58,707 INFO L471 AbstractCegarLoop]: Abstraction has 4312 states and 8348 transitions. [2024-11-14 05:37:58,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 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) [2024-11-14 05:37:58,708 INFO L276 IsEmpty]: Start isEmpty. Operand 4312 states and 8348 transitions. [2024-11-14 05:37:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-14 05:37:58,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:37:58,709 INFO L215 NwaCegarLoop]: 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] [2024-11-14 05:37:58,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 05:37:58,710 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:37:58,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:37:58,716 INFO L85 PathProgramCache]: Analyzing trace with hash 2064457072, now seen corresponding path program 1 times [2024-11-14 05:37:58,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:37:58,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003235336] [2024-11-14 05:37:58,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:37:58,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:37:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:37:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:37:58,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:37:58,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003235336] [2024-11-14 05:37:58,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003235336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:37:58,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:37:58,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:37:58,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403644839] [2024-11-14 05:37:58,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:37:58,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:37:58,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:37:58,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:37:58,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:37:58,774 INFO L87 Difference]: Start difference. First operand 4312 states and 8348 transitions. Second operand has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 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) [2024-11-14 05:37:58,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:37:58,846 INFO L93 Difference]: Finished difference Result 4312 states and 8348 transitions. [2024-11-14 05:37:58,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:37:58,846 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 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) Word has length 61 [2024-11-14 05:37:58,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:37:58,874 INFO L225 Difference]: With dead ends: 4312 [2024-11-14 05:37:58,874 INFO L226 Difference]: Without dead ends: 4180 [2024-11-14 05:37:58,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:37:58,880 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 207 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:37:58,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 314 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:37:58,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4180 states. [2024-11-14 05:37:58,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4180 to 4180. [2024-11-14 05:37:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4180 states, 4128 states have (on average 1.9593023255813953) internal successors, (8088), 4179 states have internal predecessors, (8088), 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) [2024-11-14 05:37:58,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 4180 states and 8088 transitions. [2024-11-14 05:37:58,998 INFO L78 Accepts]: Start accepts. Automaton has 4180 states and 8088 transitions. Word has length 61 [2024-11-14 05:37:58,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:37:59,000 INFO L471 AbstractCegarLoop]: Abstraction has 4180 states and 8088 transitions. [2024-11-14 05:37:59,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 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) [2024-11-14 05:37:59,000 INFO L276 IsEmpty]: Start isEmpty. Operand 4180 states and 8088 transitions. [2024-11-14 05:37:59,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-14 05:37:59,002 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:37:59,002 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:37:59,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 05:37:59,003 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:37:59,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:37:59,003 INFO L85 PathProgramCache]: Analyzing trace with hash 564081698, now seen corresponding path program 1 times [2024-11-14 05:37:59,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:37:59,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787071996] [2024-11-14 05:37:59,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:37:59,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:37:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:37:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:37:59,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:37:59,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787071996] [2024-11-14 05:37:59,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787071996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:37:59,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:37:59,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:37:59,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417895239] [2024-11-14 05:37:59,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:37:59,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:37:59,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:37:59,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:37:59,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:37:59,690 INFO L87 Difference]: Start difference. First operand 4180 states and 8088 transitions. Second operand has 6 states, 5 states have (on average 18.4) internal successors, (92), 6 states have internal predecessors, (92), 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) [2024-11-14 05:38:00,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:00,095 INFO L93 Difference]: Finished difference Result 4180 states and 8088 transitions. [2024-11-14 05:38:00,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:00,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.4) internal successors, (92), 6 states have internal predecessors, (92), 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) Word has length 92 [2024-11-14 05:38:00,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:00,117 INFO L225 Difference]: With dead ends: 4180 [2024-11-14 05:38:00,117 INFO L226 Difference]: Without dead ends: 4179 [2024-11-14 05:38:00,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:00,119 INFO L432 NwaCegarLoop]: 256 mSDtfsCounter, 1 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 703 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:00,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 703 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 05:38:00,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4179 states. [2024-11-14 05:38:00,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4179 to 4179. [2024-11-14 05:38:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4128 states have (on average 1.9590600775193798) internal successors, (8087), 4178 states have internal predecessors, (8087), 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) [2024-11-14 05:38:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8087 transitions. [2024-11-14 05:38:00,227 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8087 transitions. Word has length 92 [2024-11-14 05:38:00,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:00,228 INFO L471 AbstractCegarLoop]: Abstraction has 4179 states and 8087 transitions. [2024-11-14 05:38:00,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.4) internal successors, (92), 6 states have internal predecessors, (92), 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) [2024-11-14 05:38:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8087 transitions. [2024-11-14 05:38:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-14 05:38:00,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:00,232 INFO L215 NwaCegarLoop]: 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] [2024-11-14 05:38:00,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 05:38:00,232 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:00,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:00,235 INFO L85 PathProgramCache]: Analyzing trace with hash -400271872, now seen corresponding path program 1 times [2024-11-14 05:38:00,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:00,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575876291] [2024-11-14 05:38:00,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:00,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:00,343 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:00,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575876291] [2024-11-14 05:38:00,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575876291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:00,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:00,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:38:00,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913982186] [2024-11-14 05:38:00,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:00,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:38:00,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:00,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:38:00,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:38:00,345 INFO L87 Difference]: Start difference. First operand 4179 states and 8087 transitions. Second operand has 3 states, 2 states have (on average 49.0) internal successors, (98), 3 states have internal predecessors, (98), 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) [2024-11-14 05:38:00,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:00,441 INFO L93 Difference]: Finished difference Result 4179 states and 8087 transitions. [2024-11-14 05:38:00,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:38:00,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 49.0) internal successors, (98), 3 states have internal predecessors, (98), 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) Word has length 98 [2024-11-14 05:38:00,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:00,457 INFO L225 Difference]: With dead ends: 4179 [2024-11-14 05:38:00,457 INFO L226 Difference]: Without dead ends: 4178 [2024-11-14 05:38:00,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:38:00,458 INFO L432 NwaCegarLoop]: 258 mSDtfsCounter, 2 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:00,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 498 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:38:00,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2024-11-14 05:38:00,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 4178. [2024-11-14 05:38:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4178 states, 4128 states have (on average 1.9588178294573644) internal successors, (8086), 4177 states have internal predecessors, (8086), 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) [2024-11-14 05:38:00,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 4178 states and 8086 transitions. [2024-11-14 05:38:00,592 INFO L78 Accepts]: Start accepts. Automaton has 4178 states and 8086 transitions. Word has length 98 [2024-11-14 05:38:00,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:00,593 INFO L471 AbstractCegarLoop]: Abstraction has 4178 states and 8086 transitions. [2024-11-14 05:38:00,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 49.0) internal successors, (98), 3 states have internal predecessors, (98), 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) [2024-11-14 05:38:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 8086 transitions. [2024-11-14 05:38:00,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-14 05:38:00,594 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:00,594 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:00,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 05:38:00,594 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:00,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:00,595 INFO L85 PathProgramCache]: Analyzing trace with hash -218792511, now seen corresponding path program 1 times [2024-11-14 05:38:00,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:00,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408122402] [2024-11-14 05:38:00,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:00,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:00,692 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:00,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408122402] [2024-11-14 05:38:00,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408122402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:00,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:00,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:38:00,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662971215] [2024-11-14 05:38:00,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:00,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:38:00,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:00,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:38:00,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:38:00,694 INFO L87 Difference]: Start difference. First operand 4178 states and 8086 transitions. Second operand has 3 states, 2 states have (on average 51.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-14 05:38:00,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:00,765 INFO L93 Difference]: Finished difference Result 4178 states and 8086 transitions. [2024-11-14 05:38:00,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:38:00,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 51.0) internal successors, (102), 3 states have internal predecessors, (102), 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) Word has length 102 [2024-11-14 05:38:00,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:00,785 INFO L225 Difference]: With dead ends: 4178 [2024-11-14 05:38:00,785 INFO L226 Difference]: Without dead ends: 4048 [2024-11-14 05:38:00,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:38:00,788 INFO L432 NwaCegarLoop]: 251 mSDtfsCounter, 160 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:00,789 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 349 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:38:00,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4048 states. [2024-11-14 05:38:00,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4048 to 4048. [2024-11-14 05:38:00,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4048 states, 4013 states have (on average 1.951158734114129) internal successors, (7830), 4047 states have internal predecessors, (7830), 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) [2024-11-14 05:38:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 4048 states and 7830 transitions. [2024-11-14 05:38:00,894 INFO L78 Accepts]: Start accepts. Automaton has 4048 states and 7830 transitions. Word has length 102 [2024-11-14 05:38:00,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:00,894 INFO L471 AbstractCegarLoop]: Abstraction has 4048 states and 7830 transitions. [2024-11-14 05:38:00,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 51.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2024-11-14 05:38:00,895 INFO L276 IsEmpty]: Start isEmpty. Operand 4048 states and 7830 transitions. [2024-11-14 05:38:00,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-14 05:38:00,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:00,896 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:00,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 05:38:00,896 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:00,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:00,896 INFO L85 PathProgramCache]: Analyzing trace with hash 186713514, now seen corresponding path program 1 times [2024-11-14 05:38:00,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:00,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414870855] [2024-11-14 05:38:00,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:00,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:01,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:01,695 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:01,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414870855] [2024-11-14 05:38:01,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414870855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:01,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:01,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:01,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167765442] [2024-11-14 05:38:01,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:01,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:01,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:01,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:01,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:01,697 INFO L87 Difference]: Start difference. First operand 4048 states and 7830 transitions. Second operand has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 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) [2024-11-14 05:38:01,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:01,921 INFO L93 Difference]: Finished difference Result 4048 states and 7830 transitions. [2024-11-14 05:38:01,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:01,921 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 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) Word has length 133 [2024-11-14 05:38:01,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:01,936 INFO L225 Difference]: With dead ends: 4048 [2024-11-14 05:38:01,936 INFO L226 Difference]: Without dead ends: 4047 [2024-11-14 05:38:01,940 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:01,941 INFO L432 NwaCegarLoop]: 250 mSDtfsCounter, 3 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:01,941 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 394 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 05:38:01,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4047 states. [2024-11-14 05:38:02,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4047 to 4047. [2024-11-14 05:38:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4047 states, 4013 states have (on average 1.9509095439820583) internal successors, (7829), 4046 states have internal predecessors, (7829), 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) [2024-11-14 05:38:02,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 4047 states and 7829 transitions. [2024-11-14 05:38:02,044 INFO L78 Accepts]: Start accepts. Automaton has 4047 states and 7829 transitions. Word has length 133 [2024-11-14 05:38:02,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:02,045 INFO L471 AbstractCegarLoop]: Abstraction has 4047 states and 7829 transitions. [2024-11-14 05:38:02,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 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) [2024-11-14 05:38:02,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 7829 transitions. [2024-11-14 05:38:02,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-14 05:38:02,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:02,047 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:02,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 05:38:02,047 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:02,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:02,049 INFO L85 PathProgramCache]: Analyzing trace with hash 483528374, now seen corresponding path program 1 times [2024-11-14 05:38:02,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:02,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290532549] [2024-11-14 05:38:02,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:02,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:02,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:02,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290532549] [2024-11-14 05:38:02,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290532549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:02,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:02,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:02,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359914708] [2024-11-14 05:38:02,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:02,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:02,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:02,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:02,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:02,870 INFO L87 Difference]: Start difference. First operand 4047 states and 7829 transitions. Second operand has 6 states, 5 states have (on average 29.8) internal successors, (149), 6 states have internal predecessors, (149), 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) [2024-11-14 05:38:03,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:03,793 INFO L93 Difference]: Finished difference Result 6269 states and 12177 transitions. [2024-11-14 05:38:03,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:03,794 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 29.8) internal successors, (149), 6 states have internal predecessors, (149), 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) Word has length 149 [2024-11-14 05:38:03,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:03,818 INFO L225 Difference]: With dead ends: 6269 [2024-11-14 05:38:03,818 INFO L226 Difference]: Without dead ends: 6143 [2024-11-14 05:38:03,821 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:03,822 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 254 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 884 SdHoareTripleChecker+Invalid, 766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:03,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 884 Invalid, 766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 05:38:03,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6143 states. [2024-11-14 05:38:03,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6143 to 4156. [2024-11-14 05:38:03,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4156 states, 4128 states have (on average 1.948643410852713) internal successors, (8044), 4155 states have internal predecessors, (8044), 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) [2024-11-14 05:38:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4156 states to 4156 states and 8044 transitions. [2024-11-14 05:38:03,938 INFO L78 Accepts]: Start accepts. Automaton has 4156 states and 8044 transitions. Word has length 149 [2024-11-14 05:38:03,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:03,939 INFO L471 AbstractCegarLoop]: Abstraction has 4156 states and 8044 transitions. [2024-11-14 05:38:03,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.8) internal successors, (149), 6 states have internal predecessors, (149), 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) [2024-11-14 05:38:03,939 INFO L276 IsEmpty]: Start isEmpty. Operand 4156 states and 8044 transitions. [2024-11-14 05:38:03,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-14 05:38:03,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:03,942 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:03,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-14 05:38:03,942 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:03,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:03,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1448639226, now seen corresponding path program 1 times [2024-11-14 05:38:03,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:03,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946889442] [2024-11-14 05:38:03,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:03,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:04,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:04,823 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:04,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946889442] [2024-11-14 05:38:04,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946889442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:04,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:04,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:04,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272764417] [2024-11-14 05:38:04,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:04,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:04,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:04,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:04,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:04,825 INFO L87 Difference]: Start difference. First operand 4156 states and 8044 transitions. Second operand has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2024-11-14 05:38:05,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:05,436 INFO L93 Difference]: Finished difference Result 4156 states and 8044 transitions. [2024-11-14 05:38:05,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:05,437 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) Word has length 155 [2024-11-14 05:38:05,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:05,453 INFO L225 Difference]: With dead ends: 4156 [2024-11-14 05:38:05,453 INFO L226 Difference]: Without dead ends: 4100 [2024-11-14 05:38:05,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:05,457 INFO L432 NwaCegarLoop]: 358 mSDtfsCounter, 164 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 445 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 766 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:05,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 766 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 445 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 05:38:05,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4100 states. [2024-11-14 05:38:05,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4100 to 4100. [2024-11-14 05:38:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4100 states, 4076 states have (on average 1.9462708537782138) internal successors, (7933), 4099 states have internal predecessors, (7933), 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) [2024-11-14 05:38:05,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 4100 states and 7933 transitions. [2024-11-14 05:38:05,547 INFO L78 Accepts]: Start accepts. Automaton has 4100 states and 7933 transitions. Word has length 155 [2024-11-14 05:38:05,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:05,548 INFO L471 AbstractCegarLoop]: Abstraction has 4100 states and 7933 transitions. [2024-11-14 05:38:05,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2024-11-14 05:38:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 4100 states and 7933 transitions. [2024-11-14 05:38:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-14 05:38:05,550 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:05,550 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:05,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-14 05:38:05,551 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:05,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:05,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1664713832, now seen corresponding path program 1 times [2024-11-14 05:38:05,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:05,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405708082] [2024-11-14 05:38:05,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:05,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:06,264 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:06,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405708082] [2024-11-14 05:38:06,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405708082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:06,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:06,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:06,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8350676] [2024-11-14 05:38:06,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:06,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:06,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:06,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:06,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:06,267 INFO L87 Difference]: Start difference. First operand 4100 states and 7933 transitions. Second operand has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 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) [2024-11-14 05:38:06,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:06,901 INFO L93 Difference]: Finished difference Result 5588 states and 10867 transitions. [2024-11-14 05:38:06,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:06,901 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 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) Word has length 159 [2024-11-14 05:38:06,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:06,919 INFO L225 Difference]: With dead ends: 5588 [2024-11-14 05:38:06,920 INFO L226 Difference]: Without dead ends: 5362 [2024-11-14 05:38:06,923 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:06,923 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 229 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:06,923 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 614 Invalid, 540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 05:38:06,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5362 states. [2024-11-14 05:38:06,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5362 to 4353. [2024-11-14 05:38:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4353 states, 4329 states have (on average 1.9454839454839454) internal successors, (8422), 4352 states have internal predecessors, (8422), 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) [2024-11-14 05:38:07,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 4353 states and 8422 transitions. [2024-11-14 05:38:07,015 INFO L78 Accepts]: Start accepts. Automaton has 4353 states and 8422 transitions. Word has length 159 [2024-11-14 05:38:07,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:07,017 INFO L471 AbstractCegarLoop]: Abstraction has 4353 states and 8422 transitions. [2024-11-14 05:38:07,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 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) [2024-11-14 05:38:07,018 INFO L276 IsEmpty]: Start isEmpty. Operand 4353 states and 8422 transitions. [2024-11-14 05:38:07,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-14 05:38:07,020 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:07,020 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:07,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-14 05:38:07,020 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:07,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:07,020 INFO L85 PathProgramCache]: Analyzing trace with hash 209292671, now seen corresponding path program 1 times [2024-11-14 05:38:07,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:07,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018229766] [2024-11-14 05:38:07,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:07,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:07,687 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:07,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018229766] [2024-11-14 05:38:07,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018229766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:07,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:07,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:07,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090781654] [2024-11-14 05:38:07,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:07,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:07,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:07,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:07,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:07,688 INFO L87 Difference]: Start difference. First operand 4353 states and 8422 transitions. Second operand has 6 states, 5 states have (on average 32.6) internal successors, (163), 6 states have internal predecessors, (163), 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) [2024-11-14 05:38:08,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:08,428 INFO L93 Difference]: Finished difference Result 4665 states and 9028 transitions. [2024-11-14 05:38:08,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:08,428 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 32.6) internal successors, (163), 6 states have internal predecessors, (163), 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) Word has length 163 [2024-11-14 05:38:08,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:08,449 INFO L225 Difference]: With dead ends: 4665 [2024-11-14 05:38:08,449 INFO L226 Difference]: Without dead ends: 4596 [2024-11-14 05:38:08,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:08,452 INFO L432 NwaCegarLoop]: 358 mSDtfsCounter, 161 mSDsluCounter, 584 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:08,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 942 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 05:38:08,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4596 states. [2024-11-14 05:38:08,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4596 to 4538. [2024-11-14 05:38:08,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4538 states, 4514 states have (on average 1.9468320779796189) internal successors, (8788), 4537 states have internal predecessors, (8788), 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) [2024-11-14 05:38:08,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 4538 states and 8788 transitions. [2024-11-14 05:38:08,553 INFO L78 Accepts]: Start accepts. Automaton has 4538 states and 8788 transitions. Word has length 163 [2024-11-14 05:38:08,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:08,554 INFO L471 AbstractCegarLoop]: Abstraction has 4538 states and 8788 transitions. [2024-11-14 05:38:08,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.6) internal successors, (163), 6 states have internal predecessors, (163), 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) [2024-11-14 05:38:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 4538 states and 8788 transitions. [2024-11-14 05:38:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-14 05:38:08,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:08,558 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:08,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-14 05:38:08,559 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:08,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:08,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1993946495, now seen corresponding path program 1 times [2024-11-14 05:38:08,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:08,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712985758] [2024-11-14 05:38:08,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:08,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:08,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:08,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712985758] [2024-11-14 05:38:08,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712985758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:08,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:08,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:38:08,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464418649] [2024-11-14 05:38:08,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:08,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:38:08,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:08,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:38:08,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:38:08,794 INFO L87 Difference]: Start difference. First operand 4538 states and 8788 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 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) [2024-11-14 05:38:08,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:08,859 INFO L93 Difference]: Finished difference Result 7848 states and 15214 transitions. [2024-11-14 05:38:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:38:08,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 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) Word has length 171 [2024-11-14 05:38:08,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:08,876 INFO L225 Difference]: With dead ends: 7848 [2024-11-14 05:38:08,876 INFO L226 Difference]: Without dead ends: 3751 [2024-11-14 05:38:08,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:38:08,886 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 113 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:08,886 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 559 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:38:08,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3751 states. [2024-11-14 05:38:08,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3751 to 3499. [2024-11-14 05:38:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3481 states have (on average 1.9135305946567078) internal successors, (6661), 3498 states have internal predecessors, (6661), 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) [2024-11-14 05:38:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 6661 transitions. [2024-11-14 05:38:08,959 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 6661 transitions. Word has length 171 [2024-11-14 05:38:08,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:08,960 INFO L471 AbstractCegarLoop]: Abstraction has 3499 states and 6661 transitions. [2024-11-14 05:38:08,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 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) [2024-11-14 05:38:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 6661 transitions. [2024-11-14 05:38:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-14 05:38:08,962 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:08,962 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:08,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-14 05:38:08,962 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:08,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:08,963 INFO L85 PathProgramCache]: Analyzing trace with hash 770202723, now seen corresponding path program 1 times [2024-11-14 05:38:08,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:08,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152439323] [2024-11-14 05:38:08,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:08,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:09,767 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:09,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152439323] [2024-11-14 05:38:09,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152439323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:09,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:09,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:09,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034905884] [2024-11-14 05:38:09,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:09,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:09,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:09,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:09,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:09,768 INFO L87 Difference]: Start difference. First operand 3499 states and 6661 transitions. Second operand has 6 states, 5 states have (on average 34.6) internal successors, (173), 6 states have internal predecessors, (173), 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) [2024-11-14 05:38:10,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:10,832 INFO L93 Difference]: Finished difference Result 4143 states and 7877 transitions. [2024-11-14 05:38:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:10,833 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.6) internal successors, (173), 6 states have internal predecessors, (173), 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) Word has length 173 [2024-11-14 05:38:10,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:10,848 INFO L225 Difference]: With dead ends: 4143 [2024-11-14 05:38:10,848 INFO L226 Difference]: Without dead ends: 3698 [2024-11-14 05:38:10,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:10,851 INFO L432 NwaCegarLoop]: 391 mSDtfsCounter, 295 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 879 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 1129 SdHoareTripleChecker+Invalid, 985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:10,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 1129 Invalid, 985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 879 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 05:38:10,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3698 states. [2024-11-14 05:38:10,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3698 to 3233. [2024-11-14 05:38:10,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 3218 states have (on average 1.894344313238036) internal successors, (6096), 3232 states have internal predecessors, (6096), 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) [2024-11-14 05:38:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 6096 transitions. [2024-11-14 05:38:10,926 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 6096 transitions. Word has length 173 [2024-11-14 05:38:10,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:10,926 INFO L471 AbstractCegarLoop]: Abstraction has 3233 states and 6096 transitions. [2024-11-14 05:38:10,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.6) internal successors, (173), 6 states have internal predecessors, (173), 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) [2024-11-14 05:38:10,927 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 6096 transitions. [2024-11-14 05:38:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 05:38:10,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:10,931 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:10,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-14 05:38:10,931 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:10,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:10,932 INFO L85 PathProgramCache]: Analyzing trace with hash 918551533, now seen corresponding path program 1 times [2024-11-14 05:38:10,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:10,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528483739] [2024-11-14 05:38:10,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:10,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:11,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:11,618 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:11,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528483739] [2024-11-14 05:38:11,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528483739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:11,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:11,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:11,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656529508] [2024-11-14 05:38:11,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:11,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:11,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:11,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:11,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:11,620 INFO L87 Difference]: Start difference. First operand 3233 states and 6096 transitions. Second operand has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 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) [2024-11-14 05:38:12,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:12,037 INFO L93 Difference]: Finished difference Result 3233 states and 6096 transitions. [2024-11-14 05:38:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:12,037 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 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) Word has length 185 [2024-11-14 05:38:12,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:12,052 INFO L225 Difference]: With dead ends: 3233 [2024-11-14 05:38:12,052 INFO L226 Difference]: Without dead ends: 3174 [2024-11-14 05:38:12,054 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:12,055 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 164 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:12,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 588 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 05:38:12,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2024-11-14 05:38:12,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 3174. [2024-11-14 05:38:12,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3174 states, 3162 states have (on average 1.8912080961416824) internal successors, (5980), 3173 states have internal predecessors, (5980), 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) [2024-11-14 05:38:12,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 5980 transitions. [2024-11-14 05:38:12,151 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 5980 transitions. Word has length 185 [2024-11-14 05:38:12,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:12,151 INFO L471 AbstractCegarLoop]: Abstraction has 3174 states and 5980 transitions. [2024-11-14 05:38:12,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 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) [2024-11-14 05:38:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 5980 transitions. [2024-11-14 05:38:12,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-14 05:38:12,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:12,156 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:12,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-14 05:38:12,156 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:12,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:12,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1731847054, now seen corresponding path program 1 times [2024-11-14 05:38:12,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:12,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145180449] [2024-11-14 05:38:12,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:12,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:12,844 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:12,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145180449] [2024-11-14 05:38:12,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145180449] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:12,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:12,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:38:12,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128545291] [2024-11-14 05:38:12,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:12,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:38:12,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:12,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:38:12,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:12,845 INFO L87 Difference]: Start difference. First operand 3174 states and 5980 transitions. Second operand has 6 states, 5 states have (on average 38.6) internal successors, (193), 6 states have internal predecessors, (193), 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) [2024-11-14 05:38:13,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:13,274 INFO L93 Difference]: Finished difference Result 3447 states and 6472 transitions. [2024-11-14 05:38:13,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:38:13,274 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 38.6) internal successors, (193), 6 states have internal predecessors, (193), 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) Word has length 193 [2024-11-14 05:38:13,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:13,286 INFO L225 Difference]: With dead ends: 3447 [2024-11-14 05:38:13,287 INFO L226 Difference]: Without dead ends: 2879 [2024-11-14 05:38:13,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:38:13,290 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 163 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:13,290 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 616 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 05:38:13,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2879 states. [2024-11-14 05:38:13,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2879 to 2863. [2024-11-14 05:38:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2863 states, 2851 states have (on average 1.8586460890915468) internal successors, (5299), 2862 states have internal predecessors, (5299), 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) [2024-11-14 05:38:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2863 states and 5299 transitions. [2024-11-14 05:38:13,345 INFO L78 Accepts]: Start accepts. Automaton has 2863 states and 5299 transitions. Word has length 193 [2024-11-14 05:38:13,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:13,345 INFO L471 AbstractCegarLoop]: Abstraction has 2863 states and 5299 transitions. [2024-11-14 05:38:13,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 38.6) internal successors, (193), 6 states have internal predecessors, (193), 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) [2024-11-14 05:38:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5299 transitions. [2024-11-14 05:38:13,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:38:13,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:13,350 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:13,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-14 05:38:13,350 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:13,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:13,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1859494239, now seen corresponding path program 1 times [2024-11-14 05:38:13,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:13,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834084293] [2024-11-14 05:38:13,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:13,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:15,510 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:15,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834084293] [2024-11-14 05:38:15,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834084293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:15,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:15,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-14 05:38:15,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897775887] [2024-11-14 05:38:15,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:15,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 05:38:15,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:15,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 05:38:15,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2024-11-14 05:38:15,514 INFO L87 Difference]: Start difference. First operand 2863 states and 5299 transitions. Second operand has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) [2024-11-14 05:38:18,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:18,406 INFO L93 Difference]: Finished difference Result 3546 states and 6583 transitions. [2024-11-14 05:38:18,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 05:38:18,407 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) Word has length 194 [2024-11-14 05:38:18,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:18,421 INFO L225 Difference]: With dead ends: 3546 [2024-11-14 05:38:18,421 INFO L226 Difference]: Without dead ends: 3498 [2024-11-14 05:38:18,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 447 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2024-11-14 05:38:18,424 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 946 mSDsluCounter, 1915 mSDsCounter, 0 mSdLazyCounter, 2450 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 2138 SdHoareTripleChecker+Invalid, 2644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 2450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:18,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [946 Valid, 2138 Invalid, 2644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 2450 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-14 05:38:18,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3498 states. [2024-11-14 05:38:18,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3498 to 2941. [2024-11-14 05:38:18,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2941 states, 2929 states have (on average 1.8634346193240015) internal successors, (5458), 2940 states have internal predecessors, (5458), 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) [2024-11-14 05:38:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 2941 states and 5458 transitions. [2024-11-14 05:38:18,480 INFO L78 Accepts]: Start accepts. Automaton has 2941 states and 5458 transitions. Word has length 194 [2024-11-14 05:38:18,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:18,481 INFO L471 AbstractCegarLoop]: Abstraction has 2941 states and 5458 transitions. [2024-11-14 05:38:18,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) [2024-11-14 05:38:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 5458 transitions. [2024-11-14 05:38:18,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:38:18,485 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:18,486 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:18,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-14 05:38:18,486 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:18,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:18,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1533871181, now seen corresponding path program 1 times [2024-11-14 05:38:18,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:18,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013124946] [2024-11-14 05:38:18,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:18,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:20,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:20,727 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:20,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013124946] [2024-11-14 05:38:20,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013124946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:20,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:20,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-14 05:38:20,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886888711] [2024-11-14 05:38:20,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:20,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 05:38:20,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:20,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 05:38:20,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2024-11-14 05:38:20,730 INFO L87 Difference]: Start difference. First operand 2941 states and 5458 transitions. Second operand has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) [2024-11-14 05:38:23,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:23,015 INFO L93 Difference]: Finished difference Result 3387 states and 6299 transitions. [2024-11-14 05:38:23,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 05:38:23,015 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) Word has length 194 [2024-11-14 05:38:23,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:23,028 INFO L225 Difference]: With dead ends: 3387 [2024-11-14 05:38:23,028 INFO L226 Difference]: Without dead ends: 3365 [2024-11-14 05:38:23,030 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=277, Invalid=1529, Unknown=0, NotChecked=0, Total=1806 [2024-11-14 05:38:23,031 INFO L432 NwaCegarLoop]: 238 mSDtfsCounter, 828 mSDsluCounter, 2308 mSDsCounter, 0 mSdLazyCounter, 2159 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 828 SdHoareTripleChecker+Valid, 2546 SdHoareTripleChecker+Invalid, 2182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 2159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:23,031 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [828 Valid, 2546 Invalid, 2182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 2159 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-14 05:38:23,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3365 states. [2024-11-14 05:38:23,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3365 to 2940. [2024-11-14 05:38:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2940 states, 2928 states have (on average 1.8633879781420766) internal successors, (5456), 2939 states have internal predecessors, (5456), 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) [2024-11-14 05:38:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2940 states and 5456 transitions. [2024-11-14 05:38:23,085 INFO L78 Accepts]: Start accepts. Automaton has 2940 states and 5456 transitions. Word has length 194 [2024-11-14 05:38:23,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:23,086 INFO L471 AbstractCegarLoop]: Abstraction has 2940 states and 5456 transitions. [2024-11-14 05:38:23,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) [2024-11-14 05:38:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 5456 transitions. [2024-11-14 05:38:23,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:38:23,090 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:23,090 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:23,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-14 05:38:23,090 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:23,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:23,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1608704561, now seen corresponding path program 2 times [2024-11-14 05:38:23,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:23,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159512512] [2024-11-14 05:38:23,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:23,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:25,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:25,502 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:25,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159512512] [2024-11-14 05:38:25,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159512512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:25,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:25,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-14 05:38:25,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336632484] [2024-11-14 05:38:25,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:25,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 05:38:25,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:25,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 05:38:25,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2024-11-14 05:38:25,504 INFO L87 Difference]: Start difference. First operand 2940 states and 5456 transitions. Second operand has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) [2024-11-14 05:38:27,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:27,523 INFO L93 Difference]: Finished difference Result 3359 states and 6251 transitions. [2024-11-14 05:38:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 05:38:27,523 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) Word has length 194 [2024-11-14 05:38:27,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:27,539 INFO L225 Difference]: With dead ends: 3359 [2024-11-14 05:38:27,539 INFO L226 Difference]: Without dead ends: 3333 [2024-11-14 05:38:27,541 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=212, Invalid=1120, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 05:38:27,542 INFO L432 NwaCegarLoop]: 232 mSDtfsCounter, 808 mSDsluCounter, 2432 mSDsCounter, 0 mSdLazyCounter, 2007 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 808 SdHoareTripleChecker+Valid, 2664 SdHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 2007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:27,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [808 Valid, 2664 Invalid, 2038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 2007 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-14 05:38:27,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3333 states. [2024-11-14 05:38:27,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3333 to 2876. [2024-11-14 05:38:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2865 states have (on average 1.8586387434554974) internal successors, (5325), 2875 states have internal predecessors, (5325), 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) [2024-11-14 05:38:27,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5325 transitions. [2024-11-14 05:38:27,612 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5325 transitions. Word has length 194 [2024-11-14 05:38:27,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:27,613 INFO L471 AbstractCegarLoop]: Abstraction has 2876 states and 5325 transitions. [2024-11-14 05:38:27,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 10.210526315789474) internal successors, (194), 20 states have internal predecessors, (194), 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) [2024-11-14 05:38:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5325 transitions. [2024-11-14 05:38:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:38:27,618 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:27,618 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:27,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-14 05:38:27,619 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:27,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:27,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1083479447, now seen corresponding path program 2 times [2024-11-14 05:38:27,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:27,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488827255] [2024-11-14 05:38:27,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:27,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:29,453 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:29,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488827255] [2024-11-14 05:38:29,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488827255] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:29,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:29,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-14 05:38:29,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106777749] [2024-11-14 05:38:29,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:29,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 05:38:29,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:29,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 05:38:29,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2024-11-14 05:38:29,455 INFO L87 Difference]: Start difference. First operand 2876 states and 5325 transitions. Second operand has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:31,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:31,100 INFO L93 Difference]: Finished difference Result 3645 states and 6730 transitions. [2024-11-14 05:38:31,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 05:38:31,101 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) Word has length 194 [2024-11-14 05:38:31,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:31,114 INFO L225 Difference]: With dead ends: 3645 [2024-11-14 05:38:31,115 INFO L226 Difference]: Without dead ends: 3602 [2024-11-14 05:38:31,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=175, Invalid=881, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 05:38:31,117 INFO L432 NwaCegarLoop]: 255 mSDtfsCounter, 495 mSDsluCounter, 1926 mSDsCounter, 0 mSdLazyCounter, 1965 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 2181 SdHoareTripleChecker+Invalid, 2086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:31,118 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 2181 Invalid, 2086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1965 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-14 05:38:31,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3602 states. [2024-11-14 05:38:31,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3602 to 2876. [2024-11-14 05:38:31,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2865 states have (on average 1.8586387434554974) internal successors, (5325), 2875 states have internal predecessors, (5325), 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) [2024-11-14 05:38:31,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5325 transitions. [2024-11-14 05:38:31,170 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5325 transitions. Word has length 194 [2024-11-14 05:38:31,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:31,170 INFO L471 AbstractCegarLoop]: Abstraction has 2876 states and 5325 transitions. [2024-11-14 05:38:31,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5325 transitions. [2024-11-14 05:38:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:38:31,175 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:31,175 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:31,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-14 05:38:31,175 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:31,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:31,176 INFO L85 PathProgramCache]: Analyzing trace with hash 392092189, now seen corresponding path program 3 times [2024-11-14 05:38:31,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:31,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344129945] [2024-11-14 05:38:31,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:31,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:32,842 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:32,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344129945] [2024-11-14 05:38:32,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344129945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:32,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:32,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-14 05:38:32,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866989097] [2024-11-14 05:38:32,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:32,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 05:38:32,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:32,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 05:38:32,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2024-11-14 05:38:32,844 INFO L87 Difference]: Start difference. First operand 2876 states and 5325 transitions. Second operand has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:34,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:34,568 INFO L93 Difference]: Finished difference Result 3699 states and 6838 transitions. [2024-11-14 05:38:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 05:38:34,569 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) Word has length 194 [2024-11-14 05:38:34,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:34,580 INFO L225 Difference]: With dead ends: 3699 [2024-11-14 05:38:34,580 INFO L226 Difference]: Without dead ends: 3656 [2024-11-14 05:38:34,582 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=183, Invalid=939, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 05:38:34,582 INFO L432 NwaCegarLoop]: 258 mSDtfsCounter, 640 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 2109 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 640 SdHoareTripleChecker+Valid, 2196 SdHoareTripleChecker+Invalid, 2232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:34,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [640 Valid, 2196 Invalid, 2232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2109 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-14 05:38:34,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3656 states. [2024-11-14 05:38:34,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3656 to 2876. [2024-11-14 05:38:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2865 states have (on average 1.8586387434554974) internal successors, (5325), 2875 states have internal predecessors, (5325), 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) [2024-11-14 05:38:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5325 transitions. [2024-11-14 05:38:34,635 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5325 transitions. Word has length 194 [2024-11-14 05:38:34,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:34,636 INFO L471 AbstractCegarLoop]: Abstraction has 2876 states and 5325 transitions. [2024-11-14 05:38:34,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:34,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5325 transitions. [2024-11-14 05:38:34,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:38:34,639 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:34,639 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:34,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-14 05:38:34,640 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:34,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:34,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1743342727, now seen corresponding path program 4 times [2024-11-14 05:38:34,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:34,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825480676] [2024-11-14 05:38:34,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:34,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:36,166 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:36,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825480676] [2024-11-14 05:38:36,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825480676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:36,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:36,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-14 05:38:36,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879643166] [2024-11-14 05:38:36,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:36,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 05:38:36,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:36,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 05:38:36,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2024-11-14 05:38:36,168 INFO L87 Difference]: Start difference. First operand 2876 states and 5325 transitions. Second operand has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:37,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:37,936 INFO L93 Difference]: Finished difference Result 3721 states and 6882 transitions. [2024-11-14 05:38:37,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 05:38:37,936 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) Word has length 194 [2024-11-14 05:38:37,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:37,947 INFO L225 Difference]: With dead ends: 3721 [2024-11-14 05:38:37,948 INFO L226 Difference]: Without dead ends: 3678 [2024-11-14 05:38:37,950 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 05:38:37,951 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 626 mSDsluCounter, 2122 mSDsCounter, 0 mSdLazyCounter, 2212 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 2348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:37,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [626 Valid, 2374 Invalid, 2348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2212 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-14 05:38:37,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3678 states. [2024-11-14 05:38:37,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3678 to 2876. [2024-11-14 05:38:37,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2865 states have (on average 1.8586387434554974) internal successors, (5325), 2875 states have internal predecessors, (5325), 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) [2024-11-14 05:38:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5325 transitions. [2024-11-14 05:38:38,003 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5325 transitions. Word has length 194 [2024-11-14 05:38:38,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:38,003 INFO L471 AbstractCegarLoop]: Abstraction has 2876 states and 5325 transitions. [2024-11-14 05:38:38,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:38,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5325 transitions. [2024-11-14 05:38:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-14 05:38:38,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:38,007 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:38,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-14 05:38:38,007 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:38,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:38,008 INFO L85 PathProgramCache]: Analyzing trace with hash 354556633, now seen corresponding path program 5 times [2024-11-14 05:38:38,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:38,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228969296] [2024-11-14 05:38:38,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:38,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:39,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:39,387 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:39,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228969296] [2024-11-14 05:38:39,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228969296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:39,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:39,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-14 05:38:39,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751988595] [2024-11-14 05:38:39,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:39,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 05:38:39,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:39,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 05:38:39,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2024-11-14 05:38:39,389 INFO L87 Difference]: Start difference. First operand 2876 states and 5325 transitions. Second operand has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:41,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:41,481 INFO L93 Difference]: Finished difference Result 3676 states and 6792 transitions. [2024-11-14 05:38:41,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-14 05:38:41,482 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) Word has length 194 [2024-11-14 05:38:41,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:41,492 INFO L225 Difference]: With dead ends: 3676 [2024-11-14 05:38:41,493 INFO L226 Difference]: Without dead ends: 3633 [2024-11-14 05:38:41,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=179, Invalid=943, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 05:38:41,495 INFO L432 NwaCegarLoop]: 249 mSDtfsCounter, 615 mSDsluCounter, 2337 mSDsCounter, 0 mSdLazyCounter, 2700 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 2586 SdHoareTripleChecker+Invalid, 2834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 2700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:41,495 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [615 Valid, 2586 Invalid, 2834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 2700 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-14 05:38:41,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3633 states. [2024-11-14 05:38:41,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3633 to 2791. [2024-11-14 05:38:41,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2791 states, 2780 states have (on average 1.85431654676259) internal successors, (5155), 2790 states have internal predecessors, (5155), 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) [2024-11-14 05:38:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 2791 states and 5155 transitions. [2024-11-14 05:38:41,546 INFO L78 Accepts]: Start accepts. Automaton has 2791 states and 5155 transitions. Word has length 194 [2024-11-14 05:38:41,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:41,546 INFO L471 AbstractCegarLoop]: Abstraction has 2791 states and 5155 transitions. [2024-11-14 05:38:41,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 11.411764705882353) internal successors, (194), 18 states have internal predecessors, (194), 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) [2024-11-14 05:38:41,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 5155 transitions. [2024-11-14 05:38:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-14 05:38:41,550 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:41,550 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:41,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-14 05:38:41,550 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:41,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:41,551 INFO L85 PathProgramCache]: Analyzing trace with hash 970762244, now seen corresponding path program 1 times [2024-11-14 05:38:41,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:41,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299557637] [2024-11-14 05:38:41,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:41,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:43,203 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:43,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299557637] [2024-11-14 05:38:43,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299557637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:43,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:43,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-14 05:38:43,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320139993] [2024-11-14 05:38:43,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:43,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 05:38:43,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:43,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 05:38:43,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2024-11-14 05:38:43,205 INFO L87 Difference]: Start difference. First operand 2791 states and 5155 transitions. Second operand has 20 states, 19 states have (on average 10.473684210526315) internal successors, (199), 20 states have internal predecessors, (199), 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) [2024-11-14 05:38:45,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:45,507 INFO L93 Difference]: Finished difference Result 3071 states and 5662 transitions. [2024-11-14 05:38:45,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 05:38:45,507 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 10.473684210526315) internal successors, (199), 20 states have internal predecessors, (199), 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) Word has length 199 [2024-11-14 05:38:45,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:45,513 INFO L225 Difference]: With dead ends: 3071 [2024-11-14 05:38:45,513 INFO L226 Difference]: Without dead ends: 3033 [2024-11-14 05:38:45,513 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 344 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=219, Invalid=1341, Unknown=0, NotChecked=0, Total=1560 [2024-11-14 05:38:45,514 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 649 mSDsluCounter, 2727 mSDsCounter, 0 mSdLazyCounter, 3384 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 2942 SdHoareTripleChecker+Invalid, 3551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 3384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:45,514 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [649 Valid, 2942 Invalid, 3551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 3384 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 05:38:45,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3033 states. [2024-11-14 05:38:45,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3033 to 2849. [2024-11-14 05:38:45,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2838 states have (on average 1.857293868921776) internal successors, (5271), 2848 states have internal predecessors, (5271), 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) [2024-11-14 05:38:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5271 transitions. [2024-11-14 05:38:45,558 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5271 transitions. Word has length 199 [2024-11-14 05:38:45,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:45,559 INFO L471 AbstractCegarLoop]: Abstraction has 2849 states and 5271 transitions. [2024-11-14 05:38:45,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 10.473684210526315) internal successors, (199), 20 states have internal predecessors, (199), 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) [2024-11-14 05:38:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5271 transitions. [2024-11-14 05:38:45,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-14 05:38:45,562 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:45,562 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:45,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-14 05:38:45,563 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:45,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:45,563 INFO L85 PathProgramCache]: Analyzing trace with hash 454344612, now seen corresponding path program 2 times [2024-11-14 05:38:45,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:45,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110891285] [2024-11-14 05:38:45,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:45,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:46,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:46,834 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:46,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110891285] [2024-11-14 05:38:46,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110891285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:46,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:46,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-14 05:38:46,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954590482] [2024-11-14 05:38:46,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:46,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 05:38:46,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:46,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 05:38:46,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2024-11-14 05:38:46,835 INFO L87 Difference]: Start difference. First operand 2849 states and 5271 transitions. Second operand has 20 states, 19 states have (on average 10.473684210526315) internal successors, (199), 20 states have internal predecessors, (199), 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) [2024-11-14 05:38:49,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:49,260 INFO L93 Difference]: Finished difference Result 3502 states and 6495 transitions. [2024-11-14 05:38:49,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 05:38:49,261 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 10.473684210526315) internal successors, (199), 20 states have internal predecessors, (199), 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) Word has length 199 [2024-11-14 05:38:49,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:49,270 INFO L225 Difference]: With dead ends: 3502 [2024-11-14 05:38:49,270 INFO L226 Difference]: Without dead ends: 3464 [2024-11-14 05:38:49,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=386, Invalid=1966, Unknown=0, NotChecked=0, Total=2352 [2024-11-14 05:38:49,273 INFO L432 NwaCegarLoop]: 238 mSDtfsCounter, 778 mSDsluCounter, 2636 mSDsCounter, 0 mSdLazyCounter, 3083 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 2874 SdHoareTripleChecker+Invalid, 3281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 3083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:49,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [778 Valid, 2874 Invalid, 3281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 3083 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-14 05:38:49,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3464 states. [2024-11-14 05:38:49,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3464 to 2847. [2024-11-14 05:38:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2847 states, 2836 states have (on average 1.8571932299012694) internal successors, (5267), 2846 states have internal predecessors, (5267), 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) [2024-11-14 05:38:49,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2847 states and 5267 transitions. [2024-11-14 05:38:49,321 INFO L78 Accepts]: Start accepts. Automaton has 2847 states and 5267 transitions. Word has length 199 [2024-11-14 05:38:49,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:49,322 INFO L471 AbstractCegarLoop]: Abstraction has 2847 states and 5267 transitions. [2024-11-14 05:38:49,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 10.473684210526315) internal successors, (199), 20 states have internal predecessors, (199), 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) [2024-11-14 05:38:49,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5267 transitions. [2024-11-14 05:38:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-14 05:38:49,325 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:49,325 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:49,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-14 05:38:49,325 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:49,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:49,326 INFO L85 PathProgramCache]: Analyzing trace with hash -532534392, now seen corresponding path program 3 times [2024-11-14 05:38:49,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:49,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987408164] [2024-11-14 05:38:49,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:49,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:50,593 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:50,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987408164] [2024-11-14 05:38:50,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987408164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:50,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:50,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-14 05:38:50,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632808503] [2024-11-14 05:38:50,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:50,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-14 05:38:50,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:50,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-14 05:38:50,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2024-11-14 05:38:50,595 INFO L87 Difference]: Start difference. First operand 2847 states and 5267 transitions. Second operand has 18 states, 17 states have (on average 11.705882352941176) internal successors, (199), 18 states have internal predecessors, (199), 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) [2024-11-14 05:38:53,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:53,122 INFO L93 Difference]: Finished difference Result 2965 states and 5461 transitions. [2024-11-14 05:38:53,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-14 05:38:53,123 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 11.705882352941176) internal successors, (199), 18 states have internal predecessors, (199), 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) Word has length 199 [2024-11-14 05:38:53,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:53,128 INFO L225 Difference]: With dead ends: 2965 [2024-11-14 05:38:53,128 INFO L226 Difference]: Without dead ends: 2927 [2024-11-14 05:38:53,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=299, Invalid=1681, Unknown=0, NotChecked=0, Total=1980 [2024-11-14 05:38:53,130 INFO L432 NwaCegarLoop]: 295 mSDtfsCounter, 681 mSDsluCounter, 3096 mSDsCounter, 0 mSdLazyCounter, 3583 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 681 SdHoareTripleChecker+Valid, 3391 SdHoareTripleChecker+Invalid, 3750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 3583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:53,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [681 Valid, 3391 Invalid, 3750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 3583 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 05:38:53,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2927 states. [2024-11-14 05:38:53,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2927 to 2710. [2024-11-14 05:38:53,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2699 states have (on average 1.8540200074101518) internal successors, (5004), 2709 states have internal predecessors, (5004), 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) [2024-11-14 05:38:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 5004 transitions. [2024-11-14 05:38:53,170 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 5004 transitions. Word has length 199 [2024-11-14 05:38:53,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:53,171 INFO L471 AbstractCegarLoop]: Abstraction has 2710 states and 5004 transitions. [2024-11-14 05:38:53,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 11.705882352941176) internal successors, (199), 18 states have internal predecessors, (199), 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) [2024-11-14 05:38:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 5004 transitions. [2024-11-14 05:38:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 05:38:53,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:53,174 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:53,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-14 05:38:53,174 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:53,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:53,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1725526610, now seen corresponding path program 1 times [2024-11-14 05:38:53,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:53,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908056933] [2024-11-14 05:38:53,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:53,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:54,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:54,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908056933] [2024-11-14 05:38:54,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908056933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:54,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:54,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-11-14 05:38:54,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813717004] [2024-11-14 05:38:54,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:54,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-14 05:38:54,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:54,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-14 05:38:54,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2024-11-14 05:38:54,874 INFO L87 Difference]: Start difference. First operand 2710 states and 5004 transitions. Second operand has 21 states, 20 states have (on average 10.05) internal successors, (201), 21 states have internal predecessors, (201), 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) [2024-11-14 05:38:57,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:38:57,569 INFO L93 Difference]: Finished difference Result 4400 states and 8179 transitions. [2024-11-14 05:38:57,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 05:38:57,569 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 10.05) internal successors, (201), 21 states have internal predecessors, (201), 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) Word has length 201 [2024-11-14 05:38:57,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:38:57,576 INFO L225 Difference]: With dead ends: 4400 [2024-11-14 05:38:57,576 INFO L226 Difference]: Without dead ends: 4378 [2024-11-14 05:38:57,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 626 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=467, Invalid=2289, Unknown=0, NotChecked=0, Total=2756 [2024-11-14 05:38:57,578 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 920 mSDsluCounter, 2687 mSDsCounter, 0 mSdLazyCounter, 2742 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 2931 SdHoareTripleChecker+Invalid, 2913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 2742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:38:57,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [920 Valid, 2931 Invalid, 2913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 2742 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-14 05:38:57,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4378 states. [2024-11-14 05:38:57,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4378 to 2729. [2024-11-14 05:38:57,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2729 states, 2718 states have (on average 1.8546725533480501) internal successors, (5041), 2728 states have internal predecessors, (5041), 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) [2024-11-14 05:38:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 2729 states and 5041 transitions. [2024-11-14 05:38:57,628 INFO L78 Accepts]: Start accepts. Automaton has 2729 states and 5041 transitions. Word has length 201 [2024-11-14 05:38:57,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:38:57,629 INFO L471 AbstractCegarLoop]: Abstraction has 2729 states and 5041 transitions. [2024-11-14 05:38:57,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 10.05) internal successors, (201), 21 states have internal predecessors, (201), 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) [2024-11-14 05:38:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 5041 transitions. [2024-11-14 05:38:57,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 05:38:57,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:38:57,632 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:38:57,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-14 05:38:57,632 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:38:57,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:38:57,633 INFO L85 PathProgramCache]: Analyzing trace with hash 380566168, now seen corresponding path program 2 times [2024-11-14 05:38:57,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:38:57,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236841701] [2024-11-14 05:38:57,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:38:57,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:38:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:38:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:38:59,175 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:38:59,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236841701] [2024-11-14 05:38:59,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236841701] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:38:59,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:38:59,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2024-11-14 05:38:59,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685054000] [2024-11-14 05:38:59,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:38:59,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 05:38:59,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:38:59,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 05:38:59,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2024-11-14 05:38:59,177 INFO L87 Difference]: Start difference. First operand 2729 states and 5041 transitions. Second operand has 22 states, 21 states have (on average 9.571428571428571) internal successors, (201), 22 states have internal predecessors, (201), 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) [2024-11-14 05:39:01,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:39:01,473 INFO L93 Difference]: Finished difference Result 2729 states and 5041 transitions. [2024-11-14 05:39:01,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 05:39:01,474 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 9.571428571428571) internal successors, (201), 22 states have internal predecessors, (201), 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) Word has length 201 [2024-11-14 05:39:01,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:39:01,481 INFO L225 Difference]: With dead ends: 2729 [2024-11-14 05:39:01,482 INFO L226 Difference]: Without dead ends: 2675 [2024-11-14 05:39:01,483 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=345, Invalid=1635, Unknown=0, NotChecked=0, Total=1980 [2024-11-14 05:39:01,484 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 806 mSDsluCounter, 2358 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 806 SdHoareTripleChecker+Valid, 2565 SdHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-14 05:39:01,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [806 Valid, 2565 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-14 05:39:01,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2675 states. [2024-11-14 05:39:01,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2675 to 2637. [2024-11-14 05:39:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2637 states, 2628 states have (on average 1.852359208523592) internal successors, (4868), 2636 states have internal predecessors, (4868), 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) [2024-11-14 05:39:01,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2637 states and 4868 transitions. [2024-11-14 05:39:01,520 INFO L78 Accepts]: Start accepts. Automaton has 2637 states and 4868 transitions. Word has length 201 [2024-11-14 05:39:01,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:39:01,520 INFO L471 AbstractCegarLoop]: Abstraction has 2637 states and 4868 transitions. [2024-11-14 05:39:01,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 9.571428571428571) internal successors, (201), 22 states have internal predecessors, (201), 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) [2024-11-14 05:39:01,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 4868 transitions. [2024-11-14 05:39:01,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 05:39:01,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:39:01,522 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:39:01,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-14 05:39:01,522 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:39:01,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:39:01,523 INFO L85 PathProgramCache]: Analyzing trace with hash 513069299, now seen corresponding path program 1 times [2024-11-14 05:39:01,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:39:01,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345619590] [2024-11-14 05:39:01,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:39:01,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:39:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:39:03,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:39:03,348 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:39:03,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345619590] [2024-11-14 05:39:03,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345619590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:39:03,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:39:03,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-11-14 05:39:03,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257425678] [2024-11-14 05:39:03,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:39:03,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-14 05:39:03,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:39:03,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-14 05:39:03,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2024-11-14 05:39:03,350 INFO L87 Difference]: Start difference. First operand 2637 states and 4868 transitions. Second operand has 21 states, 20 states have (on average 10.05) internal successors, (201), 21 states have internal predecessors, (201), 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) [2024-11-14 05:39:06,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:39:06,225 INFO L93 Difference]: Finished difference Result 2685 states and 4924 transitions. [2024-11-14 05:39:06,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 05:39:06,226 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 10.05) internal successors, (201), 21 states have internal predecessors, (201), 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) Word has length 201 [2024-11-14 05:39:06,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:39:06,231 INFO L225 Difference]: With dead ends: 2685 [2024-11-14 05:39:06,231 INFO L226 Difference]: Without dead ends: 2640 [2024-11-14 05:39:06,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=291, Invalid=1871, Unknown=0, NotChecked=0, Total=2162 [2024-11-14 05:39:06,232 INFO L432 NwaCegarLoop]: 291 mSDtfsCounter, 904 mSDsluCounter, 3232 mSDsCounter, 0 mSdLazyCounter, 3784 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 904 SdHoareTripleChecker+Valid, 3523 SdHoareTripleChecker+Invalid, 3813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 3784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-14 05:39:06,233 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [904 Valid, 3523 Invalid, 3813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 3784 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-14 05:39:06,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2640 states. [2024-11-14 05:39:06,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2640 to 2592. [2024-11-14 05:39:06,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2592 states, 2583 states have (on average 1.8532713898567557) internal successors, (4787), 2591 states have internal predecessors, (4787), 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) [2024-11-14 05:39:06,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2592 states and 4787 transitions. [2024-11-14 05:39:06,269 INFO L78 Accepts]: Start accepts. Automaton has 2592 states and 4787 transitions. Word has length 201 [2024-11-14 05:39:06,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:39:06,269 INFO L471 AbstractCegarLoop]: Abstraction has 2592 states and 4787 transitions. [2024-11-14 05:39:06,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 10.05) internal successors, (201), 21 states have internal predecessors, (201), 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) [2024-11-14 05:39:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 4787 transitions. [2024-11-14 05:39:06,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-14 05:39:06,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:39:06,272 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:39:06,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-14 05:39:06,272 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2024-11-14 05:39:06,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:39:06,273 INFO L85 PathProgramCache]: Analyzing trace with hash 594755919, now seen corresponding path program 1 times [2024-11-14 05:39:06,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:39:06,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268288193] [2024-11-14 05:39:06,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:39:06,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:39:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:39:06,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:39:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:39:06,589 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:39:06,589 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:39:06,592 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (36 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (35 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (34 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (33 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (32 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (31 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (30 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (29 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (28 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (27 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (26 of 37 remaining) [2024-11-14 05:39:06,598 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (25 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (24 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (23 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (22 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (21 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (20 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (19 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (18 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (17 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (15 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (14 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (13 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (12 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (11 of 37 remaining) [2024-11-14 05:39:06,599 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (10 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (9 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONDATA_RACE (8 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (4 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (3 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (2 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (1 of 37 remaining) [2024-11-14 05:39:06,600 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONDATA_RACE (0 of 37 remaining) [2024-11-14 05:39:06,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-14 05:39:06,612 INFO L407 BasicCegarLoop]: Path program histogram: [5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:39:06,823 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 05:39:06,830 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:39:06,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:39:06 BasicIcfg [2024-11-14 05:39:06,842 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:39:06,843 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:39:06,843 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:39:06,843 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:39:06,853 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:37:54" (3/4) ... [2024-11-14 05:39:06,854 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-14 05:39:07,035 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 05:39:07,035 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:39:07,036 INFO L158 Benchmark]: Toolchain (without parser) took 74453.98ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 91.3MB in the beginning and 114.6MB in the end (delta: -23.2MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. [2024-11-14 05:39:07,037 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:39:07,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 960.47ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 51.7MB in the end (delta: 39.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 05:39:07,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.80ms. Allocated memory is still 117.4MB. Free memory was 51.7MB in the beginning and 48.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:39:07,038 INFO L158 Benchmark]: Boogie Preprocessor took 48.72ms. Allocated memory is still 117.4MB. Free memory was 48.4MB in the beginning and 45.5MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:39:07,040 INFO L158 Benchmark]: RCFGBuilder took 826.68ms. Allocated memory is still 117.4MB. Free memory was 45.5MB in the beginning and 65.5MB in the end (delta: -20.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-14 05:39:07,042 INFO L158 Benchmark]: TraceAbstraction took 72333.98ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 64.4MB in the beginning and 139.7MB in the end (delta: -75.3MB). Peak memory consumption was 495.7MB. Max. memory is 16.1GB. [2024-11-14 05:39:07,042 INFO L158 Benchmark]: Witness Printer took 192.25ms. Allocated memory is still 226.5MB. Free memory was 139.7MB in the beginning and 114.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 05:39:07,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 960.47ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 51.7MB in the end (delta: 39.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.80ms. Allocated memory is still 117.4MB. Free memory was 51.7MB in the beginning and 48.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.72ms. Allocated memory is still 117.4MB. Free memory was 48.4MB in the beginning and 45.5MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 826.68ms. Allocated memory is still 117.4MB. Free memory was 45.5MB in the beginning and 65.5MB in the end (delta: -20.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * TraceAbstraction took 72333.98ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 64.4MB in the beginning and 139.7MB in the end (delta: -75.3MB). Peak memory consumption was 495.7MB. Max. memory is 16.1GB. * Witness Printer took 192.25ms. Allocated memory is still 226.5MB. Free memory was 139.7MB in the beginning and 114.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 1259]: Data race detected Data race detected The following path leads to a data race: [L1223-L1226] 0 struct s { int datum; struct s *next; } *A, *B; VAL [A={0:0}, B={0:0}] [L1231] 0 pthread_mutex_t A_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={1:0}, B={0:0}] [L1232] 0 pthread_mutex_t B_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}] [L1243] 0 pthread_t t1; VAL [A={0:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}] [L1244] 0 struct s *p = malloc(sizeof(struct s)); VAL [A={0:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, p={-2:0}] [L1245] CALL 0 init(p,9) [L1228] 0 p -> datum = x VAL [A={0:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, \old(p)={-2:0}, \old(x)=9, p={-2:0}, x=9] [L1229] 0 p -> next = ((void *)0) VAL [A={0:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, \old(p)={-2:0}, \old(x)=9, p={-2:0}, x=9] [L1245] RET 0 init(p,9) [L1246] 0 A = malloc(sizeof(struct s)) VAL [A={-3:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, p={-2:0}] [L1247] 0 init(A,3) [L1247] CALL 0 init(A,3) [L1228] 0 p -> datum = x VAL [A={-3:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, \old(p)={-3:0}, \old(x)=3, p={-3:0}, x=3] [L1229] 0 p -> next = ((void *)0) VAL [A={-3:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, \old(p)={-3:0}, \old(x)=3, p={-3:0}, x=3] [L1247] RET 0 init(A,3) [L1248] EXPR 0 A->next VAL [A={-3:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, p={-2:0}] [L1248] 0 A->next = p VAL [A={-3:0}, A_mutex={1:0}, B={0:0}, B_mutex={2:0}, p={-2:0}] [L1249] 0 B = malloc(sizeof(struct s)) VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, p={-2:0}] [L1250] 0 init(B,5) [L1250] CALL 0 init(B,5) [L1228] 0 p -> datum = x VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(p)={-4:0}, \old(x)=5, p={-4:0}, x=5] [L1229] 0 p -> next = ((void *)0) VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(p)={-4:0}, \old(x)=5, p={-4:0}, x=5] [L1250] RET 0 init(B,5) [L1251] EXPR 0 B->next VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, p={-2:0}] [L1251] 0 B->next = p VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, p={-2:0}] [L1252] FCALL, FORK 0 pthread_create(&t1, ((void *)0), t_fun, ((void *)0)) VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, p={-2:0}, t1=-1] [L1254] EXPR 0 A->next VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] [L1254] 0 p = A->next VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] [L1255] EXPR 0 p->datum VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] [L1255] 0 printf("%d\n", p->datum) VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] [L1235] EXPR 1 A->next VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}] [L1258] EXPR 0 B->next VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] [L1235] EXPR 1 A->next->datum VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}] [L1258] 0 p = B->next VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] [L1259] EXPR 0 p->datum VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] [L1235] EXPR 1 A->next->datum VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}] [L1235] 1 A->next->datum++ VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}] [L1259] 0 printf("%d\n", p->datum) VAL [A={-3:0}, A_mutex={1:0}, B={-4:0}, B_mutex={2:0}, \old(arg)={0:0}, arg={0:0}, p={-2:0}, t1=-1] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: A->next = p [1248] * C: B->next = p [1251] * C: B->next = p [1251] * C: p -> next = ((void *)0) [1229] * C: p -> datum = x [1228] * C: p -> next = ((void *)0) [1229] * C: A = malloc(sizeof(struct s)) [1246] * C: B = malloc(sizeof(struct s)) [1249] * C: p -> next = ((void *)0) [1229] * C: p -> next = ((void *)0) [1229] * C: p -> datum = x [1228] * C: p -> datum = x [1228] * C: p -> datum = x [1228] * C: A->next = p [1248] * C: A->next = p [1248] * C: A->next->datum++ [1235] * C: B->next = p [1251] * C: A->next = p [1248] * C: B->next = p [1251] and C: printf("%d\n", p->datum) [1259] - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1246]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1247]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1248]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1248]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1249]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1250]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1251]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1251]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1254]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1254]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1255]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1258]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1258]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1252]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1235]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1235]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1235]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1235]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 356 locations, 37 error locations. Started 1 CEGAR loops. OverallTime: 71.9s, OverallIterations: 30, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.1s, AutomataDifference: 37.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11623 SdHoareTripleChecker+Valid, 28.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11623 mSDsluCounter, 45003 SdHoareTripleChecker+Invalid, 24.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36934 mSDsCounter, 2181 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39541 IncrementalHoareTripleChecker+Invalid, 41722 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2181 mSolverCounterUnsat, 8069 mSDtfsCounter, 39541 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 747 GetRequests, 183 SyntacticMatches, 1 SemanticMatches, 563 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4720 ImplicationChecksByTransitivity, 10.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4538occurred in iteration=12, InterpolantAutomatonStates: 492, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 29 MinimizatonAttempts, 11129 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 29.6s InterpolantComputationTime, 4742 NumberOfCodeBlocks, 4742 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 4510 ConstructedInterpolants, 0 QuantifiedInterpolants, 41639 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 29 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 RESULT: Ultimate proved your program to be incorrect! [2024-11-14 05:39:07,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_636990d6-bf51-4e3e-b154-1f0379353a08/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE