./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.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_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/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_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/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_7c6fd49f-a454-4bda-b862-e88089e1e5c2/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 22e95fa30ebde8538537e9926c639bef97cab57433fef0bd6d73df06023fa7d1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:58:21,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:58:21,928 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-14 03:58:21,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:58:21,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:58:21,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:58:21,972 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:58:21,972 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:58:21,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:58:21,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:58:21,974 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:58:21,974 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:58:21,974 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:58:21,974 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:58:21,974 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:58:21,975 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:58:21,975 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:58:21,976 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:58:21,977 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:58:21,977 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:58:21,977 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:58:21,977 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:58:21,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:58:21,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:58:21,978 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-14 03:58:21,979 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:58:21,979 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:58:21,979 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:58:21,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:58:21,979 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:58:21,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:58:21,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:58:21,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:58:21,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:58:21,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:58:21,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:58:21,981 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:58:21,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:58:21,981 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:58:21,981 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:58:21,981 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:58:21,982 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_7c6fd49f-a454-4bda-b862-e88089e1e5c2/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 -> 22e95fa30ebde8538537e9926c639bef97cab57433fef0bd6d73df06023fa7d1 [2024-11-14 03:58:22,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:58:22,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:58:22,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:58:22,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:58:22,340 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:58:22,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i Unable to find full path for "g++" [2024-11-14 03:58:24,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:58:24,662 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:58:24,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/sv-benchmarks/c/goblint-regression/09-regions_04-list2_nr.i [2024-11-14 03:58:24,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/data/8c1c31a81/9ac14bdd7d6c4049b14187649d068f8e/FLAGb81b5cdfa [2024-11-14 03:58:24,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/data/8c1c31a81/9ac14bdd7d6c4049b14187649d068f8e [2024-11-14 03:58:24,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:58:24,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:58:24,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:58:24,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:58:24,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:58:24,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:58:24" (1/1) ... [2024-11-14 03:58:24,717 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79bb1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:24, skipping insertion in model container [2024-11-14 03:58:24,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:58:24" (1/1) ... [2024-11-14 03:58:24,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:58:25,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:58:25,380 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:58:25,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:58:25,547 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:58:25,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25 WrapperNode [2024-11-14 03:58:25,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:58:25,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:58:25,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:58:25,552 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:58:25,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,680 INFO L138 Inliner]: procedures = 369, calls = 51, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 205 [2024-11-14 03:58:25,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:58:25,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:58:25,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:58:25,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:58:25,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:58:25,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:58:25,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:58:25,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:58:25,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (1/1) ... [2024-11-14 03:58:25,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:58:25,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:58:25,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:58:25,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:58:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 03:58:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 03:58:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-14 03:58:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:58:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:58:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-14 03:58:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 03:58:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:58:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 03:58:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-14 03:58:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-14 03:58:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:58:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:58:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:58:25,844 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 03:58:26,079 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:58:26,082 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:58:26,923 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 03:58:26,923 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:58:26,974 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:58:26,974 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 03:58:26,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:58:26 BoogieIcfgContainer [2024-11-14 03:58:26,975 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:58:26,980 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:58:26,981 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:58:26,985 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:58:26,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:58:24" (1/3) ... [2024-11-14 03:58:26,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e316f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:58:26, skipping insertion in model container [2024-11-14 03:58:26,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:25" (2/3) ... [2024-11-14 03:58:26,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e316f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:58:26, skipping insertion in model container [2024-11-14 03:58:26,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:58:26" (3/3) ... [2024-11-14 03:58:26,987 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_04-list2_nr.i [2024-11-14 03:58:27,004 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:58:27,005 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 09-regions_04-list2_nr.i that has 2 procedures, 310 locations, 1 initial locations, 0 loop locations, and 30 error locations. [2024-11-14 03:58:27,006 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 03:58:27,117 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-14 03:58:27,167 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 313 places, 309 transitions, 622 flow [2024-11-14 03:58:27,555 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 4346 states, 4268 states have (on average 1.9639175257731958) internal successors, (8382), 4345 states have internal predecessors, (8382), 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 03:58:27,599 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:58:27,614 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;@286e6293, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:58:27,614 INFO L334 AbstractCegarLoop]: Starting to check reachability of 39 error locations. [2024-11-14 03:58:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand has 4346 states, 4268 states have (on average 1.9639175257731958) internal successors, (8382), 4345 states have internal predecessors, (8382), 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 03:58:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-14 03:58:27,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:27,636 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 03:58:27,637 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:27,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:27,643 INFO L85 PathProgramCache]: Analyzing trace with hash 40853792, now seen corresponding path program 1 times [2024-11-14 03:58:27,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:27,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576104656] [2024-11-14 03:58:27,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:27,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:28,748 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 03:58:28,750 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:28,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576104656] [2024-11-14 03:58:28,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576104656] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:28,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:28,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:28,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227390762] [2024-11-14 03:58:28,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:28,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:28,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:28,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:28,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:28,793 INFO L87 Difference]: Start difference. First operand has 4346 states, 4268 states have (on average 1.9639175257731958) internal successors, (8382), 4345 states have internal predecessors, (8382), 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 03:58:29,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:29,431 INFO L93 Difference]: Finished difference Result 4346 states and 8382 transitions. [2024-11-14 03:58:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:29,433 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 03:58:29,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:29,488 INFO L225 Difference]: With dead ends: 4346 [2024-11-14 03:58:29,489 INFO L226 Difference]: Without dead ends: 4342 [2024-11-14 03:58:29,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:29,500 INFO L432 NwaCegarLoop]: 279 mSDtfsCounter, 8 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:29,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 581 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 03:58:29,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4342 states. [2024-11-14 03:58:29,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4342 to 4342. [2024-11-14 03:58:29,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4342 states, 4268 states have (on average 1.9629803186504218) internal successors, (8378), 4341 states have internal predecessors, (8378), 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 03:58:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 4342 states and 8378 transitions. [2024-11-14 03:58:29,811 INFO L78 Accepts]: Start accepts. Automaton has 4342 states and 8378 transitions. Word has length 41 [2024-11-14 03:58:29,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:29,813 INFO L471 AbstractCegarLoop]: Abstraction has 4342 states and 8378 transitions. [2024-11-14 03:58:29,813 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 03:58:29,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4342 states and 8378 transitions. [2024-11-14 03:58:29,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-14 03:58:29,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:29,816 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 03:58:29,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:58:29,817 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:29,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:29,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1115247708, now seen corresponding path program 1 times [2024-11-14 03:58:29,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:29,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530081915] [2024-11-14 03:58:29,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:29,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:30,439 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 03:58:30,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:30,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530081915] [2024-11-14 03:58:30,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530081915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:30,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:30,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:30,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673506735] [2024-11-14 03:58:30,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:30,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:30,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:30,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:30,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:30,443 INFO L87 Difference]: Start difference. First operand 4342 states and 8378 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 03:58:30,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:30,969 INFO L93 Difference]: Finished difference Result 4342 states and 8378 transitions. [2024-11-14 03:58:30,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:30,969 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 03:58:30,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:30,996 INFO L225 Difference]: With dead ends: 4342 [2024-11-14 03:58:30,996 INFO L226 Difference]: Without dead ends: 4338 [2024-11-14 03:58:30,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:31,000 INFO L432 NwaCegarLoop]: 275 mSDtfsCounter, 4 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:31,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 577 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 03:58:31,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4338 states. [2024-11-14 03:58:31,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4338 to 4338. [2024-11-14 03:58:31,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4338 states, 4268 states have (on average 1.9620431115276475) internal successors, (8374), 4337 states have internal predecessors, (8374), 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 03:58:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 4338 states and 8374 transitions. [2024-11-14 03:58:31,143 INFO L78 Accepts]: Start accepts. Automaton has 4338 states and 8374 transitions. Word has length 49 [2024-11-14 03:58:31,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:31,144 INFO L471 AbstractCegarLoop]: Abstraction has 4338 states and 8374 transitions. [2024-11-14 03:58:31,144 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 03:58:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 4338 states and 8374 transitions. [2024-11-14 03:58:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-14 03:58:31,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:31,145 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 03:58:31,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:58:31,146 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:31,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:31,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1318597770, now seen corresponding path program 1 times [2024-11-14 03:58:31,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:31,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689973114] [2024-11-14 03:58:31,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:31,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:31,232 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 03:58:31,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:31,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689973114] [2024-11-14 03:58:31,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689973114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:31,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:31,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:58:31,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863659892] [2024-11-14 03:58:31,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:31,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:58:31,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:31,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:58:31,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:58:31,237 INFO L87 Difference]: Start difference. First operand 4338 states and 8374 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 03:58:31,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:31,335 INFO L93 Difference]: Finished difference Result 4338 states and 8374 transitions. [2024-11-14 03:58:31,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:58:31,335 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 03:58:31,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:31,361 INFO L225 Difference]: With dead ends: 4338 [2024-11-14 03:58:31,362 INFO L226 Difference]: Without dead ends: 4337 [2024-11-14 03:58:31,365 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 03:58:31,366 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 560 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 03:58:31,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 560 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:58:31,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4337 states. [2024-11-14 03:58:31,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4337 to 4337. [2024-11-14 03:58:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4337 states, 4268 states have (on average 1.9618088097469542) internal successors, (8373), 4336 states have internal predecessors, (8373), 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 03:58:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 4337 states and 8373 transitions. [2024-11-14 03:58:31,578 INFO L78 Accepts]: Start accepts. Automaton has 4337 states and 8373 transitions. Word has length 57 [2024-11-14 03:58:31,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:31,580 INFO L471 AbstractCegarLoop]: Abstraction has 4337 states and 8373 transitions. [2024-11-14 03:58:31,582 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 03:58:31,582 INFO L276 IsEmpty]: Start isEmpty. Operand 4337 states and 8373 transitions. [2024-11-14 03:58:31,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-14 03:58:31,584 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:31,584 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 03:58:31,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 03:58:31,584 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:31,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:31,588 INFO L85 PathProgramCache]: Analyzing trace with hash 672267698, now seen corresponding path program 1 times [2024-11-14 03:58:31,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:31,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269238897] [2024-11-14 03:58:31,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:31,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:31,658 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 03:58:31,659 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:31,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269238897] [2024-11-14 03:58:31,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269238897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:31,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:31,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:58:31,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547436107] [2024-11-14 03:58:31,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:31,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:58:31,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:31,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:58:31,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:58:31,661 INFO L87 Difference]: Start difference. First operand 4337 states and 8373 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 03:58:31,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:31,727 INFO L93 Difference]: Finished difference Result 4337 states and 8373 transitions. [2024-11-14 03:58:31,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:58:31,728 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 03:58:31,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:31,757 INFO L225 Difference]: With dead ends: 4337 [2024-11-14 03:58:31,758 INFO L226 Difference]: Without dead ends: 4205 [2024-11-14 03:58:31,763 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 03:58:31,764 INFO L432 NwaCegarLoop]: 282 mSDtfsCounter, 232 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 339 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 03:58:31,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 339 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:58:31,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4205 states. [2024-11-14 03:58:31,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4205 to 4205. [2024-11-14 03:58:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4205 states, 4153 states have (on average 1.9535275704310138) internal successors, (8113), 4204 states have internal predecessors, (8113), 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 03:58:31,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 4205 states and 8113 transitions. [2024-11-14 03:58:31,918 INFO L78 Accepts]: Start accepts. Automaton has 4205 states and 8113 transitions. Word has length 61 [2024-11-14 03:58:31,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:31,920 INFO L471 AbstractCegarLoop]: Abstraction has 4205 states and 8113 transitions. [2024-11-14 03:58:31,920 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 03:58:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 4205 states and 8113 transitions. [2024-11-14 03:58:31,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-14 03:58:31,924 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:31,924 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 03:58:31,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 03:58:31,925 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:31,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:31,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1162053395, now seen corresponding path program 1 times [2024-11-14 03:58:31,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:31,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898948684] [2024-11-14 03:58:31,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:31,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:32,783 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 03:58:32,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:32,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898948684] [2024-11-14 03:58:32,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898948684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:32,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:32,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:32,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899842743] [2024-11-14 03:58:32,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:32,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:32,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:32,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:32,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:32,786 INFO L87 Difference]: Start difference. First operand 4205 states and 8113 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 03:58:33,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:33,139 INFO L93 Difference]: Finished difference Result 4205 states and 8113 transitions. [2024-11-14 03:58:33,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:33,140 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 03:58:33,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:33,163 INFO L225 Difference]: With dead ends: 4205 [2024-11-14 03:58:33,163 INFO L226 Difference]: Without dead ends: 4204 [2024-11-14 03:58:33,165 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 03:58:33,166 INFO L432 NwaCegarLoop]: 281 mSDtfsCounter, 1 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:33,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 609 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 03:58:33,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4204 states. [2024-11-14 03:58:33,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4204 to 4204. [2024-11-14 03:58:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4204 states, 4153 states have (on average 1.9532867806405008) internal successors, (8112), 4203 states have internal predecessors, (8112), 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 03:58:33,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 8112 transitions. [2024-11-14 03:58:33,291 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 8112 transitions. Word has length 92 [2024-11-14 03:58:33,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:33,292 INFO L471 AbstractCegarLoop]: Abstraction has 4204 states and 8112 transitions. [2024-11-14 03:58:33,292 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 03:58:33,292 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 8112 transitions. [2024-11-14 03:58:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-14 03:58:33,293 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:33,293 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 03:58:33,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 03:58:33,294 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:33,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:33,294 INFO L85 PathProgramCache]: Analyzing trace with hash -2026788999, now seen corresponding path program 1 times [2024-11-14 03:58:33,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:33,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867796889] [2024-11-14 03:58:33,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:33,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:33,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:58:33,424 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:33,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867796889] [2024-11-14 03:58:33,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867796889] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:33,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:33,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:58:33,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936784744] [2024-11-14 03:58:33,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:33,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:58:33,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:33,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:58:33,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:58:33,426 INFO L87 Difference]: Start difference. First operand 4204 states and 8112 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 03:58:33,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:33,511 INFO L93 Difference]: Finished difference Result 4204 states and 8112 transitions. [2024-11-14 03:58:33,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:58:33,511 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 03:58:33,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:33,539 INFO L225 Difference]: With dead ends: 4204 [2024-11-14 03:58:33,539 INFO L226 Difference]: Without dead ends: 4203 [2024-11-14 03:58:33,541 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 03:58:33,542 INFO L432 NwaCegarLoop]: 283 mSDtfsCounter, 2 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 548 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 03:58:33,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 548 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:58:33,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4203 states. [2024-11-14 03:58:33,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4203 to 4203. [2024-11-14 03:58:33,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4203 states, 4153 states have (on average 1.953045990849988) internal successors, (8111), 4202 states have internal predecessors, (8111), 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 03:58:33,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 4203 states and 8111 transitions. [2024-11-14 03:58:33,661 INFO L78 Accepts]: Start accepts. Automaton has 4203 states and 8111 transitions. Word has length 98 [2024-11-14 03:58:33,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:33,661 INFO L471 AbstractCegarLoop]: Abstraction has 4203 states and 8111 transitions. [2024-11-14 03:58:33,661 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 03:58:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 4203 states and 8111 transitions. [2024-11-14 03:58:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-14 03:58:33,665 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:33,665 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 03:58:33,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 03:58:33,665 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:33,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:33,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1079060366, now seen corresponding path program 1 times [2024-11-14 03:58:33,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:33,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793626479] [2024-11-14 03:58:33,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:33,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:58:33,745 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:33,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793626479] [2024-11-14 03:58:33,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793626479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:33,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:33,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:58:33,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876648406] [2024-11-14 03:58:33,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:33,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:58:33,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:33,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:58:33,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:58:33,747 INFO L87 Difference]: Start difference. First operand 4203 states and 8111 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 03:58:33,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:33,819 INFO L93 Difference]: Finished difference Result 4203 states and 8111 transitions. [2024-11-14 03:58:33,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:58:33,820 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 03:58:33,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:33,838 INFO L225 Difference]: With dead ends: 4203 [2024-11-14 03:58:33,838 INFO L226 Difference]: Without dead ends: 4073 [2024-11-14 03:58:33,843 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 03:58:33,844 INFO L432 NwaCegarLoop]: 276 mSDtfsCounter, 185 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 374 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 03:58:33,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 374 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:58:33,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4073 states. [2024-11-14 03:58:33,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4073 to 4073. [2024-11-14 03:58:33,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 4038 states have (on average 1.945269935611689) internal successors, (7855), 4072 states have internal predecessors, (7855), 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 03:58:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 7855 transitions. [2024-11-14 03:58:34,043 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 7855 transitions. Word has length 102 [2024-11-14 03:58:34,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:34,043 INFO L471 AbstractCegarLoop]: Abstraction has 4073 states and 7855 transitions. [2024-11-14 03:58:34,044 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 03:58:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 7855 transitions. [2024-11-14 03:58:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-14 03:58:34,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:34,047 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:58:34,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 03:58:34,050 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:34,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:34,051 INFO L85 PathProgramCache]: Analyzing trace with hash -475309157, now seen corresponding path program 1 times [2024-11-14 03:58:34,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:34,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039553945] [2024-11-14 03:58:34,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:34,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:35,265 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 03:58:35,265 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:35,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039553945] [2024-11-14 03:58:35,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039553945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:35,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:35,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:35,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033236587] [2024-11-14 03:58:35,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:35,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:35,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:35,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:35,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:35,268 INFO L87 Difference]: Start difference. First operand 4073 states and 7855 transitions. Second operand has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 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 03:58:35,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:35,691 INFO L93 Difference]: Finished difference Result 4073 states and 7855 transitions. [2024-11-14 03:58:35,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:35,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 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 158 [2024-11-14 03:58:35,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:35,711 INFO L225 Difference]: With dead ends: 4073 [2024-11-14 03:58:35,712 INFO L226 Difference]: Without dead ends: 4072 [2024-11-14 03:58:35,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:35,715 INFO L432 NwaCegarLoop]: 275 mSDtfsCounter, 2 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:35,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 593 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 03:58:35,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4072 states. [2024-11-14 03:58:35,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4072 to 4072. [2024-11-14 03:58:35,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4072 states, 4038 states have (on average 1.9450222882615156) internal successors, (7854), 4071 states have internal predecessors, (7854), 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 03:58:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 4072 states and 7854 transitions. [2024-11-14 03:58:35,833 INFO L78 Accepts]: Start accepts. Automaton has 4072 states and 7854 transitions. Word has length 158 [2024-11-14 03:58:35,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:35,833 INFO L471 AbstractCegarLoop]: Abstraction has 4072 states and 7854 transitions. [2024-11-14 03:58:35,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 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 03:58:35,834 INFO L276 IsEmpty]: Start isEmpty. Operand 4072 states and 7854 transitions. [2024-11-14 03:58:35,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-14 03:58:35,835 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:35,836 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] [2024-11-14 03:58:35,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 03:58:35,836 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:35,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:35,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1067263636, now seen corresponding path program 1 times [2024-11-14 03:58:35,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:35,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684835525] [2024-11-14 03:58:35,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:35,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:36,727 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 03:58:36,728 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:36,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684835525] [2024-11-14 03:58:36,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684835525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:36,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:36,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:36,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268598409] [2024-11-14 03:58:36,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:36,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:36,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:36,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:36,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:36,730 INFO L87 Difference]: Start difference. First operand 4072 states and 7854 transitions. Second operand has 6 states, 5 states have (on average 34.8) internal successors, (174), 6 states have internal predecessors, (174), 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 03:58:37,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:37,818 INFO L93 Difference]: Finished difference Result 6294 states and 12202 transitions. [2024-11-14 03:58:37,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:37,819 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.8) internal successors, (174), 6 states have internal predecessors, (174), 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 174 [2024-11-14 03:58:37,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:37,846 INFO L225 Difference]: With dead ends: 6294 [2024-11-14 03:58:37,846 INFO L226 Difference]: Without dead ends: 6168 [2024-11-14 03:58:37,850 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 03:58:37,850 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 215 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:37,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 983 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 740 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 03:58:37,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6168 states. [2024-11-14 03:58:37,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6168 to 4181. [2024-11-14 03:58:37,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4181 states, 4153 states have (on average 1.942932819648447) internal successors, (8069), 4180 states have internal predecessors, (8069), 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 03:58:37,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 4181 states and 8069 transitions. [2024-11-14 03:58:37,975 INFO L78 Accepts]: Start accepts. Automaton has 4181 states and 8069 transitions. Word has length 174 [2024-11-14 03:58:37,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:37,975 INFO L471 AbstractCegarLoop]: Abstraction has 4181 states and 8069 transitions. [2024-11-14 03:58:37,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.8) internal successors, (174), 6 states have internal predecessors, (174), 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 03:58:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 8069 transitions. [2024-11-14 03:58:37,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-14 03:58:37,978 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:37,978 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] [2024-11-14 03:58:37,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-14 03:58:37,979 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:37,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:37,979 INFO L85 PathProgramCache]: Analyzing trace with hash -455532296, now seen corresponding path program 1 times [2024-11-14 03:58:37,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:37,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609525010] [2024-11-14 03:58:37,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:37,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:38,798 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 03:58:38,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:38,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609525010] [2024-11-14 03:58:38,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609525010] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:38,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:38,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:38,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954696914] [2024-11-14 03:58:38,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:38,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:38,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:38,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:38,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:38,800 INFO L87 Difference]: Start difference. First operand 4181 states and 8069 transitions. Second operand has 6 states, 5 states have (on average 36.0) internal successors, (180), 6 states have internal predecessors, (180), 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 03:58:39,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:39,304 INFO L93 Difference]: Finished difference Result 4181 states and 8069 transitions. [2024-11-14 03:58:39,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:39,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 36.0) internal successors, (180), 6 states have internal predecessors, (180), 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 180 [2024-11-14 03:58:39,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:39,320 INFO L225 Difference]: With dead ends: 4181 [2024-11-14 03:58:39,320 INFO L226 Difference]: Without dead ends: 4125 [2024-11-14 03:58:39,322 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 03:58:39,323 INFO L432 NwaCegarLoop]: 383 mSDtfsCounter, 168 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:39,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 658 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 03:58:39,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4125 states. [2024-11-14 03:58:39,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4125 to 4125. [2024-11-14 03:58:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4125 states, 4101 states have (on average 1.9405023165081687) internal successors, (7958), 4124 states have internal predecessors, (7958), 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 03:58:39,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 4125 states and 7958 transitions. [2024-11-14 03:58:39,455 INFO L78 Accepts]: Start accepts. Automaton has 4125 states and 7958 transitions. Word has length 180 [2024-11-14 03:58:39,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:39,456 INFO L471 AbstractCegarLoop]: Abstraction has 4125 states and 7958 transitions. [2024-11-14 03:58:39,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.0) internal successors, (180), 6 states have internal predecessors, (180), 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 03:58:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 4125 states and 7958 transitions. [2024-11-14 03:58:39,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-14 03:58:39,458 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:39,458 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] [2024-11-14 03:58:39,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-14 03:58:39,459 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:39,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:39,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1329065302, now seen corresponding path program 1 times [2024-11-14 03:58:39,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:39,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708051669] [2024-11-14 03:58:39,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:39,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:58:40,383 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:40,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708051669] [2024-11-14 03:58:40,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708051669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:40,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:40,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:40,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385234090] [2024-11-14 03:58:40,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:40,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:40,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:40,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:40,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:40,385 INFO L87 Difference]: Start difference. First operand 4125 states and 7958 transitions. Second operand has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 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 03:58:41,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:41,087 INFO L93 Difference]: Finished difference Result 5613 states and 10892 transitions. [2024-11-14 03:58:41,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:41,087 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 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 184 [2024-11-14 03:58:41,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:41,110 INFO L225 Difference]: With dead ends: 5613 [2024-11-14 03:58:41,110 INFO L226 Difference]: Without dead ends: 5387 [2024-11-14 03:58:41,113 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 03:58:41,114 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 229 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:41,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 652 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 03:58:41,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5387 states. [2024-11-14 03:58:41,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5387 to 4378. [2024-11-14 03:58:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4378 states, 4354 states have (on average 1.9400551217271476) internal successors, (8447), 4377 states have internal predecessors, (8447), 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 03:58:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 4378 states and 8447 transitions. [2024-11-14 03:58:41,227 INFO L78 Accepts]: Start accepts. Automaton has 4378 states and 8447 transitions. Word has length 184 [2024-11-14 03:58:41,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:41,228 INFO L471 AbstractCegarLoop]: Abstraction has 4378 states and 8447 transitions. [2024-11-14 03:58:41,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 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 03:58:41,228 INFO L276 IsEmpty]: Start isEmpty. Operand 4378 states and 8447 transitions. [2024-11-14 03:58:41,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-14 03:58:41,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:41,232 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:58:41,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-14 03:58:41,233 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:41,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:41,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1648238845, now seen corresponding path program 1 times [2024-11-14 03:58:41,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:41,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230226311] [2024-11-14 03:58:41,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:41,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:42,066 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 03:58:42,066 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:42,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230226311] [2024-11-14 03:58:42,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230226311] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:42,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:42,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:42,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709901217] [2024-11-14 03:58:42,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:42,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:42,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:42,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:42,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:42,068 INFO L87 Difference]: Start difference. First operand 4378 states and 8447 transitions. Second operand has 6 states, 5 states have (on average 37.6) internal successors, (188), 6 states have internal predecessors, (188), 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 03:58:42,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:42,768 INFO L93 Difference]: Finished difference Result 4690 states and 9053 transitions. [2024-11-14 03:58:42,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:42,769 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.6) internal successors, (188), 6 states have internal predecessors, (188), 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 188 [2024-11-14 03:58:42,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:42,790 INFO L225 Difference]: With dead ends: 4690 [2024-11-14 03:58:42,790 INFO L226 Difference]: Without dead ends: 4621 [2024-11-14 03:58:42,792 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 03:58:42,795 INFO L432 NwaCegarLoop]: 383 mSDtfsCounter, 161 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:42,795 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 877 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 03:58:42,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4621 states. [2024-11-14 03:58:42,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4621 to 4563. [2024-11-14 03:58:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4563 states, 4539 states have (on average 1.941617096276713) internal successors, (8813), 4562 states have internal predecessors, (8813), 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 03:58:42,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4563 states to 4563 states and 8813 transitions. [2024-11-14 03:58:42,911 INFO L78 Accepts]: Start accepts. Automaton has 4563 states and 8813 transitions. Word has length 188 [2024-11-14 03:58:42,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:42,911 INFO L471 AbstractCegarLoop]: Abstraction has 4563 states and 8813 transitions. [2024-11-14 03:58:42,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.6) internal successors, (188), 6 states have internal predecessors, (188), 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 03:58:42,912 INFO L276 IsEmpty]: Start isEmpty. Operand 4563 states and 8813 transitions. [2024-11-14 03:58:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-14 03:58:42,915 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:42,916 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] [2024-11-14 03:58:42,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-14 03:58:42,916 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:42,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:42,916 INFO L85 PathProgramCache]: Analyzing trace with hash 245562518, now seen corresponding path program 1 times [2024-11-14 03:58:42,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:42,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052602964] [2024-11-14 03:58:42,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:42,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:43,150 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 03:58:43,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:43,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052602964] [2024-11-14 03:58:43,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052602964] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:43,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:43,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:58:43,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342773928] [2024-11-14 03:58:43,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:43,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:58:43,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:43,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:58:43,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:58:43,152 INFO L87 Difference]: Start difference. First operand 4563 states and 8813 transitions. Second operand has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 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 03:58:43,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:43,220 INFO L93 Difference]: Finished difference Result 7873 states and 15239 transitions. [2024-11-14 03:58:43,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:58:43,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 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 196 [2024-11-14 03:58:43,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:43,238 INFO L225 Difference]: With dead ends: 7873 [2024-11-14 03:58:43,238 INFO L226 Difference]: Without dead ends: 3776 [2024-11-14 03:58:43,248 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 03:58:43,249 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 106 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 609 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 03:58:43,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 609 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:58:43,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3776 states. [2024-11-14 03:58:43,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3776 to 3524. [2024-11-14 03:58:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3524 states, 3506 states have (on average 1.9070165430690245) internal successors, (6686), 3523 states have internal predecessors, (6686), 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 03:58:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 3524 states and 6686 transitions. [2024-11-14 03:58:43,324 INFO L78 Accepts]: Start accepts. Automaton has 3524 states and 6686 transitions. Word has length 196 [2024-11-14 03:58:43,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:43,324 INFO L471 AbstractCegarLoop]: Abstraction has 3524 states and 6686 transitions. [2024-11-14 03:58:43,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 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 03:58:43,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 6686 transitions. [2024-11-14 03:58:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-14 03:58:43,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:43,328 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] [2024-11-14 03:58:43,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-14 03:58:43,328 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:43,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:43,328 INFO L85 PathProgramCache]: Analyzing trace with hash 66721730, now seen corresponding path program 1 times [2024-11-14 03:58:43,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:43,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590862529] [2024-11-14 03:58:43,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:43,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:44,128 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 03:58:44,128 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:44,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590862529] [2024-11-14 03:58:44,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590862529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:44,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:44,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:44,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510894171] [2024-11-14 03:58:44,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:44,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:44,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:44,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:44,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:44,130 INFO L87 Difference]: Start difference. First operand 3524 states and 6686 transitions. Second operand has 6 states, 5 states have (on average 39.6) internal successors, (198), 6 states have internal predecessors, (198), 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 03:58:45,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:45,232 INFO L93 Difference]: Finished difference Result 4168 states and 7902 transitions. [2024-11-14 03:58:45,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:45,233 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 39.6) internal successors, (198), 6 states have internal predecessors, (198), 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 198 [2024-11-14 03:58:45,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:45,253 INFO L225 Difference]: With dead ends: 4168 [2024-11-14 03:58:45,253 INFO L226 Difference]: Without dead ends: 3723 [2024-11-14 03:58:45,256 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 03:58:45,257 INFO L432 NwaCegarLoop]: 416 mSDtfsCounter, 337 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:45,257 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 887 Invalid, 760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 03:58:45,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3723 states. [2024-11-14 03:58:45,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3723 to 3258. [2024-11-14 03:58:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3258 states, 3243 states have (on average 1.887449892075239) internal successors, (6121), 3257 states have internal predecessors, (6121), 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 03:58:45,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 3258 states and 6121 transitions. [2024-11-14 03:58:45,356 INFO L78 Accepts]: Start accepts. Automaton has 3258 states and 6121 transitions. Word has length 198 [2024-11-14 03:58:45,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:45,357 INFO L471 AbstractCegarLoop]: Abstraction has 3258 states and 6121 transitions. [2024-11-14 03:58:45,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 39.6) internal successors, (198), 6 states have internal predecessors, (198), 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 03:58:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 6121 transitions. [2024-11-14 03:58:45,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-14 03:58:45,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:45,362 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:58:45,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-14 03:58:45,362 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:45,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:45,364 INFO L85 PathProgramCache]: Analyzing trace with hash -744619893, now seen corresponding path program 1 times [2024-11-14 03:58:45,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:45,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247604582] [2024-11-14 03:58:45,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:45,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:46,202 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 03:58:46,202 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:46,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247604582] [2024-11-14 03:58:46,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247604582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:46,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:46,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:46,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667461720] [2024-11-14 03:58:46,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:46,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:46,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:46,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:46,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:46,204 INFO L87 Difference]: Start difference. First operand 3258 states and 6121 transitions. Second operand has 6 states, 5 states have (on average 42.0) internal successors, (210), 6 states have internal predecessors, (210), 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 03:58:46,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:46,749 INFO L93 Difference]: Finished difference Result 3258 states and 6121 transitions. [2024-11-14 03:58:46,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:46,750 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 42.0) internal successors, (210), 6 states have internal predecessors, (210), 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 210 [2024-11-14 03:58:46,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:46,764 INFO L225 Difference]: With dead ends: 3258 [2024-11-14 03:58:46,764 INFO L226 Difference]: Without dead ends: 3199 [2024-11-14 03:58:46,766 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 03:58:46,766 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 156 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 712 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:46,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 712 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 03:58:46,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3199 states. [2024-11-14 03:58:46,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3199 to 3199. [2024-11-14 03:58:46,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3199 states, 3187 states have (on average 1.8842171320991528) internal successors, (6005), 3198 states have internal predecessors, (6005), 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 03:58:46,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 3199 states and 6005 transitions. [2024-11-14 03:58:46,832 INFO L78 Accepts]: Start accepts. Automaton has 3199 states and 6005 transitions. Word has length 210 [2024-11-14 03:58:46,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:46,833 INFO L471 AbstractCegarLoop]: Abstraction has 3199 states and 6005 transitions. [2024-11-14 03:58:46,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 42.0) internal successors, (210), 6 states have internal predecessors, (210), 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 03:58:46,833 INFO L276 IsEmpty]: Start isEmpty. Operand 3199 states and 6005 transitions. [2024-11-14 03:58:46,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-14 03:58:46,837 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:46,838 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:58:46,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-14 03:58:46,838 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:46,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:46,839 INFO L85 PathProgramCache]: Analyzing trace with hash 460287632, now seen corresponding path program 1 times [2024-11-14 03:58:46,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:46,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515017552] [2024-11-14 03:58:46,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:46,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:47,661 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 03:58:47,661 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:47,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515017552] [2024-11-14 03:58:47,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515017552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:47,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:47,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:58:47,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255972776] [2024-11-14 03:58:47,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:47,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:58:47,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:47,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:58:47,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:58:47,665 INFO L87 Difference]: Start difference. First operand 3199 states and 6005 transitions. Second operand has 6 states, 5 states have (on average 43.6) internal successors, (218), 6 states have internal predecessors, (218), 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 03:58:48,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:48,276 INFO L93 Difference]: Finished difference Result 3472 states and 6497 transitions. [2024-11-14 03:58:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:58:48,276 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 43.6) internal successors, (218), 6 states have internal predecessors, (218), 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 218 [2024-11-14 03:58:48,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:48,290 INFO L225 Difference]: With dead ends: 3472 [2024-11-14 03:58:48,290 INFO L226 Difference]: Without dead ends: 2904 [2024-11-14 03:58:48,292 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 03:58:48,293 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 162 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 819 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:48,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 819 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 03:58:48,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2904 states. [2024-11-14 03:58:48,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2904 to 2888. [2024-11-14 03:58:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2888 states, 2876 states have (on average 1.851182197496523) internal successors, (5324), 2887 states have internal predecessors, (5324), 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 03:58:48,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2888 states and 5324 transitions. [2024-11-14 03:58:48,358 INFO L78 Accepts]: Start accepts. Automaton has 2888 states and 5324 transitions. Word has length 218 [2024-11-14 03:58:48,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:48,359 INFO L471 AbstractCegarLoop]: Abstraction has 2888 states and 5324 transitions. [2024-11-14 03:58:48,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 43.6) internal successors, (218), 6 states have internal predecessors, (218), 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 03:58:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 5324 transitions. [2024-11-14 03:58:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-14 03:58:48,364 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:48,364 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:58:48,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-14 03:58:48,365 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:48,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:48,366 INFO L85 PathProgramCache]: Analyzing trace with hash -528446063, now seen corresponding path program 1 times [2024-11-14 03:58:48,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:48,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58537898] [2024-11-14 03:58:48,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:48,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:51,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:58:51,186 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:51,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58537898] [2024-11-14 03:58:51,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58537898] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:51,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:51,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-14 03:58:51,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322080733] [2024-11-14 03:58:51,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:51,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 03:58:51,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:51,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 03:58:51,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2024-11-14 03:58:51,189 INFO L87 Difference]: Start difference. First operand 2888 states and 5324 transitions. Second operand has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:58:54,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:54,334 INFO L93 Difference]: Finished difference Result 3792 states and 6999 transitions. [2024-11-14 03:58:54,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 03:58:54,334 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 219 [2024-11-14 03:58:54,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:54,347 INFO L225 Difference]: With dead ends: 3792 [2024-11-14 03:58:54,347 INFO L226 Difference]: Without dead ends: 3744 [2024-11-14 03:58:54,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=296, Invalid=1774, Unknown=0, NotChecked=0, Total=2070 [2024-11-14 03:58:54,350 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 743 mSDsluCounter, 2603 mSDsCounter, 0 mSdLazyCounter, 2841 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 743 SdHoareTripleChecker+Valid, 2866 SdHoareTripleChecker+Invalid, 3039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 2841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:54,350 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [743 Valid, 2866 Invalid, 3039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 2841 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 03:58:54,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3744 states. [2024-11-14 03:58:54,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3744 to 2951. [2024-11-14 03:58:54,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2951 states, 2939 states have (on average 1.8543722354542362) internal successors, (5450), 2950 states have internal predecessors, (5450), 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 03:58:54,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2951 states and 5450 transitions. [2024-11-14 03:58:54,411 INFO L78 Accepts]: Start accepts. Automaton has 2951 states and 5450 transitions. Word has length 219 [2024-11-14 03:58:54,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:54,412 INFO L471 AbstractCegarLoop]: Abstraction has 2951 states and 5450 transitions. [2024-11-14 03:58:54,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:58:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 5450 transitions. [2024-11-14 03:58:54,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-14 03:58:54,416 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:54,416 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:58:54,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-14 03:58:54,417 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:54,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:54,417 INFO L85 PathProgramCache]: Analyzing trace with hash 908670489, now seen corresponding path program 2 times [2024-11-14 03:58:54,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:54,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389816969] [2024-11-14 03:58:54,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:54,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:56,802 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 03:58:56,802 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:56,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389816969] [2024-11-14 03:58:56,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389816969] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:56,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:56,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-14 03:58:56,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895053110] [2024-11-14 03:58:56,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:56,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 03:58:56,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:56,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 03:58:56,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2024-11-14 03:58:56,804 INFO L87 Difference]: Start difference. First operand 2951 states and 5450 transitions. Second operand has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:58:59,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:58:59,467 INFO L93 Difference]: Finished difference Result 3923 states and 7261 transitions. [2024-11-14 03:58:59,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 03:58:59,467 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 219 [2024-11-14 03:58:59,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:58:59,480 INFO L225 Difference]: With dead ends: 3923 [2024-11-14 03:58:59,481 INFO L226 Difference]: Without dead ends: 3875 [2024-11-14 03:58:59,483 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=305, Invalid=1857, Unknown=0, NotChecked=0, Total=2162 [2024-11-14 03:58:59,484 INFO L432 NwaCegarLoop]: 264 mSDtfsCounter, 826 mSDsluCounter, 2422 mSDsCounter, 0 mSdLazyCounter, 2886 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 2686 SdHoareTripleChecker+Invalid, 3145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 2886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:58:59,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 2686 Invalid, 3145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 2886 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 03:58:59,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3875 states. [2024-11-14 03:58:59,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3875 to 2974. [2024-11-14 03:58:59,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2962 states have (on average 1.8555030384875084) internal successors, (5496), 2973 states have internal predecessors, (5496), 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 03:58:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 5496 transitions. [2024-11-14 03:58:59,543 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 5496 transitions. Word has length 219 [2024-11-14 03:58:59,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:58:59,544 INFO L471 AbstractCegarLoop]: Abstraction has 2974 states and 5496 transitions. [2024-11-14 03:58:59,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:58:59,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 5496 transitions. [2024-11-14 03:58:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-14 03:58:59,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:59,549 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:58:59,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-14 03:58:59,550 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:58:59,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:59,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1485409967, now seen corresponding path program 3 times [2024-11-14 03:58:59,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:59,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025885734] [2024-11-14 03:58:59,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:59,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:01,736 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 03:59:01,736 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:01,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025885734] [2024-11-14 03:59:01,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025885734] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:01,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:01,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-14 03:59:01,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673945192] [2024-11-14 03:59:01,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:01,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 03:59:01,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:01,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 03:59:01,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-11-14 03:59:01,739 INFO L87 Difference]: Start difference. First operand 2974 states and 5496 transitions. Second operand has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:59:04,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:04,241 INFO L93 Difference]: Finished difference Result 3210 states and 5915 transitions. [2024-11-14 03:59:04,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 03:59:04,241 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 219 [2024-11-14 03:59:04,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:04,250 INFO L225 Difference]: With dead ends: 3210 [2024-11-14 03:59:04,251 INFO L226 Difference]: Without dead ends: 3162 [2024-11-14 03:59:04,253 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 428 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=289, Invalid=1781, Unknown=0, NotChecked=0, Total=2070 [2024-11-14 03:59:04,253 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 701 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 3509 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 3158 SdHoareTripleChecker+Invalid, 3634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 3509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:04,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 3158 Invalid, 3634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 3509 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 03:59:04,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2024-11-14 03:59:04,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 2857. [2024-11-14 03:59:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2846 states have (on average 1.84926212227688) internal successors, (5263), 2856 states have internal predecessors, (5263), 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 03:59:04,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5263 transitions. [2024-11-14 03:59:04,327 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5263 transitions. Word has length 219 [2024-11-14 03:59:04,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:04,327 INFO L471 AbstractCegarLoop]: Abstraction has 2857 states and 5263 transitions. [2024-11-14 03:59:04,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:59:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5263 transitions. [2024-11-14 03:59:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-14 03:59:04,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:04,332 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:59:04,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-14 03:59:04,332 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:04,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:04,333 INFO L85 PathProgramCache]: Analyzing trace with hash 900425635, now seen corresponding path program 1 times [2024-11-14 03:59:04,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:04,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068549843] [2024-11-14 03:59:04,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:04,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:07,078 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 03:59:07,078 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:07,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068549843] [2024-11-14 03:59:07,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068549843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:07,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:07,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 03:59:07,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375712620] [2024-11-14 03:59:07,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:07,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 03:59:07,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:07,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 03:59:07,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=517, Unknown=0, NotChecked=0, Total=600 [2024-11-14 03:59:07,080 INFO L87 Difference]: Start difference. First operand 2857 states and 5263 transitions. Second operand has 25 states, 24 states have (on average 9.125) internal successors, (219), 25 states have internal predecessors, (219), 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 03:59:09,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:09,820 INFO L93 Difference]: Finished difference Result 3297 states and 6092 transitions. [2024-11-14 03:59:09,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 03:59:09,820 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.125) internal successors, (219), 25 states have internal predecessors, (219), 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 219 [2024-11-14 03:59:09,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:09,831 INFO L225 Difference]: With dead ends: 3297 [2024-11-14 03:59:09,831 INFO L226 Difference]: Without dead ends: 3275 [2024-11-14 03:59:09,834 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 610 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=344, Invalid=2308, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 03:59:09,834 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 760 mSDsluCounter, 3401 mSDsCounter, 0 mSdLazyCounter, 2693 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 760 SdHoareTripleChecker+Valid, 3687 SdHoareTripleChecker+Invalid, 2726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 2693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:09,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [760 Valid, 3687 Invalid, 2726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 2693 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 03:59:09,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3275 states. [2024-11-14 03:59:09,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3275 to 2856. [2024-11-14 03:59:09,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2856 states, 2845 states have (on average 1.8492091388400702) internal successors, (5261), 2855 states have internal predecessors, (5261), 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 03:59:09,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2856 states and 5261 transitions. [2024-11-14 03:59:09,886 INFO L78 Accepts]: Start accepts. Automaton has 2856 states and 5261 transitions. Word has length 219 [2024-11-14 03:59:09,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:09,887 INFO L471 AbstractCegarLoop]: Abstraction has 2856 states and 5261 transitions. [2024-11-14 03:59:09,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.125) internal successors, (219), 25 states have internal predecessors, (219), 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 03:59:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 5261 transitions. [2024-11-14 03:59:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-14 03:59:09,890 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:09,891 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:59:09,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-14 03:59:09,891 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:09,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:09,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1030016485, now seen corresponding path program 2 times [2024-11-14 03:59:09,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:09,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523879069] [2024-11-14 03:59:09,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:09,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:12,005 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 03:59:12,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:12,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523879069] [2024-11-14 03:59:12,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523879069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:12,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:12,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-14 03:59:12,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374406947] [2024-11-14 03:59:12,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:12,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 03:59:12,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:12,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 03:59:12,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2024-11-14 03:59:12,009 INFO L87 Difference]: Start difference. First operand 2856 states and 5261 transitions. Second operand has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:59:13,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:13,801 INFO L93 Difference]: Finished difference Result 2877 states and 5287 transitions. [2024-11-14 03:59:13,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-14 03:59:13,801 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 219 [2024-11-14 03:59:13,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:13,810 INFO L225 Difference]: With dead ends: 2877 [2024-11-14 03:59:13,810 INFO L226 Difference]: Without dead ends: 2855 [2024-11-14 03:59:13,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=240, Invalid=1566, Unknown=0, NotChecked=0, Total=1806 [2024-11-14 03:59:13,813 INFO L432 NwaCegarLoop]: 249 mSDtfsCounter, 691 mSDsluCounter, 2623 mSDsCounter, 0 mSdLazyCounter, 2092 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 2872 SdHoareTripleChecker+Invalid, 2145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 2092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:13,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [691 Valid, 2872 Invalid, 2145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 2092 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-14 03:59:13,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2855 states. [2024-11-14 03:59:13,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2855 to 2812. [2024-11-14 03:59:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2801 states have (on average 1.8464833987861478) internal successors, (5172), 2811 states have internal predecessors, (5172), 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 03:59:13,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5172 transitions. [2024-11-14 03:59:13,885 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5172 transitions. Word has length 219 [2024-11-14 03:59:13,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:13,886 INFO L471 AbstractCegarLoop]: Abstraction has 2812 states and 5172 transitions. [2024-11-14 03:59:13,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 9.954545454545455) internal successors, (219), 23 states have internal predecessors, (219), 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 03:59:13,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5172 transitions. [2024-11-14 03:59:13,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-14 03:59:13,892 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:13,892 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:59:13,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-14 03:59:13,893 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:13,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:13,893 INFO L85 PathProgramCache]: Analyzing trace with hash -261216835, now seen corresponding path program 1 times [2024-11-14 03:59:13,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:13,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030458676] [2024-11-14 03:59:13,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:13,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:16,271 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 03:59:16,271 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:16,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030458676] [2024-11-14 03:59:16,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030458676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:16,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:16,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 03:59:16,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942415868] [2024-11-14 03:59:16,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:16,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 03:59:16,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:16,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 03:59:16,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=527, Unknown=0, NotChecked=0, Total=600 [2024-11-14 03:59:16,273 INFO L87 Difference]: Start difference. First operand 2812 states and 5172 transitions. Second operand has 25 states, 24 states have (on average 9.333333333333334) internal successors, (224), 25 states have internal predecessors, (224), 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 03:59:20,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:20,253 INFO L93 Difference]: Finished difference Result 4116 states and 7620 transitions. [2024-11-14 03:59:20,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 03:59:20,254 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.333333333333334) internal successors, (224), 25 states have internal predecessors, (224), 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 224 [2024-11-14 03:59:20,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:20,266 INFO L225 Difference]: With dead ends: 4116 [2024-11-14 03:59:20,267 INFO L226 Difference]: Without dead ends: 4078 [2024-11-14 03:59:20,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 800 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=506, Invalid=3034, Unknown=0, NotChecked=0, Total=3540 [2024-11-14 03:59:20,272 INFO L432 NwaCegarLoop]: 351 mSDtfsCounter, 1355 mSDsluCounter, 3877 mSDsCounter, 0 mSdLazyCounter, 4538 mSolverCounterSat, 356 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 4228 SdHoareTripleChecker+Invalid, 4894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 356 IncrementalHoareTripleChecker+Valid, 4538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:20,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1355 Valid, 4228 Invalid, 4894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [356 Valid, 4538 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 03:59:20,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4078 states. [2024-11-14 03:59:20,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4078 to 2830. [2024-11-14 03:59:20,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2830 states, 2819 states have (on average 1.8474636395885065) internal successors, (5208), 2829 states have internal predecessors, (5208), 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 03:59:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2830 states and 5208 transitions. [2024-11-14 03:59:20,333 INFO L78 Accepts]: Start accepts. Automaton has 2830 states and 5208 transitions. Word has length 224 [2024-11-14 03:59:20,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:20,334 INFO L471 AbstractCegarLoop]: Abstraction has 2830 states and 5208 transitions. [2024-11-14 03:59:20,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.333333333333334) internal successors, (224), 25 states have internal predecessors, (224), 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 03:59:20,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 5208 transitions. [2024-11-14 03:59:20,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-14 03:59:20,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:20,338 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:59:20,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-14 03:59:20,338 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:20,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:20,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1421684101, now seen corresponding path program 2 times [2024-11-14 03:59:20,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:20,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387709770] [2024-11-14 03:59:20,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:20,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:22,162 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 03:59:22,162 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:22,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387709770] [2024-11-14 03:59:22,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387709770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:22,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:22,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-14 03:59:22,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423933554] [2024-11-14 03:59:22,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:22,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 03:59:22,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:22,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 03:59:22,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2024-11-14 03:59:22,165 INFO L87 Difference]: Start difference. First operand 2830 states and 5208 transitions. Second operand has 23 states, 22 states have (on average 10.181818181818182) internal successors, (224), 23 states have internal predecessors, (224), 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 03:59:24,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:24,951 INFO L93 Difference]: Finished difference Result 2948 states and 5402 transitions. [2024-11-14 03:59:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-14 03:59:24,952 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 10.181818181818182) internal successors, (224), 23 states have internal predecessors, (224), 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 224 [2024-11-14 03:59:24,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:24,961 INFO L225 Difference]: With dead ends: 2948 [2024-11-14 03:59:24,961 INFO L226 Difference]: Without dead ends: 2910 [2024-11-14 03:59:24,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=2106, Unknown=0, NotChecked=0, Total=2450 [2024-11-14 03:59:24,964 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 820 mSDsluCounter, 3247 mSDsCounter, 0 mSdLazyCounter, 3739 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 3556 SdHoareTripleChecker+Invalid, 3909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 3739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:24,964 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [820 Valid, 3556 Invalid, 3909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 3739 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-14 03:59:24,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2910 states. [2024-11-14 03:59:24,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2910 to 2735. [2024-11-14 03:59:25,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2735 states, 2724 states have (on average 1.8461820851688693) internal successors, (5029), 2734 states have internal predecessors, (5029), 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 03:59:25,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2735 states and 5029 transitions. [2024-11-14 03:59:25,014 INFO L78 Accepts]: Start accepts. Automaton has 2735 states and 5029 transitions. Word has length 224 [2024-11-14 03:59:25,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:25,015 INFO L471 AbstractCegarLoop]: Abstraction has 2735 states and 5029 transitions. [2024-11-14 03:59:25,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 10.181818181818182) internal successors, (224), 23 states have internal predecessors, (224), 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 03:59:25,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2735 states and 5029 transitions. [2024-11-14 03:59:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-14 03:59:25,018 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:25,019 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, 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 03:59:25,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-14 03:59:25,019 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:25,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:25,020 INFO L85 PathProgramCache]: Analyzing trace with hash 405983683, now seen corresponding path program 1 times [2024-11-14 03:59:25,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:25,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880729781] [2024-11-14 03:59:25,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:25,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:27,219 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 03:59:27,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:27,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880729781] [2024-11-14 03:59:27,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880729781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:27,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:27,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 03:59:27,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113766055] [2024-11-14 03:59:27,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:27,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 03:59:27,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:27,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 03:59:27,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2024-11-14 03:59:27,222 INFO L87 Difference]: Start difference. First operand 2735 states and 5029 transitions. Second operand has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:30,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:30,510 INFO L93 Difference]: Finished difference Result 3612 states and 6680 transitions. [2024-11-14 03:59:30,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 03:59:30,510 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 226 [2024-11-14 03:59:30,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:30,522 INFO L225 Difference]: With dead ends: 3612 [2024-11-14 03:59:30,522 INFO L226 Difference]: Without dead ends: 3585 [2024-11-14 03:59:30,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 610 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=290, Invalid=2362, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 03:59:30,529 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 1026 mSDsluCounter, 3418 mSDsCounter, 0 mSdLazyCounter, 4159 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 3666 SdHoareTripleChecker+Invalid, 4360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 4159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:30,529 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1026 Valid, 3666 Invalid, 4360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 4159 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-14 03:59:30,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3585 states. [2024-11-14 03:59:30,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3585 to 2813. [2024-11-14 03:59:30,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2813 states, 2802 states have (on average 1.8508208422555317) internal successors, (5186), 2812 states have internal predecessors, (5186), 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 03:59:30,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2813 states and 5186 transitions. [2024-11-14 03:59:30,597 INFO L78 Accepts]: Start accepts. Automaton has 2813 states and 5186 transitions. Word has length 226 [2024-11-14 03:59:30,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:30,598 INFO L471 AbstractCegarLoop]: Abstraction has 2813 states and 5186 transitions. [2024-11-14 03:59:30,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:30,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 5186 transitions. [2024-11-14 03:59:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-14 03:59:30,605 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:30,609 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, 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 03:59:30,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-14 03:59:30,609 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:30,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:30,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1849602795, now seen corresponding path program 1 times [2024-11-14 03:59:30,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:30,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676749103] [2024-11-14 03:59:30,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:30,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:32,932 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 03:59:32,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:32,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676749103] [2024-11-14 03:59:32,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676749103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:32,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:32,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-11-14 03:59:32,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328731272] [2024-11-14 03:59:32,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:32,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-14 03:59:32,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:32,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-14 03:59:32,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=491, Unknown=0, NotChecked=0, Total=552 [2024-11-14 03:59:32,934 INFO L87 Difference]: Start difference. First operand 2813 states and 5186 transitions. Second operand has 24 states, 23 states have (on average 9.826086956521738) internal successors, (226), 24 states have internal predecessors, (226), 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 03:59:35,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:35,814 INFO L93 Difference]: Finished difference Result 2861 states and 5242 transitions. [2024-11-14 03:59:35,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 03:59:35,814 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 9.826086956521738) internal successors, (226), 24 states have internal predecessors, (226), 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 226 [2024-11-14 03:59:35,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:35,821 INFO L225 Difference]: With dead ends: 2861 [2024-11-14 03:59:35,822 INFO L226 Difference]: Without dead ends: 2812 [2024-11-14 03:59:35,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=220, Invalid=1760, Unknown=0, NotChecked=0, Total=1980 [2024-11-14 03:59:35,824 INFO L432 NwaCegarLoop]: 305 mSDtfsCounter, 871 mSDsluCounter, 4157 mSDsCounter, 0 mSdLazyCounter, 4503 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 871 SdHoareTripleChecker+Valid, 4462 SdHoareTripleChecker+Invalid, 4548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 4503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:35,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [871 Valid, 4462 Invalid, 4548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 4503 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 03:59:35,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2812 states. [2024-11-14 03:59:35,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2812 to 2748. [2024-11-14 03:59:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2748 states, 2738 states have (on average 1.8476990504017532) internal successors, (5059), 2747 states have internal predecessors, (5059), 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 03:59:35,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2748 states and 5059 transitions. [2024-11-14 03:59:35,941 INFO L78 Accepts]: Start accepts. Automaton has 2748 states and 5059 transitions. Word has length 226 [2024-11-14 03:59:35,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:35,942 INFO L471 AbstractCegarLoop]: Abstraction has 2748 states and 5059 transitions. [2024-11-14 03:59:35,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 9.826086956521738) internal successors, (226), 24 states have internal predecessors, (226), 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 03:59:35,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 5059 transitions. [2024-11-14 03:59:35,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-14 03:59:35,949 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:35,950 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, 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 03:59:35,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-14 03:59:35,950 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:35,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:35,951 INFO L85 PathProgramCache]: Analyzing trace with hash 253033405, now seen corresponding path program 2 times [2024-11-14 03:59:35,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:35,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7810943] [2024-11-14 03:59:35,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:35,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:38,145 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 03:59:38,146 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:38,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7810943] [2024-11-14 03:59:38,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7810943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:38,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:38,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 03:59:38,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149112391] [2024-11-14 03:59:38,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:38,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 03:59:38,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:38,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 03:59:38,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2024-11-14 03:59:38,148 INFO L87 Difference]: Start difference. First operand 2748 states and 5059 transitions. Second operand has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:41,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:41,397 INFO L93 Difference]: Finished difference Result 4456 states and 8275 transitions. [2024-11-14 03:59:41,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 03:59:41,398 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 226 [2024-11-14 03:59:41,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:41,406 INFO L225 Difference]: With dead ends: 4456 [2024-11-14 03:59:41,406 INFO L226 Difference]: Without dead ends: 4434 [2024-11-14 03:59:41,408 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 631 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=311, Invalid=2445, Unknown=0, NotChecked=0, Total=2756 [2024-11-14 03:59:41,409 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 971 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 4055 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 3678 SdHoareTripleChecker+Invalid, 4315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 4055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:41,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [971 Valid, 3678 Invalid, 4315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 4055 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 03:59:41,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4434 states. [2024-11-14 03:59:41,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4434 to 2728. [2024-11-14 03:59:41,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2728 states, 2718 states have (on average 1.846578366445916) internal successors, (5019), 2727 states have internal predecessors, (5019), 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 03:59:41,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 5019 transitions. [2024-11-14 03:59:41,466 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 5019 transitions. Word has length 226 [2024-11-14 03:59:41,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:41,467 INFO L471 AbstractCegarLoop]: Abstraction has 2728 states and 5019 transitions. [2024-11-14 03:59:41,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:41,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 5019 transitions. [2024-11-14 03:59:41,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-14 03:59:41,470 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:41,470 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, 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 03:59:41,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-14 03:59:41,471 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:41,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:41,471 INFO L85 PathProgramCache]: Analyzing trace with hash 965867921, now seen corresponding path program 3 times [2024-11-14 03:59:41,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:41,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823594826] [2024-11-14 03:59:41,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:41,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:43,682 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 03:59:43,682 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:43,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823594826] [2024-11-14 03:59:43,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823594826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:43,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:43,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 03:59:43,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529131099] [2024-11-14 03:59:43,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:43,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 03:59:43,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:43,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 03:59:43,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2024-11-14 03:59:43,684 INFO L87 Difference]: Start difference. First operand 2728 states and 5019 transitions. Second operand has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:46,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:46,896 INFO L93 Difference]: Finished difference Result 4420 states and 8203 transitions. [2024-11-14 03:59:46,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 03:59:46,896 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 226 [2024-11-14 03:59:46,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:46,904 INFO L225 Difference]: With dead ends: 4420 [2024-11-14 03:59:46,904 INFO L226 Difference]: Without dead ends: 4398 [2024-11-14 03:59:46,906 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=374, Invalid=2596, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 03:59:46,906 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 1097 mSDsluCounter, 3237 mSDsCounter, 0 mSdLazyCounter, 3447 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 3506 SdHoareTripleChecker+Invalid, 3768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 3447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:46,907 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1097 Valid, 3506 Invalid, 3768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 3447 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 03:59:46,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4398 states. [2024-11-14 03:59:46,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4398 to 2728. [2024-11-14 03:59:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2728 states, 2718 states have (on average 1.846578366445916) internal successors, (5019), 2727 states have internal predecessors, (5019), 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 03:59:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 5019 transitions. [2024-11-14 03:59:46,944 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 5019 transitions. Word has length 226 [2024-11-14 03:59:46,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:46,944 INFO L471 AbstractCegarLoop]: Abstraction has 2728 states and 5019 transitions. [2024-11-14 03:59:46,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:46,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 5019 transitions. [2024-11-14 03:59:46,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-14 03:59:46,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:46,946 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, 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 03:59:46,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-14 03:59:46,946 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:46,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:46,947 INFO L85 PathProgramCache]: Analyzing trace with hash -2000002637, now seen corresponding path program 4 times [2024-11-14 03:59:46,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:46,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911648279] [2024-11-14 03:59:46,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:46,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:49,503 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 03:59:49,503 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:49,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911648279] [2024-11-14 03:59:49,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911648279] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:49,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:49,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 03:59:49,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463461639] [2024-11-14 03:59:49,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:49,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 03:59:49,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:49,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 03:59:49,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2024-11-14 03:59:49,505 INFO L87 Difference]: Start difference. First operand 2728 states and 5019 transitions. Second operand has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:53,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:53,283 INFO L93 Difference]: Finished difference Result 4410 states and 8182 transitions. [2024-11-14 03:59:53,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 03:59:53,284 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 226 [2024-11-14 03:59:53,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:53,293 INFO L225 Difference]: With dead ends: 4410 [2024-11-14 03:59:53,293 INFO L226 Difference]: Without dead ends: 4388 [2024-11-14 03:59:53,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 647 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=339, Invalid=2523, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 03:59:53,295 INFO L432 NwaCegarLoop]: 260 mSDtfsCounter, 903 mSDsluCounter, 4029 mSDsCounter, 0 mSdLazyCounter, 4532 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 4289 SdHoareTripleChecker+Invalid, 4785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 4532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:53,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [903 Valid, 4289 Invalid, 4785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 4532 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 03:59:53,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4388 states. [2024-11-14 03:59:53,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4388 to 2663. [2024-11-14 03:59:53,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2653 states have (on average 1.8431963814549566) internal successors, (4890), 2662 states have internal predecessors, (4890), 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 03:59:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 4890 transitions. [2024-11-14 03:59:53,362 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 4890 transitions. Word has length 226 [2024-11-14 03:59:53,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:53,362 INFO L471 AbstractCegarLoop]: Abstraction has 2663 states and 4890 transitions. [2024-11-14 03:59:53,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.416666666666666) internal successors, (226), 25 states have internal predecessors, (226), 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 03:59:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 4890 transitions. [2024-11-14 03:59:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 03:59:53,365 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:53,366 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, 1, 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 03:59:53,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-14 03:59:53,366 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:53,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:53,366 INFO L85 PathProgramCache]: Analyzing trace with hash -251456761, now seen corresponding path program 1 times [2024-11-14 03:59:53,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:53,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355588589] [2024-11-14 03:59:53,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:53,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:55,452 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 03:59:55,452 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:55,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355588589] [2024-11-14 03:59:55,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355588589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:55,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:55,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 03:59:55,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135065432] [2024-11-14 03:59:55,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:55,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 03:59:55,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:55,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 03:59:55,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=675, Unknown=0, NotChecked=0, Total=756 [2024-11-14 03:59:55,454 INFO L87 Difference]: Start difference. First operand 2663 states and 4890 transitions. Second operand has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 03:59:58,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:58,268 INFO L93 Difference]: Finished difference Result 2861 states and 5272 transitions. [2024-11-14 03:59:58,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 03:59:58,268 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 228 [2024-11-14 03:59:58,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:58,274 INFO L225 Difference]: With dead ends: 2861 [2024-11-14 03:59:58,274 INFO L226 Difference]: Without dead ends: 2839 [2024-11-14 03:59:58,276 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=308, Invalid=2448, Unknown=0, NotChecked=0, Total=2756 [2024-11-14 03:59:58,276 INFO L432 NwaCegarLoop]: 234 mSDtfsCounter, 527 mSDsluCounter, 3669 mSDsCounter, 0 mSdLazyCounter, 3464 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 3903 SdHoareTripleChecker+Invalid, 3506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 3464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:58,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 3903 Invalid, 3506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 3464 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-14 03:59:58,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2839 states. [2024-11-14 03:59:58,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2839 to 2785. [2024-11-14 03:59:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2785 states, 2775 states have (on average 1.8497297297297297) internal successors, (5133), 2784 states have internal predecessors, (5133), 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 03:59:58,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 5133 transitions. [2024-11-14 03:59:58,310 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 5133 transitions. Word has length 228 [2024-11-14 03:59:58,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:58,310 INFO L471 AbstractCegarLoop]: Abstraction has 2785 states and 5133 transitions. [2024-11-14 03:59:58,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 03:59:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 5133 transitions. [2024-11-14 03:59:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 03:59:58,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:58,312 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, 1, 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 03:59:58,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-14 03:59:58,312 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 03:59:58,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:58,313 INFO L85 PathProgramCache]: Analyzing trace with hash -434747723, now seen corresponding path program 2 times [2024-11-14 03:59:58,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:58,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745590179] [2024-11-14 03:59:58,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:58,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:00,573 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 04:00:00,573 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:00,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745590179] [2024-11-14 04:00:00,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745590179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:00,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:00,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:00:00,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024026942] [2024-11-14 04:00:00,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:00,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:00:00,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:00,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:00:00,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:00:00,575 INFO L87 Difference]: Start difference. First operand 2785 states and 5133 transitions. Second operand has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:00:03,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:03,581 INFO L93 Difference]: Finished difference Result 3297 states and 6115 transitions. [2024-11-14 04:00:03,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 04:00:03,582 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:03,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:03,589 INFO L225 Difference]: With dead ends: 3297 [2024-11-14 04:00:03,589 INFO L226 Difference]: Without dead ends: 3270 [2024-11-14 04:00:03,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=425, Invalid=3481, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:00:03,591 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 955 mSDsluCounter, 3534 mSDsCounter, 0 mSdLazyCounter, 3294 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 955 SdHoareTripleChecker+Valid, 3822 SdHoareTripleChecker+Invalid, 3346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 3294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:03,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [955 Valid, 3822 Invalid, 3346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 3294 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:00:03,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3270 states. [2024-11-14 04:00:03,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3270 to 2803. [2024-11-14 04:00:03,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 2793 states have (on average 1.8481919083422842) internal successors, (5162), 2802 states have internal predecessors, (5162), 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 04:00:03,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 5162 transitions. [2024-11-14 04:00:03,633 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 5162 transitions. Word has length 228 [2024-11-14 04:00:03,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:03,634 INFO L471 AbstractCegarLoop]: Abstraction has 2803 states and 5162 transitions. [2024-11-14 04:00:03,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:00:03,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5162 transitions. [2024-11-14 04:00:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:03,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:03,636 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, 1, 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 04:00:03,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-14 04:00:03,637 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:03,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:03,637 INFO L85 PathProgramCache]: Analyzing trace with hash -211287993, now seen corresponding path program 3 times [2024-11-14 04:00:03,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:03,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486541748] [2024-11-14 04:00:03,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:03,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:05,686 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 04:00:05,687 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:05,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486541748] [2024-11-14 04:00:05,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486541748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:05,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:05,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:00:05,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135045112] [2024-11-14 04:00:05,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:05,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:00:05,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:05,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:00:05,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=680, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:00:05,689 INFO L87 Difference]: Start difference. First operand 2803 states and 5162 transitions. Second operand has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 04:00:08,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:08,382 INFO L93 Difference]: Finished difference Result 2936 states and 5412 transitions. [2024-11-14 04:00:08,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 04:00:08,383 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:08,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:08,391 INFO L225 Difference]: With dead ends: 2936 [2024-11-14 04:00:08,391 INFO L226 Difference]: Without dead ends: 2909 [2024-11-14 04:00:08,392 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 625 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=315, Invalid=2547, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:00:08,393 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 696 mSDsluCounter, 2983 mSDsCounter, 0 mSdLazyCounter, 2995 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 3231 SdHoareTripleChecker+Invalid, 3056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 2995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:08,393 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [696 Valid, 3231 Invalid, 3056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 2995 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 04:00:08,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2909 states. [2024-11-14 04:00:08,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2909 to 2822. [2024-11-14 04:00:08,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2812 states have (on average 1.8495732574679944) internal successors, (5201), 2821 states have internal predecessors, (5201), 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 04:00:08,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 5201 transitions. [2024-11-14 04:00:08,435 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 5201 transitions. Word has length 228 [2024-11-14 04:00:08,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:08,435 INFO L471 AbstractCegarLoop]: Abstraction has 2822 states and 5201 transitions. [2024-11-14 04:00:08,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 04:00:08,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5201 transitions. [2024-11-14 04:00:08,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:08,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:08,437 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, 1, 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 04:00:08,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-14 04:00:08,437 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:08,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:08,438 INFO L85 PathProgramCache]: Analyzing trace with hash 807268725, now seen corresponding path program 4 times [2024-11-14 04:00:08,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:08,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95446015] [2024-11-14 04:00:08,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:08,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:10,387 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 04:00:10,387 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:10,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95446015] [2024-11-14 04:00:10,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95446015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:10,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:10,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:00:10,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115531895] [2024-11-14 04:00:10,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:10,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:00:10,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:10,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:00:10,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=680, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:00:10,389 INFO L87 Difference]: Start difference. First operand 2822 states and 5201 transitions. Second operand has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 04:00:13,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:13,312 INFO L93 Difference]: Finished difference Result 2976 states and 5492 transitions. [2024-11-14 04:00:13,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 04:00:13,313 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:13,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:13,319 INFO L225 Difference]: With dead ends: 2976 [2024-11-14 04:00:13,319 INFO L226 Difference]: Without dead ends: 2949 [2024-11-14 04:00:13,321 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 621 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=314, Invalid=2548, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:00:13,321 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 671 mSDsluCounter, 3672 mSDsCounter, 0 mSdLazyCounter, 3764 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 3920 SdHoareTripleChecker+Invalid, 3827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 3764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:13,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [671 Valid, 3920 Invalid, 3827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 3764 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-14 04:00:13,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2949 states. [2024-11-14 04:00:13,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2949 to 2841. [2024-11-14 04:00:13,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2841 states, 2831 states have (on average 1.8509360649947015) internal successors, (5240), 2840 states have internal predecessors, (5240), 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 04:00:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2841 states and 5240 transitions. [2024-11-14 04:00:13,359 INFO L78 Accepts]: Start accepts. Automaton has 2841 states and 5240 transitions. Word has length 228 [2024-11-14 04:00:13,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:13,360 INFO L471 AbstractCegarLoop]: Abstraction has 2841 states and 5240 transitions. [2024-11-14 04:00:13,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.444444444444445) internal successors, (228), 28 states have internal predecessors, (228), 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 04:00:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 5240 transitions. [2024-11-14 04:00:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:13,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:13,362 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, 1, 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 04:00:13,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-14 04:00:13,362 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:13,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:13,362 INFO L85 PathProgramCache]: Analyzing trace with hash -463159929, now seen corresponding path program 5 times [2024-11-14 04:00:13,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:13,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302949419] [2024-11-14 04:00:13,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:13,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:15,526 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 04:00:15,526 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:15,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302949419] [2024-11-14 04:00:15,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302949419] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:15,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:15,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:00:15,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220767070] [2024-11-14 04:00:15,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:15,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:00:15,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:15,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:00:15,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=577, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:00:15,528 INFO L87 Difference]: Start difference. First operand 2841 states and 5240 transitions. Second operand has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:18,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:18,176 INFO L93 Difference]: Finished difference Result 3133 states and 5786 transitions. [2024-11-14 04:00:18,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:00:18,176 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:18,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:18,183 INFO L225 Difference]: With dead ends: 3133 [2024-11-14 04:00:18,183 INFO L226 Difference]: Without dead ends: 3106 [2024-11-14 04:00:18,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=322, Invalid=2540, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:00:18,185 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 822 mSDsluCounter, 3470 mSDsCounter, 0 mSdLazyCounter, 3421 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 822 SdHoareTripleChecker+Valid, 3723 SdHoareTripleChecker+Invalid, 3477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 3421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:18,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [822 Valid, 3723 Invalid, 3477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 3421 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 04:00:18,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3106 states. [2024-11-14 04:00:18,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3106 to 2950. [2024-11-14 04:00:18,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2950 states, 2940 states have (on average 1.8568027210884355) internal successors, (5459), 2949 states have internal predecessors, (5459), 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 04:00:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2950 states and 5459 transitions. [2024-11-14 04:00:18,231 INFO L78 Accepts]: Start accepts. Automaton has 2950 states and 5459 transitions. Word has length 228 [2024-11-14 04:00:18,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:18,231 INFO L471 AbstractCegarLoop]: Abstraction has 2950 states and 5459 transitions. [2024-11-14 04:00:18,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 5459 transitions. [2024-11-14 04:00:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:18,235 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:18,235 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, 1, 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 04:00:18,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-14 04:00:18,235 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:18,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:18,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1303796388, now seen corresponding path program 1 times [2024-11-14 04:00:18,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:18,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143225487] [2024-11-14 04:00:18,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:18,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:19,899 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 04:00:19,900 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:19,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143225487] [2024-11-14 04:00:19,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143225487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:19,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:19,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:00:19,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558696647] [2024-11-14 04:00:19,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:19,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:00:19,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:19,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:00:19,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:00:19,902 INFO L87 Difference]: Start difference. First operand 2950 states and 5459 transitions. Second operand has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:23,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:23,565 INFO L93 Difference]: Finished difference Result 3543 states and 6546 transitions. [2024-11-14 04:00:23,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-11-14 04:00:23,565 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:23,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:23,573 INFO L225 Difference]: With dead ends: 3543 [2024-11-14 04:00:23,573 INFO L226 Difference]: Without dead ends: 3500 [2024-11-14 04:00:23,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 953 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=492, Invalid=3668, Unknown=0, NotChecked=0, Total=4160 [2024-11-14 04:00:23,575 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 1206 mSDsluCounter, 3442 mSDsCounter, 0 mSdLazyCounter, 4608 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 3730 SdHoareTripleChecker+Invalid, 4827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 4608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:23,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1206 Valid, 3730 Invalid, 4827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 4608 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-14 04:00:23,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3500 states. [2024-11-14 04:00:23,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3500 to 2953. [2024-11-14 04:00:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2953 states, 2943 states have (on average 1.8498131158681617) internal successors, (5444), 2952 states have internal predecessors, (5444), 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 04:00:23,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2953 states and 5444 transitions. [2024-11-14 04:00:23,626 INFO L78 Accepts]: Start accepts. Automaton has 2953 states and 5444 transitions. Word has length 228 [2024-11-14 04:00:23,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:23,626 INFO L471 AbstractCegarLoop]: Abstraction has 2953 states and 5444 transitions. [2024-11-14 04:00:23,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:23,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 5444 transitions. [2024-11-14 04:00:23,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:23,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:23,629 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, 1, 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 04:00:23,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-14 04:00:23,629 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:23,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:23,629 INFO L85 PathProgramCache]: Analyzing trace with hash 224788519, now seen corresponding path program 6 times [2024-11-14 04:00:23,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:23,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390575516] [2024-11-14 04:00:23,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:23,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:26,178 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 04:00:26,178 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:26,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390575516] [2024-11-14 04:00:26,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390575516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:26,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:26,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:00:26,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453312969] [2024-11-14 04:00:26,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:26,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:00:26,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:26,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:00:26,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=726, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:00:26,180 INFO L87 Difference]: Start difference. First operand 2953 states and 5444 transitions. Second operand has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:00:30,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:30,431 INFO L93 Difference]: Finished difference Result 3435 states and 6367 transitions. [2024-11-14 04:00:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:00:30,431 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:30,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:30,440 INFO L225 Difference]: With dead ends: 3435 [2024-11-14 04:00:30,441 INFO L226 Difference]: Without dead ends: 3413 [2024-11-14 04:00:30,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1192 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=481, Invalid=3941, Unknown=0, NotChecked=0, Total=4422 [2024-11-14 04:00:30,443 INFO L432 NwaCegarLoop]: 268 mSDtfsCounter, 825 mSDsluCounter, 4374 mSDsCounter, 0 mSdLazyCounter, 4528 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 825 SdHoareTripleChecker+Valid, 4642 SdHoareTripleChecker+Invalid, 4573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 4528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:30,443 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [825 Valid, 4642 Invalid, 4573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 4528 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 04:00:30,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3413 states. [2024-11-14 04:00:30,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3413 to 2971. [2024-11-14 04:00:30,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2971 states, 2961 states have (on average 1.850726106045255) internal successors, (5480), 2970 states have internal predecessors, (5480), 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 04:00:30,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2971 states and 5480 transitions. [2024-11-14 04:00:30,498 INFO L78 Accepts]: Start accepts. Automaton has 2971 states and 5480 transitions. Word has length 228 [2024-11-14 04:00:30,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:30,499 INFO L471 AbstractCegarLoop]: Abstraction has 2971 states and 5480 transitions. [2024-11-14 04:00:30,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:00:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 5480 transitions. [2024-11-14 04:00:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:30,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:30,503 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, 1, 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 04:00:30,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-14 04:00:30,503 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:30,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:30,503 INFO L85 PathProgramCache]: Analyzing trace with hash 41497557, now seen corresponding path program 7 times [2024-11-14 04:00:30,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:30,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402771214] [2024-11-14 04:00:30,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:30,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:33,626 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 04:00:33,627 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:33,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402771214] [2024-11-14 04:00:33,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402771214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:33,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:33,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:00:33,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176239924] [2024-11-14 04:00:33,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:33,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:00:33,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:33,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:00:33,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:00:33,628 INFO L87 Difference]: Start difference. First operand 2971 states and 5480 transitions. Second operand has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:00:36,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:36,913 INFO L93 Difference]: Finished difference Result 3075 states and 5672 transitions. [2024-11-14 04:00:36,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 04:00:36,913 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:36,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:36,920 INFO L225 Difference]: With dead ends: 3075 [2024-11-14 04:00:36,920 INFO L226 Difference]: Without dead ends: 3048 [2024-11-14 04:00:36,921 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=384, Invalid=3398, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 04:00:36,922 INFO L432 NwaCegarLoop]: 238 mSDtfsCounter, 830 mSDsluCounter, 3614 mSDsCounter, 0 mSdLazyCounter, 4031 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 830 SdHoareTripleChecker+Valid, 3852 SdHoareTripleChecker+Invalid, 4096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:36,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [830 Valid, 3852 Invalid, 4096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4031 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 04:00:36,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3048 states. [2024-11-14 04:00:36,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3048 to 2982. [2024-11-14 04:00:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2982 states, 2972 states have (on average 1.851278600269179) internal successors, (5502), 2981 states have internal predecessors, (5502), 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 04:00:36,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2982 states and 5502 transitions. [2024-11-14 04:00:36,952 INFO L78 Accepts]: Start accepts. Automaton has 2982 states and 5502 transitions. Word has length 228 [2024-11-14 04:00:36,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:36,953 INFO L471 AbstractCegarLoop]: Abstraction has 2982 states and 5502 transitions. [2024-11-14 04:00:36,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:00:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 5502 transitions. [2024-11-14 04:00:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:36,955 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:36,955 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, 1, 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 04:00:36,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-14 04:00:36,955 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:36,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:36,955 INFO L85 PathProgramCache]: Analyzing trace with hash 264957287, now seen corresponding path program 8 times [2024-11-14 04:00:36,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:36,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540450526] [2024-11-14 04:00:36,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:36,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:38,800 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 04:00:38,801 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:38,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540450526] [2024-11-14 04:00:38,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540450526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:38,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:38,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:00:38,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524460510] [2024-11-14 04:00:38,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:38,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:00:38,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:38,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:00:38,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=582, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:00:38,802 INFO L87 Difference]: Start difference. First operand 2982 states and 5502 transitions. Second operand has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:41,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:41,557 INFO L93 Difference]: Finished difference Result 3112 states and 5738 transitions. [2024-11-14 04:00:41,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 04:00:41,558 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:41,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:41,567 INFO L225 Difference]: With dead ends: 3112 [2024-11-14 04:00:41,567 INFO L226 Difference]: Without dead ends: 3085 [2024-11-14 04:00:41,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=316, Invalid=2654, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 04:00:41,570 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 603 mSDsluCounter, 3366 mSDsCounter, 0 mSdLazyCounter, 3648 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 3613 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 3648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:41,570 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 3613 Invalid, 3711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 3648 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:00:41,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3085 states. [2024-11-14 04:00:41,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3085 to 2994. [2024-11-14 04:00:41,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2994 states, 2984 states have (on average 1.852211796246649) internal successors, (5527), 2993 states have internal predecessors, (5527), 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 04:00:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2994 states and 5527 transitions. [2024-11-14 04:00:41,615 INFO L78 Accepts]: Start accepts. Automaton has 2994 states and 5527 transitions. Word has length 228 [2024-11-14 04:00:41,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:41,615 INFO L471 AbstractCegarLoop]: Abstraction has 2994 states and 5527 transitions. [2024-11-14 04:00:41,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:41,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 5527 transitions. [2024-11-14 04:00:41,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:41,617 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:41,617 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, 1, 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 04:00:41,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-14 04:00:41,618 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:41,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:41,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1283514005, now seen corresponding path program 9 times [2024-11-14 04:00:41,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:41,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198579408] [2024-11-14 04:00:41,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:41,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:43,432 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 04:00:43,432 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:43,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198579408] [2024-11-14 04:00:43,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198579408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:43,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:43,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:00:43,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379272995] [2024-11-14 04:00:43,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:43,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:00:43,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:43,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:00:43,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:00:43,434 INFO L87 Difference]: Start difference. First operand 2994 states and 5527 transitions. Second operand has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:00:45,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:45,784 INFO L93 Difference]: Finished difference Result 3152 states and 5818 transitions. [2024-11-14 04:00:45,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-14 04:00:45,785 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:45,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:45,795 INFO L225 Difference]: With dead ends: 3152 [2024-11-14 04:00:45,795 INFO L226 Difference]: Without dead ends: 3125 [2024-11-14 04:00:45,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=339, Invalid=2853, Unknown=0, NotChecked=0, Total=3192 [2024-11-14 04:00:45,797 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 588 mSDsluCounter, 2984 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 3238 SdHoareTripleChecker+Invalid, 2975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:45,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [588 Valid, 3238 Invalid, 2975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 2909 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-14 04:00:45,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3125 states. [2024-11-14 04:00:45,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3125 to 3006. [2024-11-14 04:00:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3006 states, 2996 states have (on average 1.8531375166889186) internal successors, (5552), 3005 states have internal predecessors, (5552), 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 04:00:45,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 3006 states and 5552 transitions. [2024-11-14 04:00:45,845 INFO L78 Accepts]: Start accepts. Automaton has 3006 states and 5552 transitions. Word has length 228 [2024-11-14 04:00:45,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:45,846 INFO L471 AbstractCegarLoop]: Abstraction has 3006 states and 5552 transitions. [2024-11-14 04:00:45,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:00:45,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 5552 transitions. [2024-11-14 04:00:45,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:45,853 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:45,853 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, 1, 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 04:00:45,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-14 04:00:45,854 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:45,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:45,854 INFO L85 PathProgramCache]: Analyzing trace with hash 13085351, now seen corresponding path program 10 times [2024-11-14 04:00:45,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:45,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915142122] [2024-11-14 04:00:45,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:45,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:47,680 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 04:00:47,680 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:47,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915142122] [2024-11-14 04:00:47,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915142122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:47,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:47,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:00:47,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025985322] [2024-11-14 04:00:47,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:47,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:00:47,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:47,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:00:47,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=578, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:00:47,682 INFO L87 Difference]: Start difference. First operand 3006 states and 5552 transitions. Second operand has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:49,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:49,833 INFO L93 Difference]: Finished difference Result 3294 states and 6097 transitions. [2024-11-14 04:00:49,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-14 04:00:49,833 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:49,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:49,843 INFO L225 Difference]: With dead ends: 3294 [2024-11-14 04:00:49,844 INFO L226 Difference]: Without dead ends: 3267 [2024-11-14 04:00:49,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=292, Invalid=2360, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 04:00:49,846 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 691 mSDsluCounter, 2881 mSDsCounter, 0 mSdLazyCounter, 2842 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 3152 SdHoareTripleChecker+Invalid, 2885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 2842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:49,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [691 Valid, 3152 Invalid, 2885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 2842 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-14 04:00:49,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3267 states. [2024-11-14 04:00:49,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3267 to 3036. [2024-11-14 04:00:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3036 states, 3026 states have (on average 1.8549239920687377) internal successors, (5613), 3035 states have internal predecessors, (5613), 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 04:00:49,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 3036 states and 5613 transitions. [2024-11-14 04:00:49,884 INFO L78 Accepts]: Start accepts. Automaton has 3036 states and 5613 transitions. Word has length 228 [2024-11-14 04:00:49,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:49,884 INFO L471 AbstractCegarLoop]: Abstraction has 3036 states and 5613 transitions. [2024-11-14 04:00:49,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 5613 transitions. [2024-11-14 04:00:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:49,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:49,886 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, 1, 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 04:00:49,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-14 04:00:49,886 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:49,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:49,887 INFO L85 PathProgramCache]: Analyzing trace with hash -827551108, now seen corresponding path program 2 times [2024-11-14 04:00:49,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:49,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348534335] [2024-11-14 04:00:49,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:49,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:51,573 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 04:00:51,573 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:51,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348534335] [2024-11-14 04:00:51,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348534335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:51,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:51,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:00:51,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605876009] [2024-11-14 04:00:51,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:51,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:00:51,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:51,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:00:51,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:00:51,575 INFO L87 Difference]: Start difference. First operand 3036 states and 5613 transitions. Second operand has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:54,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:54,996 INFO L93 Difference]: Finished difference Result 3838 states and 7091 transitions. [2024-11-14 04:00:54,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-14 04:00:54,996 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 228 [2024-11-14 04:00:54,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:55,003 INFO L225 Difference]: With dead ends: 3838 [2024-11-14 04:00:55,003 INFO L226 Difference]: Without dead ends: 3795 [2024-11-14 04:00:55,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 886 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=470, Invalid=3436, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:00:55,005 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 962 mSDsluCounter, 3219 mSDsCounter, 0 mSdLazyCounter, 4511 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 3504 SdHoareTripleChecker+Invalid, 4691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 4511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:55,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 3504 Invalid, 4691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 4511 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 04:00:55,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3795 states. [2024-11-14 04:00:55,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3795 to 2824. [2024-11-14 04:00:55,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2824 states, 2814 states have (on average 1.8482587064676617) internal successors, (5201), 2823 states have internal predecessors, (5201), 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 04:00:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 5201 transitions. [2024-11-14 04:00:55,039 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 5201 transitions. Word has length 228 [2024-11-14 04:00:55,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:55,039 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 5201 transitions. [2024-11-14 04:00:55,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:00:55,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 5201 transitions. [2024-11-14 04:00:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:00:55,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:55,041 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, 1, 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 04:00:55,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-14 04:00:55,041 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:00:55,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:55,042 INFO L85 PathProgramCache]: Analyzing trace with hash -129102771, now seen corresponding path program 11 times [2024-11-14 04:00:55,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:55,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973834713] [2024-11-14 04:00:55,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:55,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:57,178 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 04:00:57,178 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:57,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973834713] [2024-11-14 04:00:57,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973834713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:57,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:57,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:00:57,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868820941] [2024-11-14 04:00:57,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:57,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:00:57,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:57,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:00:57,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=730, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:00:57,179 INFO L87 Difference]: Start difference. First operand 2824 states and 5201 transitions. Second operand has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:00,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:00,496 INFO L93 Difference]: Finished difference Result 3682 states and 6840 transitions. [2024-11-14 04:01:00,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 04:01:00,497 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:00,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:00,503 INFO L225 Difference]: With dead ends: 3682 [2024-11-14 04:01:00,503 INFO L226 Difference]: Without dead ends: 3655 [2024-11-14 04:01:00,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=480, Invalid=4076, Unknown=0, NotChecked=0, Total=4556 [2024-11-14 04:01:00,506 INFO L432 NwaCegarLoop]: 304 mSDtfsCounter, 985 mSDsluCounter, 4210 mSDsCounter, 0 mSdLazyCounter, 4140 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 985 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 4190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 4140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:00,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [985 Valid, 4514 Invalid, 4190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 4140 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 04:01:00,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3655 states. [2024-11-14 04:01:00,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3655 to 2812. [2024-11-14 04:01:00,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.84796573875803) internal successors, (5178), 2811 states have internal predecessors, (5178), 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 04:01:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5178 transitions. [2024-11-14 04:01:00,555 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5178 transitions. Word has length 228 [2024-11-14 04:01:00,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:00,555 INFO L471 AbstractCegarLoop]: Abstraction has 2812 states and 5178 transitions. [2024-11-14 04:01:00,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:00,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5178 transitions. [2024-11-14 04:01:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:00,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:00,559 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, 1, 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 04:01:00,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-14 04:01:00,559 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:00,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:00,559 INFO L85 PathProgramCache]: Analyzing trace with hash -969739230, now seen corresponding path program 3 times [2024-11-14 04:01:00,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:00,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994526625] [2024-11-14 04:01:00,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:00,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:02,540 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 04:01:02,541 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:02,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994526625] [2024-11-14 04:01:02,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994526625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:02,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:02,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:01:02,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541065689] [2024-11-14 04:01:02,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:02,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:01:02,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:02,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:01:02,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=634, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:01:02,543 INFO L87 Difference]: Start difference. First operand 2812 states and 5178 transitions. Second operand has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:07,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:07,413 INFO L93 Difference]: Finished difference Result 3648 states and 6743 transitions. [2024-11-14 04:01:07,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-14 04:01:07,415 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:07,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:07,426 INFO L225 Difference]: With dead ends: 3648 [2024-11-14 04:01:07,426 INFO L226 Difference]: Without dead ends: 3601 [2024-11-14 04:01:07,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1175 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=603, Invalid=4367, Unknown=0, NotChecked=0, Total=4970 [2024-11-14 04:01:07,429 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1056 mSDsluCounter, 4241 mSDsCounter, 0 mSdLazyCounter, 5837 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1056 SdHoareTripleChecker+Valid, 4526 SdHoareTripleChecker+Invalid, 6037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 5837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:07,429 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1056 Valid, 4526 Invalid, 6037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 5837 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-14 04:01:07,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3601 states. [2024-11-14 04:01:07,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3601 to 2569. [2024-11-14 04:01:07,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2560 states have (on average 1.844140625) internal successors, (4721), 2568 states have internal predecessors, (4721), 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 04:01:07,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4721 transitions. [2024-11-14 04:01:07,479 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4721 transitions. Word has length 228 [2024-11-14 04:01:07,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:07,480 INFO L471 AbstractCegarLoop]: Abstraction has 2569 states and 4721 transitions. [2024-11-14 04:01:07,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4721 transitions. [2024-11-14 04:01:07,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:07,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:07,483 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, 1, 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 04:01:07,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-14 04:01:07,483 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:07,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:07,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1798403245, now seen corresponding path program 12 times [2024-11-14 04:01:07,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:07,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758508719] [2024-11-14 04:01:07,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:07,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:09,631 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 04:01:09,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:09,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758508719] [2024-11-14 04:01:09,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758508719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:09,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:09,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:01:09,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035663344] [2024-11-14 04:01:09,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:09,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:01:09,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:09,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:01:09,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:01:09,636 INFO L87 Difference]: Start difference. First operand 2569 states and 4721 transitions. Second operand has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:11,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:11,935 INFO L93 Difference]: Finished difference Result 2655 states and 4879 transitions. [2024-11-14 04:01:11,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 04:01:11,935 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:11,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:11,941 INFO L225 Difference]: With dead ends: 2655 [2024-11-14 04:01:11,941 INFO L226 Difference]: Without dead ends: 2633 [2024-11-14 04:01:11,942 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=292, Invalid=2360, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 04:01:11,942 INFO L432 NwaCegarLoop]: 239 mSDtfsCounter, 522 mSDsluCounter, 3084 mSDsCounter, 0 mSdLazyCounter, 2826 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 2887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 2826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:11,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 3323 Invalid, 2887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 2826 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-14 04:01:11,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2633 states. [2024-11-14 04:01:11,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2633 to 2581. [2024-11-14 04:01:11,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2581 states, 2572 states have (on average 1.8448678071539657) internal successors, (4745), 2580 states have internal predecessors, (4745), 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 04:01:11,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2581 states and 4745 transitions. [2024-11-14 04:01:11,970 INFO L78 Accepts]: Start accepts. Automaton has 2581 states and 4745 transitions. Word has length 228 [2024-11-14 04:01:11,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:11,971 INFO L471 AbstractCegarLoop]: Abstraction has 2581 states and 4745 transitions. [2024-11-14 04:01:11,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 4745 transitions. [2024-11-14 04:01:11,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:11,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:11,974 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, 1, 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 04:01:11,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-14 04:01:11,974 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:11,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:11,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1615112283, now seen corresponding path program 13 times [2024-11-14 04:01:11,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:11,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834059846] [2024-11-14 04:01:11,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:11,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:13,956 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 04:01:13,957 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:13,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834059846] [2024-11-14 04:01:13,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834059846] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:13,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:13,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:01:13,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453454179] [2024-11-14 04:01:13,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:13,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:01:13,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:13,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:01:13,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=583, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:01:13,959 INFO L87 Difference]: Start difference. First operand 2581 states and 4745 transitions. Second operand has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:01:16,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:16,503 INFO L93 Difference]: Finished difference Result 2684 states and 4931 transitions. [2024-11-14 04:01:16,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 04:01:16,504 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:16,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:16,511 INFO L225 Difference]: With dead ends: 2684 [2024-11-14 04:01:16,511 INFO L226 Difference]: Without dead ends: 2662 [2024-11-14 04:01:16,512 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=288, Invalid=2364, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 04:01:16,513 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 590 mSDsluCounter, 3311 mSDsCounter, 0 mSdLazyCounter, 3245 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 3558 SdHoareTripleChecker+Invalid, 3323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:16,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [590 Valid, 3558 Invalid, 3323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3245 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 04:01:16,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2662 states. [2024-11-14 04:01:16,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2662 to 2575. [2024-11-14 04:01:16,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2566 states have (on average 1.8445050662509743) internal successors, (4733), 2574 states have internal predecessors, (4733), 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 04:01:16,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4733 transitions. [2024-11-14 04:01:16,547 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4733 transitions. Word has length 228 [2024-11-14 04:01:16,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:16,547 INFO L471 AbstractCegarLoop]: Abstraction has 2575 states and 4733 transitions. [2024-11-14 04:01:16,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:01:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4733 transitions. [2024-11-14 04:01:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:16,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:16,549 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, 1, 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 04:01:16,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-14 04:01:16,550 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:16,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:16,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1838572013, now seen corresponding path program 14 times [2024-11-14 04:01:16,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:16,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809673551] [2024-11-14 04:01:16,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:16,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:18,559 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 04:01:18,560 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:18,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809673551] [2024-11-14 04:01:18,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809673551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:18,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:18,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:01:18,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119393657] [2024-11-14 04:01:18,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:18,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:01:18,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:18,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:01:18,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:01:18,561 INFO L87 Difference]: Start difference. First operand 2575 states and 4733 transitions. Second operand has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:21,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:21,425 INFO L93 Difference]: Finished difference Result 2713 states and 4981 transitions. [2024-11-14 04:01:21,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 04:01:21,426 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:21,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:21,431 INFO L225 Difference]: With dead ends: 2713 [2024-11-14 04:01:21,431 INFO L226 Difference]: Without dead ends: 2691 [2024-11-14 04:01:21,433 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 653 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=313, Invalid=2549, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:01:21,433 INFO L432 NwaCegarLoop]: 255 mSDtfsCounter, 533 mSDsluCounter, 3653 mSDsCounter, 0 mSdLazyCounter, 3516 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 3908 SdHoareTripleChecker+Invalid, 3579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 3516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:21,433 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 3908 Invalid, 3579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 3516 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-14 04:01:21,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2691 states. [2024-11-14 04:01:21,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2691 to 2569. [2024-11-14 04:01:21,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2560 states have (on average 1.844140625) internal successors, (4721), 2568 states have internal predecessors, (4721), 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 04:01:21,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4721 transitions. [2024-11-14 04:01:21,478 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4721 transitions. Word has length 228 [2024-11-14 04:01:21,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:21,478 INFO L471 AbstractCegarLoop]: Abstraction has 2569 states and 4721 transitions. [2024-11-14 04:01:21,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4721 transitions. [2024-11-14 04:01:21,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:21,482 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:21,482 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, 1, 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 04:01:21,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-14 04:01:21,482 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:21,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:21,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1998718853, now seen corresponding path program 15 times [2024-11-14 04:01:21,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:21,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991290418] [2024-11-14 04:01:21,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:21,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:23,483 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 04:01:23,483 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:23,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991290418] [2024-11-14 04:01:23,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991290418] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:23,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:23,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:01:23,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049340660] [2024-11-14 04:01:23,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:23,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:01:23,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:23,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:01:23,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=734, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:01:23,485 INFO L87 Difference]: Start difference. First operand 2569 states and 4721 transitions. Second operand has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:26,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:26,303 INFO L93 Difference]: Finished difference Result 2726 states and 5006 transitions. [2024-11-14 04:01:26,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 04:01:26,304 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:26,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:26,310 INFO L225 Difference]: With dead ends: 2726 [2024-11-14 04:01:26,310 INFO L226 Difference]: Without dead ends: 2704 [2024-11-14 04:01:26,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=356, Invalid=3066, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 04:01:26,312 INFO L432 NwaCegarLoop]: 249 mSDtfsCounter, 728 mSDsluCounter, 2954 mSDsCounter, 0 mSdLazyCounter, 3175 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 3203 SdHoareTripleChecker+Invalid, 3249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:26,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [728 Valid, 3203 Invalid, 3249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3175 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 04:01:26,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2704 states. [2024-11-14 04:01:26,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2704 to 2548. [2024-11-14 04:01:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2548 states, 2539 states have (on average 1.8428515163450176) internal successors, (4679), 2547 states have internal predecessors, (4679), 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 04:01:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 4679 transitions. [2024-11-14 04:01:26,342 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 4679 transitions. Word has length 228 [2024-11-14 04:01:26,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:26,343 INFO L471 AbstractCegarLoop]: Abstraction has 2548 states and 4679 transitions. [2024-11-14 04:01:26,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 4679 transitions. [2024-11-14 04:01:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:26,345 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:26,345 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, 1, 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 04:01:26,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-14 04:01:26,345 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:26,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:26,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1743617771, now seen corresponding path program 16 times [2024-11-14 04:01:26,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:26,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665282048] [2024-11-14 04:01:26,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:26,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:28,317 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 04:01:28,317 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:28,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665282048] [2024-11-14 04:01:28,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665282048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:28,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:28,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:01:28,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424767438] [2024-11-14 04:01:28,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:28,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:01:28,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:28,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:01:28,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=731, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:01:28,319 INFO L87 Difference]: Start difference. First operand 2548 states and 4679 transitions. Second operand has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:30,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:30,977 INFO L93 Difference]: Finished difference Result 2627 states and 4823 transitions. [2024-11-14 04:01:30,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 04:01:30,978 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:30,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:30,983 INFO L225 Difference]: With dead ends: 2627 [2024-11-14 04:01:30,983 INFO L226 Difference]: Without dead ends: 2605 [2024-11-14 04:01:30,985 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=308, Invalid=2662, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 04:01:30,985 INFO L432 NwaCegarLoop]: 235 mSDtfsCounter, 515 mSDsluCounter, 3433 mSDsCounter, 0 mSdLazyCounter, 3462 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 3668 SdHoareTripleChecker+Invalid, 3522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 3462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:30,985 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [515 Valid, 3668 Invalid, 3522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 3462 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:01:30,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2605 states. [2024-11-14 04:01:31,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2605 to 2554. [2024-11-14 04:01:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2554 states, 2545 states have (on average 1.843222003929273) internal successors, (4691), 2553 states have internal predecessors, (4691), 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 04:01:31,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2554 states and 4691 transitions. [2024-11-14 04:01:31,015 INFO L78 Accepts]: Start accepts. Automaton has 2554 states and 4691 transitions. Word has length 228 [2024-11-14 04:01:31,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:31,016 INFO L471 AbstractCegarLoop]: Abstraction has 2554 states and 4691 transitions. [2024-11-14 04:01:31,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 4691 transitions. [2024-11-14 04:01:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:31,018 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:31,018 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, 1, 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 04:01:31,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-14 04:01:31,018 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:31,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:31,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1926908733, now seen corresponding path program 17 times [2024-11-14 04:01:31,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:31,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863896993] [2024-11-14 04:01:31,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:31,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:33,118 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 04:01:33,118 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:33,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863896993] [2024-11-14 04:01:33,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863896993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:33,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:33,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:01:33,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124695641] [2024-11-14 04:01:33,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:33,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:01:33,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:33,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:01:33,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=632, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:01:33,120 INFO L87 Difference]: Start difference. First operand 2554 states and 4691 transitions. Second operand has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:35,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:35,890 INFO L93 Difference]: Finished difference Result 2656 states and 4875 transitions. [2024-11-14 04:01:35,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 04:01:35,891 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:35,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:35,896 INFO L225 Difference]: With dead ends: 2656 [2024-11-14 04:01:35,896 INFO L226 Difference]: Without dead ends: 2634 [2024-11-14 04:01:35,898 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 615 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=320, Invalid=2542, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:01:35,898 INFO L432 NwaCegarLoop]: 256 mSDtfsCounter, 639 mSDsluCounter, 3253 mSDsCounter, 0 mSdLazyCounter, 3068 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 639 SdHoareTripleChecker+Valid, 3509 SdHoareTripleChecker+Invalid, 3142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:35,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [639 Valid, 3509 Invalid, 3142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3068 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:01:35,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2634 states. [2024-11-14 04:01:35,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2634 to 2548. [2024-11-14 04:01:35,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2548 states, 2539 states have (on average 1.8428515163450176) internal successors, (4679), 2547 states have internal predecessors, (4679), 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 04:01:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 4679 transitions. [2024-11-14 04:01:35,938 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 4679 transitions. Word has length 228 [2024-11-14 04:01:35,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:35,938 INFO L471 AbstractCegarLoop]: Abstraction has 2548 states and 4679 transitions. [2024-11-14 04:01:35,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 4679 transitions. [2024-11-14 04:01:35,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:35,940 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:35,940 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, 1, 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 04:01:35,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-14 04:01:35,940 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:35,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:35,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1703449003, now seen corresponding path program 18 times [2024-11-14 04:01:35,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:35,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196210216] [2024-11-14 04:01:35,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:35,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:37,964 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 04:01:37,964 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:37,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196210216] [2024-11-14 04:01:37,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196210216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:37,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:37,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:01:37,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525059336] [2024-11-14 04:01:37,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:37,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:01:37,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:37,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:01:37,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=582, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:01:37,966 INFO L87 Difference]: Start difference. First operand 2548 states and 4679 transitions. Second operand has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:01:40,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:40,397 INFO L93 Difference]: Finished difference Result 2667 states and 4889 transitions. [2024-11-14 04:01:40,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 04:01:40,398 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:40,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:40,403 INFO L225 Difference]: With dead ends: 2667 [2024-11-14 04:01:40,404 INFO L226 Difference]: Without dead ends: 2645 [2024-11-14 04:01:40,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=294, Invalid=2358, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 04:01:40,405 INFO L432 NwaCegarLoop]: 264 mSDtfsCounter, 568 mSDsluCounter, 3021 mSDsCounter, 0 mSdLazyCounter, 2819 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 3285 SdHoareTripleChecker+Invalid, 2893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:40,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [568 Valid, 3285 Invalid, 2893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2819 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-14 04:01:40,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2645 states. [2024-11-14 04:01:40,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2645 to 2527. [2024-11-14 04:01:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2527 states, 2518 states have (on average 1.84154090548054) internal successors, (4637), 2526 states have internal predecessors, (4637), 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 04:01:40,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2527 states and 4637 transitions. [2024-11-14 04:01:40,433 INFO L78 Accepts]: Start accepts. Automaton has 2527 states and 4637 transitions. Word has length 228 [2024-11-14 04:01:40,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:40,433 INFO L471 AbstractCegarLoop]: Abstraction has 2527 states and 4637 transitions. [2024-11-14 04:01:40,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.12) internal successors, (228), 26 states have internal predecessors, (228), 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 04:01:40,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 4637 transitions. [2024-11-14 04:01:40,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:40,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:40,436 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, 1, 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 04:01:40,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-14 04:01:40,436 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:40,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:40,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1529819115, now seen corresponding path program 19 times [2024-11-14 04:01:40,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:40,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540356581] [2024-11-14 04:01:40,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:40,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:42,430 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 04:01:42,430 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:42,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540356581] [2024-11-14 04:01:42,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540356581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:42,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:42,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:01:42,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664873647] [2024-11-14 04:01:42,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:42,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:01:42,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:42,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:01:42,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=731, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:01:42,432 INFO L87 Difference]: Start difference. First operand 2527 states and 4637 transitions. Second operand has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:45,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:45,491 INFO L93 Difference]: Finished difference Result 2589 states and 4747 transitions. [2024-11-14 04:01:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 04:01:45,491 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:45,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:45,496 INFO L225 Difference]: With dead ends: 2589 [2024-11-14 04:01:45,496 INFO L226 Difference]: Without dead ends: 2567 [2024-11-14 04:01:45,497 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 692 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=312, Invalid=2658, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 04:01:45,498 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 480 mSDsluCounter, 4053 mSDsCounter, 0 mSdLazyCounter, 4216 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 4301 SdHoareTripleChecker+Invalid, 4275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:45,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [480 Valid, 4301 Invalid, 4275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4216 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:01:45,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2567 states. [2024-11-14 04:01:45,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2567 to 2521. [2024-11-14 04:01:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2521 states, 2512 states have (on average 1.8411624203821657) internal successors, (4625), 2520 states have internal predecessors, (4625), 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 04:01:45,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2521 states and 4625 transitions. [2024-11-14 04:01:45,524 INFO L78 Accepts]: Start accepts. Automaton has 2521 states and 4625 transitions. Word has length 228 [2024-11-14 04:01:45,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:45,524 INFO L471 AbstractCegarLoop]: Abstraction has 2521 states and 4625 transitions. [2024-11-14 04:01:45,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.142857142857142) internal successors, (228), 29 states have internal predecessors, (228), 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 04:01:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 4625 transitions. [2024-11-14 04:01:45,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-14 04:01:45,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:45,526 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, 1, 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 04:01:45,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-14 04:01:45,526 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:45,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:45,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1346528153, now seen corresponding path program 20 times [2024-11-14 04:01:45,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:45,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521691494] [2024-11-14 04:01:45,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:45,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:47,575 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 04:01:47,575 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:47,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521691494] [2024-11-14 04:01:47,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521691494] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:47,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:47,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:01:47,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445462890] [2024-11-14 04:01:47,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:47,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:01:47,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:47,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:01:47,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:01:47,577 INFO L87 Difference]: Start difference. First operand 2521 states and 4625 transitions. Second operand has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:51,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:51,137 INFO L93 Difference]: Finished difference Result 2572 states and 4718 transitions. [2024-11-14 04:01:51,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 04:01:51,138 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 228 [2024-11-14 04:01:51,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:51,144 INFO L225 Difference]: With dead ends: 2572 [2024-11-14 04:01:51,144 INFO L226 Difference]: Without dead ends: 2541 [2024-11-14 04:01:51,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 607 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=328, Invalid=2534, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:01:51,145 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 535 mSDsluCounter, 4021 mSDsCounter, 0 mSdLazyCounter, 3952 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 4290 SdHoareTripleChecker+Invalid, 4008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 3952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:51,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 4290 Invalid, 4008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 3952 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-14 04:01:51,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2541 states. [2024-11-14 04:01:51,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2541 to 2487. [2024-11-14 04:01:51,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2487 states, 2478 states have (on average 1.8418079096045197) internal successors, (4564), 2486 states have internal predecessors, (4564), 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 04:01:51,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2487 states and 4564 transitions. [2024-11-14 04:01:51,174 INFO L78 Accepts]: Start accepts. Automaton has 2487 states and 4564 transitions. Word has length 228 [2024-11-14 04:01:51,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:51,174 INFO L471 AbstractCegarLoop]: Abstraction has 2487 states and 4564 transitions. [2024-11-14 04:01:51,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 8.76923076923077) internal successors, (228), 27 states have internal predecessors, (228), 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 04:01:51,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 4564 transitions. [2024-11-14 04:01:51,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-14 04:01:51,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:51,177 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, 1, 1, 1, 1, 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 04:01:51,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-14 04:01:51,177 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:51,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:51,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1361119763, now seen corresponding path program 1 times [2024-11-14 04:01:51,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:51,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451154329] [2024-11-14 04:01:51,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:51,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:52,961 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 04:01:52,961 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:52,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451154329] [2024-11-14 04:01:52,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451154329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:52,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:52,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 04:01:52,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489250280] [2024-11-14 04:01:52,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:52,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 04:01:52,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:52,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 04:01:52,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:01:52,963 INFO L87 Difference]: Start difference. First operand 2487 states and 4564 transitions. Second operand has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 04:01:56,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:56,104 INFO L93 Difference]: Finished difference Result 3346 states and 6177 transitions. [2024-11-14 04:01:56,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:01:56,104 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 231 [2024-11-14 04:01:56,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:56,110 INFO L225 Difference]: With dead ends: 3346 [2024-11-14 04:01:56,110 INFO L226 Difference]: Without dead ends: 3321 [2024-11-14 04:01:56,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 603 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=298, Invalid=2354, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 04:01:56,112 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 1037 mSDsluCounter, 3732 mSDsCounter, 0 mSdLazyCounter, 4320 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3986 SdHoareTripleChecker+Invalid, 4574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 4320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:56,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1037 Valid, 3986 Invalid, 4574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 4320 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 04:01:56,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3321 states. [2024-11-14 04:01:56,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3321 to 2545. [2024-11-14 04:01:56,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2536 states have (on average 1.8450315457413249) internal successors, (4679), 2544 states have internal predecessors, (4679), 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 04:01:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4679 transitions. [2024-11-14 04:01:56,142 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4679 transitions. Word has length 231 [2024-11-14 04:01:56,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:56,143 INFO L471 AbstractCegarLoop]: Abstraction has 2545 states and 4679 transitions. [2024-11-14 04:01:56,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 04:01:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4679 transitions. [2024-11-14 04:01:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-14 04:01:56,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:56,145 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, 1, 1, 1, 1, 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 04:01:56,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-14 04:01:56,146 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:01:56,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:56,146 INFO L85 PathProgramCache]: Analyzing trace with hash 782948227, now seen corresponding path program 2 times [2024-11-14 04:01:56,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:56,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521204732] [2024-11-14 04:01:56,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:56,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:57,848 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 04:01:57,848 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:57,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521204732] [2024-11-14 04:01:57,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521204732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:01:57,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:01:57,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 04:01:57,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684386416] [2024-11-14 04:01:57,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:01:57,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 04:01:57,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:01:57,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 04:01:57,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:01:57,850 INFO L87 Difference]: Start difference. First operand 2545 states and 4679 transitions. Second operand has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 04:02:00,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:00,746 INFO L93 Difference]: Finished difference Result 3352 states and 6188 transitions. [2024-11-14 04:02:00,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:02:00,747 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 231 [2024-11-14 04:02:00,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:00,753 INFO L225 Difference]: With dead ends: 3352 [2024-11-14 04:02:00,753 INFO L226 Difference]: Without dead ends: 3319 [2024-11-14 04:02:00,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 631 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=316, Invalid=2440, Unknown=0, NotChecked=0, Total=2756 [2024-11-14 04:02:00,754 INFO L432 NwaCegarLoop]: 259 mSDtfsCounter, 1043 mSDsluCounter, 3195 mSDsCounter, 0 mSdLazyCounter, 3583 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 3454 SdHoareTripleChecker+Invalid, 3810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 3583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:00,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 3454 Invalid, 3810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 3583 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-14 04:02:00,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3319 states. [2024-11-14 04:02:00,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3319 to 2543. [2024-11-14 04:02:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2543 states, 2534 states have (on average 1.8449092344119968) internal successors, (4675), 2542 states have internal predecessors, (4675), 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 04:02:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2543 states and 4675 transitions. [2024-11-14 04:02:00,790 INFO L78 Accepts]: Start accepts. Automaton has 2543 states and 4675 transitions. Word has length 231 [2024-11-14 04:02:00,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:00,790 INFO L471 AbstractCegarLoop]: Abstraction has 2543 states and 4675 transitions. [2024-11-14 04:02:00,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 04:02:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 4675 transitions. [2024-11-14 04:02:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-14 04:02:00,792 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:00,793 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, 1, 1, 1, 1, 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 04:02:00,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-14 04:02:00,793 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:00,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:00,793 INFO L85 PathProgramCache]: Analyzing trace with hash 444353555, now seen corresponding path program 3 times [2024-11-14 04:02:00,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:00,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186173601] [2024-11-14 04:02:00,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:00,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:02,427 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 04:02:02,427 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:02,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186173601] [2024-11-14 04:02:02,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186173601] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:02,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:02,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2024-11-14 04:02:02,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131863704] [2024-11-14 04:02:02,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:02,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 04:02:02,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:02,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 04:02:02,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:02:02,429 INFO L87 Difference]: Start difference. First operand 2543 states and 4675 transitions. Second operand has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 04:02:05,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:05,552 INFO L93 Difference]: Finished difference Result 3299 states and 6095 transitions. [2024-11-14 04:02:05,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-11-14 04:02:05,552 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 231 [2024-11-14 04:02:05,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:05,558 INFO L225 Difference]: With dead ends: 3299 [2024-11-14 04:02:05,558 INFO L226 Difference]: Without dead ends: 3255 [2024-11-14 04:02:05,560 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 977 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=487, Invalid=3419, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:02:05,560 INFO L432 NwaCegarLoop]: 280 mSDtfsCounter, 1193 mSDsluCounter, 3626 mSDsCounter, 0 mSdLazyCounter, 3872 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 3906 SdHoareTripleChecker+Invalid, 4152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 3872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:05,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1193 Valid, 3906 Invalid, 4152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 3872 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-14 04:02:05,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3255 states. [2024-11-14 04:02:05,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3255 to 2441. [2024-11-14 04:02:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2441 states, 2433 states have (on average 1.8438142211261817) internal successors, (4486), 2440 states have internal predecessors, (4486), 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 04:02:05,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2441 states and 4486 transitions. [2024-11-14 04:02:05,588 INFO L78 Accepts]: Start accepts. Automaton has 2441 states and 4486 transitions. Word has length 231 [2024-11-14 04:02:05,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:05,589 INFO L471 AbstractCegarLoop]: Abstraction has 2441 states and 4486 transitions. [2024-11-14 04:02:05,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 9.625) internal successors, (231), 25 states have internal predecessors, (231), 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 04:02:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4486 transitions. [2024-11-14 04:02:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:05,591 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:05,591 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:05,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-14 04:02:05,591 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:05,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:05,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1049121988, now seen corresponding path program 1 times [2024-11-14 04:02:05,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:05,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796984555] [2024-11-14 04:02:05,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:05,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:07,649 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 04:02:07,649 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:07,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796984555] [2024-11-14 04:02:07,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796984555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:07,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:07,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:02:07,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073735599] [2024-11-14 04:02:07,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:07,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:02:07,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:07,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:02:07,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=678, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:02:07,651 INFO L87 Difference]: Start difference. First operand 2441 states and 4486 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:11,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:11,203 INFO L93 Difference]: Finished difference Result 3608 states and 6716 transitions. [2024-11-14 04:02:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 04:02:11,204 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:11,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:11,210 INFO L225 Difference]: With dead ends: 3608 [2024-11-14 04:02:11,211 INFO L226 Difference]: Without dead ends: 3581 [2024-11-14 04:02:11,212 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 690 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=374, Invalid=2932, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 04:02:11,212 INFO L432 NwaCegarLoop]: 250 mSDtfsCounter, 1456 mSDsluCounter, 3150 mSDsCounter, 0 mSdLazyCounter, 4266 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 3400 SdHoareTripleChecker+Invalid, 4398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 4266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:11,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1456 Valid, 3400 Invalid, 4398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 4266 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 04:02:11,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3581 states. [2024-11-14 04:02:11,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3581 to 2715. [2024-11-14 04:02:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2707 states have (on average 1.8599926117473218) internal successors, (5035), 2714 states have internal predecessors, (5035), 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 04:02:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 5035 transitions. [2024-11-14 04:02:11,246 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 5035 transitions. Word has length 235 [2024-11-14 04:02:11,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:11,246 INFO L471 AbstractCegarLoop]: Abstraction has 2715 states and 5035 transitions. [2024-11-14 04:02:11,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5035 transitions. [2024-11-14 04:02:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:11,248 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:11,249 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:11,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-14 04:02:11,249 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:11,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:11,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1177299760, now seen corresponding path program 1 times [2024-11-14 04:02:11,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:11,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722948794] [2024-11-14 04:02:11,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:11,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:13,140 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 04:02:13,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:13,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722948794] [2024-11-14 04:02:13,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722948794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:13,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:13,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:02:13,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387550992] [2024-11-14 04:02:13,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:13,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:02:13,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:13,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:02:13,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:02:13,142 INFO L87 Difference]: Start difference. First operand 2715 states and 5035 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:17,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:17,909 INFO L93 Difference]: Finished difference Result 3309 states and 6126 transitions. [2024-11-14 04:02:17,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 04:02:17,910 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:17,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:17,921 INFO L225 Difference]: With dead ends: 3309 [2024-11-14 04:02:17,922 INFO L226 Difference]: Without dead ends: 3273 [2024-11-14 04:02:17,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 863 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=394, Invalid=3388, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 04:02:17,924 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 1030 mSDsluCounter, 5140 mSDsCounter, 0 mSdLazyCounter, 6791 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 5461 SdHoareTripleChecker+Invalid, 6841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 6791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:17,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1030 Valid, 5461 Invalid, 6841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 6791 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-14 04:02:17,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3273 states. [2024-11-14 04:02:17,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3273 to 2742. [2024-11-14 04:02:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2734 states have (on average 1.8580833942940747) internal successors, (5080), 2741 states have internal predecessors, (5080), 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 04:02:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 5080 transitions. [2024-11-14 04:02:17,962 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 5080 transitions. Word has length 235 [2024-11-14 04:02:17,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:17,962 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 5080 transitions. [2024-11-14 04:02:17,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:17,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 5080 transitions. [2024-11-14 04:02:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:17,965 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:17,965 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:17,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-14 04:02:17,965 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:17,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:17,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1888290624, now seen corresponding path program 2 times [2024-11-14 04:02:17,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:17,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714356179] [2024-11-14 04:02:17,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:17,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:20,260 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 04:02:20,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:20,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714356179] [2024-11-14 04:02:20,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714356179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:20,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:20,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:02:20,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116828627] [2024-11-14 04:02:20,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:20,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:02:20,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:20,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:02:20,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=784, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:02:20,262 INFO L87 Difference]: Start difference. First operand 2742 states and 5080 transitions. Second operand has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:02:23,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:23,913 INFO L93 Difference]: Finished difference Result 2904 states and 5321 transitions. [2024-11-14 04:02:23,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:02:23,913 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:23,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:23,919 INFO L225 Difference]: With dead ends: 2904 [2024-11-14 04:02:23,919 INFO L226 Difference]: Without dead ends: 2868 [2024-11-14 04:02:23,920 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1118 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=485, Invalid=3937, Unknown=0, NotChecked=0, Total=4422 [2024-11-14 04:02:23,921 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 1295 mSDsluCounter, 3281 mSDsCounter, 0 mSdLazyCounter, 4000 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 3507 SdHoareTripleChecker+Invalid, 4056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:23,921 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1295 Valid, 3507 Invalid, 4056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4000 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 04:02:23,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2868 states. [2024-11-14 04:02:23,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2868 to 2776. [2024-11-14 04:02:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2768 states have (on average 1.8583815028901733) internal successors, (5144), 2775 states have internal predecessors, (5144), 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 04:02:23,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 5144 transitions. [2024-11-14 04:02:23,949 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 5144 transitions. Word has length 235 [2024-11-14 04:02:23,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:23,949 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 5144 transitions. [2024-11-14 04:02:23,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:02:23,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5144 transitions. [2024-11-14 04:02:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:23,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:23,951 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:23,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-14 04:02:23,952 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:23,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:23,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1274865988, now seen corresponding path program 3 times [2024-11-14 04:02:23,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:23,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530192155] [2024-11-14 04:02:23,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:23,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:26,391 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 04:02:26,391 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:26,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530192155] [2024-11-14 04:02:26,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530192155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:26,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:26,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:02:26,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808983553] [2024-11-14 04:02:26,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:26,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:02:26,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:26,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:02:26,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=789, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:02:26,393 INFO L87 Difference]: Start difference. First operand 2776 states and 5144 transitions. Second operand has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:02:30,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:30,405 INFO L93 Difference]: Finished difference Result 2970 states and 5456 transitions. [2024-11-14 04:02:30,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 04:02:30,405 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:30,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:30,411 INFO L225 Difference]: With dead ends: 2970 [2024-11-14 04:02:30,411 INFO L226 Difference]: Without dead ends: 2929 [2024-11-14 04:02:30,412 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1207 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=509, Invalid=4183, Unknown=0, NotChecked=0, Total=4692 [2024-11-14 04:02:30,412 INFO L432 NwaCegarLoop]: 235 mSDtfsCounter, 1244 mSDsluCounter, 3651 mSDsCounter, 0 mSdLazyCounter, 4433 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 3886 SdHoareTripleChecker+Invalid, 4500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:30,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1244 Valid, 3886 Invalid, 4500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4433 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-14 04:02:30,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2929 states. [2024-11-14 04:02:30,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2929 to 2785. [2024-11-14 04:02:30,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2785 states, 2777 states have (on average 1.8588404753330932) internal successors, (5162), 2784 states have internal predecessors, (5162), 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 04:02:30,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 5162 transitions. [2024-11-14 04:02:30,442 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 5162 transitions. Word has length 235 [2024-11-14 04:02:30,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:30,442 INFO L471 AbstractCegarLoop]: Abstraction has 2785 states and 5162 transitions. [2024-11-14 04:02:30,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:02:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 5162 transitions. [2024-11-14 04:02:30,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:30,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:30,444 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:30,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-14 04:02:30,444 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:30,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:30,445 INFO L85 PathProgramCache]: Analyzing trace with hash 336285888, now seen corresponding path program 4 times [2024-11-14 04:02:30,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:30,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551708340] [2024-11-14 04:02:30,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:30,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:32,884 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 04:02:32,884 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:32,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551708340] [2024-11-14 04:02:32,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551708340] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:32,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:32,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:02:32,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673980659] [2024-11-14 04:02:32,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:32,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:02:32,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:32,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:02:32,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:02:32,885 INFO L87 Difference]: Start difference. First operand 2785 states and 5162 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:36,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:36,510 INFO L93 Difference]: Finished difference Result 3063 states and 5630 transitions. [2024-11-14 04:02:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 04:02:36,511 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:36,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:36,517 INFO L225 Difference]: With dead ends: 3063 [2024-11-14 04:02:36,517 INFO L226 Difference]: Without dead ends: 3022 [2024-11-14 04:02:36,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1024 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=447, Invalid=3585, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 04:02:36,519 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 1219 mSDsluCounter, 3717 mSDsCounter, 0 mSdLazyCounter, 4087 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 3969 SdHoareTripleChecker+Invalid, 4161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:36,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1219 Valid, 3969 Invalid, 4161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4087 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:02:36,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3022 states. [2024-11-14 04:02:36,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3022 to 2794. [2024-11-14 04:02:36,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2794 states, 2786 states have (on average 1.8592964824120604) internal successors, (5180), 2793 states have internal predecessors, (5180), 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 04:02:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 5180 transitions. [2024-11-14 04:02:36,557 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 5180 transitions. Word has length 235 [2024-11-14 04:02:36,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:36,558 INFO L471 AbstractCegarLoop]: Abstraction has 2794 states and 5180 transitions. [2024-11-14 04:02:36,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:36,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5180 transitions. [2024-11-14 04:02:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:36,560 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:36,560 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:36,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-14 04:02:36,560 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:36,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:36,561 INFO L85 PathProgramCache]: Analyzing trace with hash 352898748, now seen corresponding path program 5 times [2024-11-14 04:02:36,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:36,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167004062] [2024-11-14 04:02:36,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:36,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:38,655 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 04:02:38,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:38,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167004062] [2024-11-14 04:02:38,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167004062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:38,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:38,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-11-14 04:02:38,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933968263] [2024-11-14 04:02:38,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:38,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-14 04:02:38,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:38,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-14 04:02:38,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:02:38,657 INFO L87 Difference]: Start difference. First operand 2794 states and 5180 transitions. Second operand has 31 states, 30 states have (on average 7.833333333333333) internal successors, (235), 31 states have internal predecessors, (235), 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 04:02:42,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:42,645 INFO L93 Difference]: Finished difference Result 3114 states and 5729 transitions. [2024-11-14 04:02:42,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:02:42,645 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 7.833333333333333) internal successors, (235), 31 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:42,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:42,651 INFO L225 Difference]: With dead ends: 3114 [2024-11-14 04:02:42,651 INFO L226 Difference]: Without dead ends: 3073 [2024-11-14 04:02:42,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1145 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=464, Invalid=4092, Unknown=0, NotChecked=0, Total=4556 [2024-11-14 04:02:42,652 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 1030 mSDsluCounter, 3950 mSDsCounter, 0 mSdLazyCounter, 4641 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 4196 SdHoareTripleChecker+Invalid, 4703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:42,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1030 Valid, 4196 Invalid, 4703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4641 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-14 04:02:42,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3073 states. [2024-11-14 04:02:42,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3073 to 2776. [2024-11-14 04:02:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2768 states have (on average 1.8572976878612717) internal successors, (5141), 2775 states have internal predecessors, (5141), 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 04:02:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 5141 transitions. [2024-11-14 04:02:42,680 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 5141 transitions. Word has length 235 [2024-11-14 04:02:42,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:42,681 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 5141 transitions. [2024-11-14 04:02:42,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 7.833333333333333) internal successors, (235), 31 states have internal predecessors, (235), 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 04:02:42,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5141 transitions. [2024-11-14 04:02:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:42,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:42,683 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:42,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-14 04:02:42,683 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:42,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:42,684 INFO L85 PathProgramCache]: Analyzing trace with hash -59430464, now seen corresponding path program 6 times [2024-11-14 04:02:42,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:42,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008845589] [2024-11-14 04:02:42,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:42,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:45,193 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 04:02:45,193 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:45,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008845589] [2024-11-14 04:02:45,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008845589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:45,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:45,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:02:45,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072570304] [2024-11-14 04:02:45,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:45,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:02:45,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:45,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:02:45,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=674, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:02:45,195 INFO L87 Difference]: Start difference. First operand 2776 states and 5141 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:49,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:49,013 INFO L93 Difference]: Finished difference Result 2912 states and 5351 transitions. [2024-11-14 04:02:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-14 04:02:49,013 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:49,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:49,019 INFO L225 Difference]: With dead ends: 2912 [2024-11-14 04:02:49,019 INFO L226 Difference]: Without dead ends: 2876 [2024-11-14 04:02:49,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 805 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=413, Invalid=3127, Unknown=0, NotChecked=0, Total=3540 [2024-11-14 04:02:49,020 INFO L432 NwaCegarLoop]: 308 mSDtfsCounter, 1199 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 3989 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1199 SdHoareTripleChecker+Valid, 3875 SdHoareTripleChecker+Invalid, 4068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 3989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:49,020 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1199 Valid, 3875 Invalid, 4068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 3989 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:02:49,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2876 states. [2024-11-14 04:02:49,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2876 to 2776. [2024-11-14 04:02:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2768 states have (on average 1.8572976878612717) internal successors, (5141), 2775 states have internal predecessors, (5141), 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 04:02:49,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 5141 transitions. [2024-11-14 04:02:49,047 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 5141 transitions. Word has length 235 [2024-11-14 04:02:49,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:49,048 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 5141 transitions. [2024-11-14 04:02:49,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:49,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5141 transitions. [2024-11-14 04:02:49,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:49,050 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:49,050 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:49,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-14 04:02:49,050 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:49,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:49,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1999424232, now seen corresponding path program 7 times [2024-11-14 04:02:49,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:49,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915561085] [2024-11-14 04:02:49,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:49,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:51,427 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 04:02:51,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:51,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915561085] [2024-11-14 04:02:51,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915561085] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:51,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:51,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:02:51,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048889462] [2024-11-14 04:02:51,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:51,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:02:51,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:51,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:02:51,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=683, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:02:51,429 INFO L87 Difference]: Start difference. First operand 2776 states and 5141 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:55,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:02:55,606 INFO L93 Difference]: Finished difference Result 2944 states and 5390 transitions. [2024-11-14 04:02:55,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:02:55,606 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:02:55,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:02:55,613 INFO L225 Difference]: With dead ends: 2944 [2024-11-14 04:02:55,613 INFO L226 Difference]: Without dead ends: 2908 [2024-11-14 04:02:55,614 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 939 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=509, Invalid=3523, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 04:02:55,614 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 1214 mSDsluCounter, 4150 mSDsCounter, 0 mSdLazyCounter, 4604 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1214 SdHoareTripleChecker+Valid, 4459 SdHoareTripleChecker+Invalid, 4677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 4604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:02:55,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1214 Valid, 4459 Invalid, 4677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 4604 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 04:02:55,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2908 states. [2024-11-14 04:02:55,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2908 to 2782. [2024-11-14 04:02:55,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2782 states, 2774 states have (on average 1.857606344628695) internal successors, (5153), 2781 states have internal predecessors, (5153), 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 04:02:55,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2782 states and 5153 transitions. [2024-11-14 04:02:55,645 INFO L78 Accepts]: Start accepts. Automaton has 2782 states and 5153 transitions. Word has length 235 [2024-11-14 04:02:55,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:02:55,646 INFO L471 AbstractCegarLoop]: Abstraction has 2782 states and 5153 transitions. [2024-11-14 04:02:55,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:02:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 5153 transitions. [2024-11-14 04:02:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:02:55,648 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:55,648 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:02:55,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-14 04:02:55,648 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:02:55,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:55,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1166309440, now seen corresponding path program 8 times [2024-11-14 04:02:55,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:55,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739680306] [2024-11-14 04:02:55,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:55,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:57,857 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 04:02:57,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:02:57,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739680306] [2024-11-14 04:02:57,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739680306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:02:57,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:02:57,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:02:57,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283000636] [2024-11-14 04:02:57,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:02:57,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:02:57,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:02:57,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:02:57,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:02:57,859 INFO L87 Difference]: Start difference. First operand 2782 states and 5153 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:02,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:02,396 INFO L93 Difference]: Finished difference Result 2969 states and 5446 transitions. [2024-11-14 04:03:02,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:03:02,397 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:02,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:02,403 INFO L225 Difference]: With dead ends: 2969 [2024-11-14 04:03:02,403 INFO L226 Difference]: Without dead ends: 2928 [2024-11-14 04:03:02,404 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 911 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=473, Invalid=3433, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:03:02,404 INFO L432 NwaCegarLoop]: 317 mSDtfsCounter, 1347 mSDsluCounter, 4351 mSDsCounter, 0 mSdLazyCounter, 5207 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4668 SdHoareTripleChecker+Invalid, 5288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 5207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:02,404 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1347 Valid, 4668 Invalid, 5288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 5207 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-14 04:03:02,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2928 states. [2024-11-14 04:03:02,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2928 to 2776. [2024-11-14 04:03:02,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2768 states have (on average 1.8572976878612717) internal successors, (5141), 2775 states have internal predecessors, (5141), 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 04:03:02,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 5141 transitions. [2024-11-14 04:03:02,432 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 5141 transitions. Word has length 235 [2024-11-14 04:03:02,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:02,432 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 5141 transitions. [2024-11-14 04:03:02,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5141 transitions. [2024-11-14 04:03:02,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:02,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:02,434 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:02,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-14 04:03:02,435 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:02,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:02,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1650637056, now seen corresponding path program 9 times [2024-11-14 04:03:02,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:02,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855644254] [2024-11-14 04:03:02,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:02,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:05,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:03:05,157 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:05,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855644254] [2024-11-14 04:03:05,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855644254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:05,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:05,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:03:05,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048551796] [2024-11-14 04:03:05,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:05,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:03:05,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:05,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:03:05,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:03:05,159 INFO L87 Difference]: Start difference. First operand 2776 states and 5141 transitions. Second operand has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:03:09,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:09,573 INFO L93 Difference]: Finished difference Result 2944 states and 5404 transitions. [2024-11-14 04:03:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:03:09,574 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:09,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:09,583 INFO L225 Difference]: With dead ends: 2944 [2024-11-14 04:03:09,583 INFO L226 Difference]: Without dead ends: 2908 [2024-11-14 04:03:09,585 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=457, Invalid=3449, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:03:09,586 INFO L432 NwaCegarLoop]: 272 mSDtfsCounter, 1011 mSDsluCounter, 4080 mSDsCounter, 0 mSdLazyCounter, 4813 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1011 SdHoareTripleChecker+Valid, 4352 SdHoareTripleChecker+Invalid, 4882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:09,590 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1011 Valid, 4352 Invalid, 4882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4813 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-14 04:03:09,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2908 states. [2024-11-14 04:03:09,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2908 to 2788. [2024-11-14 04:03:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2780 states have (on average 1.8579136690647482) internal successors, (5165), 2787 states have internal predecessors, (5165), 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 04:03:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5165 transitions. [2024-11-14 04:03:09,632 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5165 transitions. Word has length 235 [2024-11-14 04:03:09,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:09,632 INFO L471 AbstractCegarLoop]: Abstraction has 2788 states and 5165 transitions. [2024-11-14 04:03:09,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:03:09,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5165 transitions. [2024-11-14 04:03:09,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:09,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:09,635 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:09,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-14 04:03:09,635 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:09,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:09,635 INFO L85 PathProgramCache]: Analyzing trace with hash 521403432, now seen corresponding path program 10 times [2024-11-14 04:03:09,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:09,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300133859] [2024-11-14 04:03:09,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:09,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:11,957 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 04:03:11,957 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:11,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300133859] [2024-11-14 04:03:11,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300133859] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:11,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:11,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:03:11,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643791446] [2024-11-14 04:03:11,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:11,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:03:11,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:11,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:03:11,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=682, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:03:11,959 INFO L87 Difference]: Start difference. First operand 2788 states and 5165 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:16,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:16,058 INFO L93 Difference]: Finished difference Result 2995 states and 5487 transitions. [2024-11-14 04:03:16,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 04:03:16,059 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:16,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:16,065 INFO L225 Difference]: With dead ends: 2995 [2024-11-14 04:03:16,065 INFO L226 Difference]: Without dead ends: 2954 [2024-11-14 04:03:16,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=483, Invalid=3549, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 04:03:16,066 INFO L432 NwaCegarLoop]: 280 mSDtfsCounter, 974 mSDsluCounter, 4070 mSDsCounter, 0 mSdLazyCounter, 4875 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 974 SdHoareTripleChecker+Valid, 4350 SdHoareTripleChecker+Invalid, 4954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 4875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:16,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [974 Valid, 4350 Invalid, 4954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 4875 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 04:03:16,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2954 states. [2024-11-14 04:03:16,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2954 to 2782. [2024-11-14 04:03:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2782 states, 2774 states have (on average 1.857606344628695) internal successors, (5153), 2781 states have internal predecessors, (5153), 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 04:03:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2782 states and 5153 transitions. [2024-11-14 04:03:16,094 INFO L78 Accepts]: Start accepts. Automaton has 2782 states and 5153 transitions. Word has length 235 [2024-11-14 04:03:16,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:16,095 INFO L471 AbstractCegarLoop]: Abstraction has 2782 states and 5153 transitions. [2024-11-14 04:03:16,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 5153 transitions. [2024-11-14 04:03:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:16,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:16,097 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:16,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-14 04:03:16,097 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:16,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:16,097 INFO L85 PathProgramCache]: Analyzing trace with hash -24646976, now seen corresponding path program 11 times [2024-11-14 04:03:16,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:16,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334982658] [2024-11-14 04:03:16,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:16,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:19,244 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 04:03:19,244 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:19,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334982658] [2024-11-14 04:03:19,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334982658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:19,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:19,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:03:19,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098085169] [2024-11-14 04:03:19,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:19,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:03:19,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:19,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:03:19,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=682, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:03:19,245 INFO L87 Difference]: Start difference. First operand 2782 states and 5153 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:23,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:23,677 INFO L93 Difference]: Finished difference Result 3021 states and 5550 transitions. [2024-11-14 04:03:23,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 04:03:23,678 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:23,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:23,684 INFO L225 Difference]: With dead ends: 3021 [2024-11-14 04:03:23,684 INFO L226 Difference]: Without dead ends: 2980 [2024-11-14 04:03:23,685 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=432, Invalid=3228, Unknown=0, NotChecked=0, Total=3660 [2024-11-14 04:03:23,686 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 880 mSDsluCounter, 3882 mSDsCounter, 0 mSdLazyCounter, 4469 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 4169 SdHoareTripleChecker+Invalid, 4543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:23,686 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [880 Valid, 4169 Invalid, 4543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4469 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 04:03:23,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2980 states. [2024-11-14 04:03:23,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2980 to 2776. [2024-11-14 04:03:23,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2768 states have (on average 1.8572976878612717) internal successors, (5141), 2775 states have internal predecessors, (5141), 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 04:03:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 5141 transitions. [2024-11-14 04:03:23,717 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 5141 transitions. Word has length 235 [2024-11-14 04:03:23,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:23,717 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 5141 transitions. [2024-11-14 04:03:23,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:23,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5141 transitions. [2024-11-14 04:03:23,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:23,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:23,720 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:23,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-14 04:03:23,720 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:23,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:23,720 INFO L85 PathProgramCache]: Analyzing trace with hash 639374808, now seen corresponding path program 12 times [2024-11-14 04:03:23,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:23,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45404305] [2024-11-14 04:03:23,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:23,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:26,193 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 04:03:26,193 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:26,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45404305] [2024-11-14 04:03:26,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45404305] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:26,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:26,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:03:26,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119174400] [2024-11-14 04:03:26,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:26,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:03:26,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:26,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:03:26,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:03:26,195 INFO L87 Difference]: Start difference. First operand 2776 states and 5141 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:29,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:29,759 INFO L93 Difference]: Finished difference Result 2958 states and 5432 transitions. [2024-11-14 04:03:29,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:03:29,760 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:29,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:29,769 INFO L225 Difference]: With dead ends: 2958 [2024-11-14 04:03:29,769 INFO L226 Difference]: Without dead ends: 2922 [2024-11-14 04:03:29,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=462, Invalid=3320, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 04:03:29,771 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 1457 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 3647 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1457 SdHoareTripleChecker+Valid, 3344 SdHoareTripleChecker+Invalid, 3727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 3647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:29,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1457 Valid, 3344 Invalid, 3727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 3647 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 04:03:29,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2922 states. [2024-11-14 04:03:29,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2922 to 2794. [2024-11-14 04:03:29,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2794 states, 2786 states have (on average 1.8582196697774587) internal successors, (5177), 2793 states have internal predecessors, (5177), 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 04:03:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 5177 transitions. [2024-11-14 04:03:29,813 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 5177 transitions. Word has length 235 [2024-11-14 04:03:29,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:29,814 INFO L471 AbstractCegarLoop]: Abstraction has 2794 states and 5177 transitions. [2024-11-14 04:03:29,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:29,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5177 transitions. [2024-11-14 04:03:29,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:29,817 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:29,818 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:29,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-14 04:03:29,818 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:29,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:29,818 INFO L85 PathProgramCache]: Analyzing trace with hash -489858816, now seen corresponding path program 13 times [2024-11-14 04:03:29,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:29,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941385781] [2024-11-14 04:03:29,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:29,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:32,547 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 04:03:32,547 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:32,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941385781] [2024-11-14 04:03:32,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941385781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:32,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:32,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:03:32,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105090808] [2024-11-14 04:03:32,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:32,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:03:32,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:32,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:03:32,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:03:32,549 INFO L87 Difference]: Start difference. First operand 2794 states and 5177 transitions. Second operand has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:03:36,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:36,925 INFO L93 Difference]: Finished difference Result 3009 states and 5515 transitions. [2024-11-14 04:03:36,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 04:03:36,926 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:36,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:36,932 INFO L225 Difference]: With dead ends: 3009 [2024-11-14 04:03:36,932 INFO L226 Difference]: Without dead ends: 2968 [2024-11-14 04:03:36,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1003 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=496, Invalid=3664, Unknown=0, NotChecked=0, Total=4160 [2024-11-14 04:03:36,933 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 843 mSDsluCounter, 4349 mSDsCounter, 0 mSdLazyCounter, 5140 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 4611 SdHoareTripleChecker+Invalid, 5210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 5140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:36,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [843 Valid, 4611 Invalid, 5210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 5140 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 04:03:36,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2968 states. [2024-11-14 04:03:36,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2968 to 2788. [2024-11-14 04:03:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2780 states have (on average 1.8579136690647482) internal successors, (5165), 2787 states have internal predecessors, (5165), 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 04:03:36,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5165 transitions. [2024-11-14 04:03:36,966 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5165 transitions. Word has length 235 [2024-11-14 04:03:36,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:36,966 INFO L471 AbstractCegarLoop]: Abstraction has 2788 states and 5165 transitions. [2024-11-14 04:03:36,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:03:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5165 transitions. [2024-11-14 04:03:36,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:36,968 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:36,968 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:36,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-14 04:03:36,969 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:36,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:36,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1035909224, now seen corresponding path program 14 times [2024-11-14 04:03:36,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:36,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582479123] [2024-11-14 04:03:36,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:36,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:39,398 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 04:03:39,399 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:39,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582479123] [2024-11-14 04:03:39,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582479123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:39,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:39,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:03:39,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411295949] [2024-11-14 04:03:39,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:39,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:03:39,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:39,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:03:39,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=788, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:03:39,400 INFO L87 Difference]: Start difference. First operand 2788 states and 5165 transitions. Second operand has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:03:43,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:43,526 INFO L93 Difference]: Finished difference Result 3052 states and 5604 transitions. [2024-11-14 04:03:43,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:03:43,527 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:43,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:43,531 INFO L225 Difference]: With dead ends: 3052 [2024-11-14 04:03:43,532 INFO L226 Difference]: Without dead ends: 3011 [2024-11-14 04:03:43,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 951 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=468, Invalid=3564, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 04:03:43,532 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 1267 mSDsluCounter, 4219 mSDsCounter, 0 mSdLazyCounter, 4788 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1267 SdHoareTripleChecker+Valid, 4488 SdHoareTripleChecker+Invalid, 4872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 4788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:43,533 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1267 Valid, 4488 Invalid, 4872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 4788 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 04:03:43,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3011 states. [2024-11-14 04:03:43,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3011 to 2782. [2024-11-14 04:03:43,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2782 states, 2774 states have (on average 1.857606344628695) internal successors, (5153), 2781 states have internal predecessors, (5153), 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 04:03:43,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2782 states and 5153 transitions. [2024-11-14 04:03:43,573 INFO L78 Accepts]: Start accepts. Automaton has 2782 states and 5153 transitions. Word has length 235 [2024-11-14 04:03:43,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:43,574 INFO L471 AbstractCegarLoop]: Abstraction has 2782 states and 5153 transitions. [2024-11-14 04:03:43,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:03:43,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 5153 transitions. [2024-11-14 04:03:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:43,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:43,577 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:43,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-14 04:03:43,578 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:43,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:43,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1964509376, now seen corresponding path program 15 times [2024-11-14 04:03:43,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:43,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837294490] [2024-11-14 04:03:43,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:43,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:46,046 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 04:03:46,046 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:46,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837294490] [2024-11-14 04:03:46,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837294490] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:46,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:46,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:03:46,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880798077] [2024-11-14 04:03:46,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:46,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:03:46,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:46,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:03:46,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=679, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:03:46,047 INFO L87 Difference]: Start difference. First operand 2782 states and 5153 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:50,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:50,117 INFO L93 Difference]: Finished difference Result 3073 states and 5654 transitions. [2024-11-14 04:03:50,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 04:03:50,118 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:50,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:50,125 INFO L225 Difference]: With dead ends: 3073 [2024-11-14 04:03:50,125 INFO L226 Difference]: Without dead ends: 3032 [2024-11-14 04:03:50,126 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=431, Invalid=3229, Unknown=0, NotChecked=0, Total=3660 [2024-11-14 04:03:50,127 INFO L432 NwaCegarLoop]: 276 mSDtfsCounter, 1092 mSDsluCounter, 4350 mSDsCounter, 0 mSdLazyCounter, 4970 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 4626 SdHoareTripleChecker+Invalid, 5043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 4970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:50,127 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1092 Valid, 4626 Invalid, 5043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 4970 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 04:03:50,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2024-11-14 04:03:50,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 2776. [2024-11-14 04:03:50,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2768 states have (on average 1.8572976878612717) internal successors, (5141), 2775 states have internal predecessors, (5141), 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 04:03:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 5141 transitions. [2024-11-14 04:03:50,162 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 5141 transitions. Word has length 235 [2024-11-14 04:03:50,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:50,162 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 5141 transitions. [2024-11-14 04:03:50,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:03:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5141 transitions. [2024-11-14 04:03:50,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:50,164 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:50,164 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:50,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-14 04:03:50,164 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:50,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:50,165 INFO L85 PathProgramCache]: Analyzing trace with hash 70921152, now seen corresponding path program 16 times [2024-11-14 04:03:50,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:50,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355543786] [2024-11-14 04:03:50,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:50,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:52,217 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 04:03:52,217 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:52,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355543786] [2024-11-14 04:03:52,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355543786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:52,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:52,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:03:52,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099093858] [2024-11-14 04:03:52,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:52,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:03:52,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:52,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:03:52,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=731, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:03:52,219 INFO L87 Difference]: Start difference. First operand 2776 states and 5141 transitions. Second operand has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:03:56,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:03:56,582 INFO L93 Difference]: Finished difference Result 3393 states and 6290 transitions. [2024-11-14 04:03:56,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:03:56,582 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 235 [2024-11-14 04:03:56,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:03:56,589 INFO L225 Difference]: With dead ends: 3393 [2024-11-14 04:03:56,589 INFO L226 Difference]: Without dead ends: 3352 [2024-11-14 04:03:56,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=469, Invalid=3821, Unknown=0, NotChecked=0, Total=4290 [2024-11-14 04:03:56,591 INFO L432 NwaCegarLoop]: 251 mSDtfsCounter, 1356 mSDsluCounter, 4393 mSDsCounter, 0 mSdLazyCounter, 5985 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 4644 SdHoareTripleChecker+Invalid, 6041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 5985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:03:56,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1356 Valid, 4644 Invalid, 6041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 5985 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-14 04:03:56,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3352 states. [2024-11-14 04:03:56,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3352 to 2793. [2024-11-14 04:03:56,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2793 states, 2785 states have (on average 1.8581687612208257) internal successors, (5175), 2792 states have internal predecessors, (5175), 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 04:03:56,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2793 states and 5175 transitions. [2024-11-14 04:03:56,621 INFO L78 Accepts]: Start accepts. Automaton has 2793 states and 5175 transitions. Word has length 235 [2024-11-14 04:03:56,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:03:56,621 INFO L471 AbstractCegarLoop]: Abstraction has 2793 states and 5175 transitions. [2024-11-14 04:03:56,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:03:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 5175 transitions. [2024-11-14 04:03:56,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:03:56,623 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:03:56,623 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:03:56,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-14 04:03:56,624 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:03:56,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:03:56,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1269977512, now seen corresponding path program 2 times [2024-11-14 04:03:56,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:03:56,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583055502] [2024-11-14 04:03:56,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:03:56,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:03:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:03:59,067 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 04:03:59,067 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:03:59,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583055502] [2024-11-14 04:03:59,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583055502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:03:59,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:03:59,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:03:59,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999601889] [2024-11-14 04:03:59,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:03:59,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:03:59,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:03:59,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:03:59,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=787, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:03:59,069 INFO L87 Difference]: Start difference. First operand 2793 states and 5175 transitions. Second operand has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:04:04,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:04,230 INFO L93 Difference]: Finished difference Result 3622 states and 6751 transitions. [2024-11-14 04:04:04,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 04:04:04,231 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:04,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:04,237 INFO L225 Difference]: With dead ends: 3622 [2024-11-14 04:04:04,238 INFO L226 Difference]: Without dead ends: 3580 [2024-11-14 04:04:04,239 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1317 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=612, Invalid=4500, Unknown=0, NotChecked=0, Total=5112 [2024-11-14 04:04:04,239 INFO L432 NwaCegarLoop]: 265 mSDtfsCounter, 1373 mSDsluCounter, 4593 mSDsCounter, 0 mSdLazyCounter, 5530 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 4858 SdHoareTripleChecker+Invalid, 5713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 5530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:04,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1373 Valid, 4858 Invalid, 5713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 5530 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-14 04:04:04,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3580 states. [2024-11-14 04:04:04,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3580 to 2709. [2024-11-14 04:04:04,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2709 states, 2701 states have (on average 1.8537578674564976) internal successors, (5007), 2708 states have internal predecessors, (5007), 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 04:04:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 2709 states and 5007 transitions. [2024-11-14 04:04:04,275 INFO L78 Accepts]: Start accepts. Automaton has 2709 states and 5007 transitions. Word has length 235 [2024-11-14 04:04:04,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:04,276 INFO L471 AbstractCegarLoop]: Abstraction has 2709 states and 5007 transitions. [2024-11-14 04:04:04,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:04:04,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 5007 transitions. [2024-11-14 04:04:04,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:04,278 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:04,278 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:04,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-14 04:04:04,279 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:04,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:04,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1146348926, now seen corresponding path program 3 times [2024-11-14 04:04:04,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:04,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390530831] [2024-11-14 04:04:04,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:04,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:06,374 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 04:04:06,374 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:06,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390530831] [2024-11-14 04:04:06,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390530831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:06,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:06,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:04:06,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134805514] [2024-11-14 04:04:06,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:06,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:04:06,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:06,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:04:06,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=789, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:04:06,376 INFO L87 Difference]: Start difference. First operand 2709 states and 5007 transitions. Second operand has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:04:09,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:09,845 INFO L93 Difference]: Finished difference Result 3762 states and 7015 transitions. [2024-11-14 04:04:09,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:04:09,845 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:09,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:09,852 INFO L225 Difference]: With dead ends: 3762 [2024-11-14 04:04:09,852 INFO L226 Difference]: Without dead ends: 3735 [2024-11-14 04:04:09,854 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 818 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=373, Invalid=3287, Unknown=0, NotChecked=0, Total=3660 [2024-11-14 04:04:09,854 INFO L432 NwaCegarLoop]: 239 mSDtfsCounter, 1380 mSDsluCounter, 3324 mSDsCounter, 0 mSdLazyCounter, 4394 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1380 SdHoareTripleChecker+Valid, 3563 SdHoareTripleChecker+Invalid, 4525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 4394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:09,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1380 Valid, 3563 Invalid, 4525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 4394 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 04:04:09,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3735 states. [2024-11-14 04:04:09,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3735 to 2856. [2024-11-14 04:04:09,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2856 states, 2848 states have (on average 1.8620084269662922) internal successors, (5303), 2855 states have internal predecessors, (5303), 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 04:04:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2856 states and 5303 transitions. [2024-11-14 04:04:09,895 INFO L78 Accepts]: Start accepts. Automaton has 2856 states and 5303 transitions. Word has length 235 [2024-11-14 04:04:09,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:09,895 INFO L471 AbstractCegarLoop]: Abstraction has 2856 states and 5303 transitions. [2024-11-14 04:04:09,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.10344827586207) internal successors, (235), 30 states have internal predecessors, (235), 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 04:04:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 5303 transitions. [2024-11-14 04:04:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:09,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:09,897 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:09,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-14 04:04:09,897 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:09,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:09,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1274526698, now seen corresponding path program 17 times [2024-11-14 04:04:09,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:09,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123673165] [2024-11-14 04:04:09,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:09,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:11,959 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 04:04:11,960 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:11,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123673165] [2024-11-14 04:04:11,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123673165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:11,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:11,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:04:11,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557923655] [2024-11-14 04:04:11,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:11,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:04:11,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:11,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:04:11,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=685, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:04:11,961 INFO L87 Difference]: Start difference. First operand 2856 states and 5303 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:04:16,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:16,220 INFO L93 Difference]: Finished difference Result 3519 states and 6524 transitions. [2024-11-14 04:04:16,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 04:04:16,220 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:16,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:16,227 INFO L225 Difference]: With dead ends: 3519 [2024-11-14 04:04:16,227 INFO L226 Difference]: Without dead ends: 3483 [2024-11-14 04:04:16,229 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 842 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=401, Invalid=3505, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:04:16,229 INFO L432 NwaCegarLoop]: 345 mSDtfsCounter, 1250 mSDsluCounter, 4567 mSDsCounter, 0 mSdLazyCounter, 6099 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 4912 SdHoareTripleChecker+Invalid, 6162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 6099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:16,229 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1250 Valid, 4912 Invalid, 6162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 6099 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-14 04:04:16,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3483 states. [2024-11-14 04:04:16,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3483 to 2874. [2024-11-14 04:04:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2866 states have (on average 1.8628750872295883) internal successors, (5339), 2873 states have internal predecessors, (5339), 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 04:04:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5339 transitions. [2024-11-14 04:04:16,261 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5339 transitions. Word has length 235 [2024-11-14 04:04:16,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:16,261 INFO L471 AbstractCegarLoop]: Abstraction has 2874 states and 5339 transitions. [2024-11-14 04:04:16,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:04:16,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5339 transitions. [2024-11-14 04:04:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:16,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:16,263 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:16,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-14 04:04:16,264 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:16,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:16,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1985517562, now seen corresponding path program 18 times [2024-11-14 04:04:16,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:16,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559034789] [2024-11-14 04:04:16,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:16,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:18,372 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 04:04:18,372 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:18,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559034789] [2024-11-14 04:04:18,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559034789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:18,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:18,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:04:18,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019296239] [2024-11-14 04:04:18,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:18,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:04:18,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:18,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:04:18,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=675, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:04:18,373 INFO L87 Difference]: Start difference. First operand 2874 states and 5339 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:04:21,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:21,539 INFO L93 Difference]: Finished difference Result 3610 states and 6620 transitions. [2024-11-14 04:04:21,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:04:21,540 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:21,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:21,547 INFO L225 Difference]: With dead ends: 3610 [2024-11-14 04:04:21,547 INFO L226 Difference]: Without dead ends: 3574 [2024-11-14 04:04:21,548 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 931 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=425, Invalid=3357, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 04:04:21,548 INFO L432 NwaCegarLoop]: 239 mSDtfsCounter, 829 mSDsluCounter, 3127 mSDsCounter, 0 mSdLazyCounter, 3293 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 3366 SdHoareTripleChecker+Invalid, 3338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 3293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:21,548 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 3366 Invalid, 3338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 3293 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:04:21,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3574 states. [2024-11-14 04:04:21,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3574 to 2868. [2024-11-14 04:04:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2860 states have (on average 1.8646853146853146) internal successors, (5333), 2867 states have internal predecessors, (5333), 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 04:04:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5333 transitions. [2024-11-14 04:04:21,580 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5333 transitions. Word has length 235 [2024-11-14 04:04:21,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:21,580 INFO L471 AbstractCegarLoop]: Abstraction has 2868 states and 5333 transitions. [2024-11-14 04:04:21,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:04:21,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5333 transitions. [2024-11-14 04:04:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:21,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:21,582 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:21,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-14 04:04:21,583 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:21,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:21,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1372092926, now seen corresponding path program 19 times [2024-11-14 04:04:21,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:21,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461469984] [2024-11-14 04:04:21,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:21,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:23,635 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 04:04:23,635 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:23,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461469984] [2024-11-14 04:04:23,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461469984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:23,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:23,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:04:23,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259584207] [2024-11-14 04:04:23,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:23,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:04:23,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:23,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:04:23,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:04:23,636 INFO L87 Difference]: Start difference. First operand 2868 states and 5333 transitions. Second operand has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:04:27,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:27,186 INFO L93 Difference]: Finished difference Result 3653 states and 6710 transitions. [2024-11-14 04:04:27,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 04:04:27,186 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:27,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:27,194 INFO L225 Difference]: With dead ends: 3653 [2024-11-14 04:04:27,194 INFO L226 Difference]: Without dead ends: 3617 [2024-11-14 04:04:27,195 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 991 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=450, Invalid=3710, Unknown=0, NotChecked=0, Total=4160 [2024-11-14 04:04:27,195 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 1102 mSDsluCounter, 3504 mSDsCounter, 0 mSdLazyCounter, 3931 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 3752 SdHoareTripleChecker+Invalid, 3996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 3931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:27,195 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1102 Valid, 3752 Invalid, 3996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 3931 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 04:04:27,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3617 states. [2024-11-14 04:04:27,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3617 to 2866. [2024-11-14 04:04:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2858 states have (on average 1.8645906228131561) internal successors, (5329), 2865 states have internal predecessors, (5329), 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 04:04:27,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5329 transitions. [2024-11-14 04:04:27,229 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5329 transitions. Word has length 235 [2024-11-14 04:04:27,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:27,230 INFO L471 AbstractCegarLoop]: Abstraction has 2866 states and 5329 transitions. [2024-11-14 04:04:27,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:04:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5329 transitions. [2024-11-14 04:04:27,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:27,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:27,233 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:27,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-14 04:04:27,233 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:27,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:27,233 INFO L85 PathProgramCache]: Analyzing trace with hash 239058950, now seen corresponding path program 20 times [2024-11-14 04:04:27,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:27,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617480432] [2024-11-14 04:04:27,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:27,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:29,362 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 04:04:29,362 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:29,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617480432] [2024-11-14 04:04:29,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617480432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:29,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:29,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:04:29,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813669408] [2024-11-14 04:04:29,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:29,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:04:29,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:29,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:04:29,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=686, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:04:29,363 INFO L87 Difference]: Start difference. First operand 2866 states and 5329 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:04:32,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:32,919 INFO L93 Difference]: Finished difference Result 3720 states and 6832 transitions. [2024-11-14 04:04:32,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:04:32,920 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:32,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:32,927 INFO L225 Difference]: With dead ends: 3720 [2024-11-14 04:04:32,927 INFO L226 Difference]: Without dead ends: 3684 [2024-11-14 04:04:32,928 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 919 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=428, Invalid=3478, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:04:32,928 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 1151 mSDsluCounter, 3643 mSDsCounter, 0 mSdLazyCounter, 3960 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1151 SdHoareTripleChecker+Valid, 3895 SdHoareTripleChecker+Invalid, 4019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 3960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:32,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1151 Valid, 3895 Invalid, 4019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 3960 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:04:32,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3684 states. [2024-11-14 04:04:32,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3684 to 2864. [2024-11-14 04:04:32,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2856 states have (on average 1.8644957983193278) internal successors, (5325), 2863 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 04:04:32,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5325 transitions. [2024-11-14 04:04:32,961 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5325 transitions. Word has length 235 [2024-11-14 04:04:32,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:32,961 INFO L471 AbstractCegarLoop]: Abstraction has 2864 states and 5325 transitions. [2024-11-14 04:04:32,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:04:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5325 transitions. [2024-11-14 04:04:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:32,964 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:32,964 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:32,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-14 04:04:32,964 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:32,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:32,965 INFO L85 PathProgramCache]: Analyzing trace with hash 255671810, now seen corresponding path program 21 times [2024-11-14 04:04:32,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:32,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169152274] [2024-11-14 04:04:32,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:32,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:35,072 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 04:04:35,072 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:35,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169152274] [2024-11-14 04:04:35,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169152274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:35,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:35,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-11-14 04:04:35,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816786761] [2024-11-14 04:04:35,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:35,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-14 04:04:35,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:35,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-14 04:04:35,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:04:35,074 INFO L87 Difference]: Start difference. First operand 2864 states and 5325 transitions. Second operand has 31 states, 30 states have (on average 7.833333333333333) internal successors, (235), 31 states have internal predecessors, (235), 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 04:04:38,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:38,944 INFO L93 Difference]: Finished difference Result 3745 states and 6879 transitions. [2024-11-14 04:04:38,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 04:04:38,945 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 7.833333333333333) internal successors, (235), 31 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:38,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:38,952 INFO L225 Difference]: With dead ends: 3745 [2024-11-14 04:04:38,952 INFO L226 Difference]: Without dead ends: 3709 [2024-11-14 04:04:38,953 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1061 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=417, Invalid=3873, Unknown=0, NotChecked=0, Total=4290 [2024-11-14 04:04:38,954 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 1192 mSDsluCounter, 4210 mSDsCounter, 0 mSdLazyCounter, 4963 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1192 SdHoareTripleChecker+Valid, 4457 SdHoareTripleChecker+Invalid, 5028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:38,954 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1192 Valid, 4457 Invalid, 5028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4963 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-14 04:04:38,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3709 states. [2024-11-14 04:04:38,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3709 to 2835. [2024-11-14 04:04:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2835 states, 2827 states have (on average 1.8620445702157764) internal successors, (5264), 2834 states have internal predecessors, (5264), 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 04:04:38,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2835 states and 5264 transitions. [2024-11-14 04:04:38,985 INFO L78 Accepts]: Start accepts. Automaton has 2835 states and 5264 transitions. Word has length 235 [2024-11-14 04:04:38,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:38,985 INFO L471 AbstractCegarLoop]: Abstraction has 2835 states and 5264 transitions. [2024-11-14 04:04:38,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 7.833333333333333) internal successors, (235), 31 states have internal predecessors, (235), 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 04:04:38,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 5264 transitions. [2024-11-14 04:04:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:38,989 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:38,989 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:38,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-14 04:04:38,989 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:38,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:38,990 INFO L85 PathProgramCache]: Analyzing trace with hash 120941356, now seen corresponding path program 4 times [2024-11-14 04:04:38,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:38,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181381301] [2024-11-14 04:04:38,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:38,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:41,211 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 04:04:41,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:41,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181381301] [2024-11-14 04:04:41,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181381301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:41,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:41,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:04:41,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941481930] [2024-11-14 04:04:41,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:41,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:04:41,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:41,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:04:41,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:04:41,213 INFO L87 Difference]: Start difference. First operand 2835 states and 5264 transitions. Second operand has 27 states, 26 states have (on average 9.038461538461538) internal successors, (235), 27 states have internal predecessors, (235), 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 04:04:45,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:45,485 INFO L93 Difference]: Finished difference Result 3804 states and 7118 transitions. [2024-11-14 04:04:45,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:04:45,485 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 9.038461538461538) internal successors, (235), 27 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:45,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:45,492 INFO L225 Difference]: With dead ends: 3804 [2024-11-14 04:04:45,492 INFO L226 Difference]: Without dead ends: 3777 [2024-11-14 04:04:45,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 683 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=373, Invalid=2819, Unknown=0, NotChecked=0, Total=3192 [2024-11-14 04:04:45,494 INFO L432 NwaCegarLoop]: 264 mSDtfsCounter, 1055 mSDsluCounter, 4669 mSDsCounter, 0 mSdLazyCounter, 5863 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 4933 SdHoareTripleChecker+Invalid, 5968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 5863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:45,494 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1055 Valid, 4933 Invalid, 5968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 5863 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-14 04:04:45,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3777 states. [2024-11-14 04:04:45,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3777 to 2891. [2024-11-14 04:04:45,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2891 states, 2883 states have (on average 1.8657648283038502) internal successors, (5379), 2890 states have internal predecessors, (5379), 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 04:04:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2891 states and 5379 transitions. [2024-11-14 04:04:45,529 INFO L78 Accepts]: Start accepts. Automaton has 2891 states and 5379 transitions. Word has length 235 [2024-11-14 04:04:45,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:45,529 INFO L471 AbstractCegarLoop]: Abstraction has 2891 states and 5379 transitions. [2024-11-14 04:04:45,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 9.038461538461538) internal successors, (235), 27 states have internal predecessors, (235), 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 04:04:45,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 5379 transitions. [2024-11-14 04:04:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:45,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:45,531 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:45,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-14 04:04:45,531 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:45,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:45,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1682117022, now seen corresponding path program 22 times [2024-11-14 04:04:45,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:45,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082690724] [2024-11-14 04:04:45,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:45,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:47,734 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 04:04:47,735 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:47,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082690724] [2024-11-14 04:04:47,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082690724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:47,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:47,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:04:47,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414462092] [2024-11-14 04:04:47,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:47,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:04:47,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:47,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:04:47,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=731, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:04:47,736 INFO L87 Difference]: Start difference. First operand 2891 states and 5379 transitions. Second operand has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:04:51,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:51,827 INFO L93 Difference]: Finished difference Result 3423 states and 6375 transitions. [2024-11-14 04:04:51,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 04:04:51,828 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:51,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:51,834 INFO L225 Difference]: With dead ends: 3423 [2024-11-14 04:04:51,834 INFO L226 Difference]: Without dead ends: 3383 [2024-11-14 04:04:51,835 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=327, Invalid=2643, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 04:04:51,835 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 1294 mSDsluCounter, 4960 mSDsCounter, 0 mSdLazyCounter, 6026 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 5293 SdHoareTripleChecker+Invalid, 6081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 6026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:51,835 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1294 Valid, 5293 Invalid, 6081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 6026 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-14 04:04:51,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3383 states. [2024-11-14 04:04:51,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3383 to 2665. [2024-11-14 04:04:51,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2658 states have (on average 1.8592927012791574) internal successors, (4942), 2664 states have internal predecessors, (4942), 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 04:04:51,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 4942 transitions. [2024-11-14 04:04:51,865 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 4942 transitions. Word has length 235 [2024-11-14 04:04:51,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:51,866 INFO L471 AbstractCegarLoop]: Abstraction has 2665 states and 4942 transitions. [2024-11-14 04:04:51,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:04:51,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 4942 transitions. [2024-11-14 04:04:51,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:51,867 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:51,868 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:51,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-14 04:04:51,868 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:51,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:51,868 INFO L85 PathProgramCache]: Analyzing trace with hash -285276368, now seen corresponding path program 5 times [2024-11-14 04:04:51,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:51,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730416557] [2024-11-14 04:04:51,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:51,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:04:54,364 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 04:04:54,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:04:54,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730416557] [2024-11-14 04:04:54,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730416557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:04:54,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:04:54,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:04:54,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531686615] [2024-11-14 04:04:54,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:04:54,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:04:54,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:04:54,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:04:54,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=739, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:04:54,366 INFO L87 Difference]: Start difference. First operand 2665 states and 4942 transitions. Second operand has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:04:58,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:04:58,243 INFO L93 Difference]: Finished difference Result 3533 states and 6607 transitions. [2024-11-14 04:04:58,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-14 04:04:58,244 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 235 [2024-11-14 04:04:58,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:04:58,250 INFO L225 Difference]: With dead ends: 3533 [2024-11-14 04:04:58,250 INFO L226 Difference]: Without dead ends: 3511 [2024-11-14 04:04:58,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=381, Invalid=3041, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 04:04:58,252 INFO L432 NwaCegarLoop]: 267 mSDtfsCounter, 1551 mSDsluCounter, 4021 mSDsCounter, 0 mSdLazyCounter, 4614 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1551 SdHoareTripleChecker+Valid, 4288 SdHoareTripleChecker+Invalid, 4782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 4614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:04:58,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1551 Valid, 4288 Invalid, 4782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 4614 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 04:04:58,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3511 states. [2024-11-14 04:04:58,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3511 to 2665. [2024-11-14 04:04:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2658 states have (on average 1.8592927012791574) internal successors, (4942), 2664 states have internal predecessors, (4942), 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 04:04:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 4942 transitions. [2024-11-14 04:04:58,284 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 4942 transitions. Word has length 235 [2024-11-14 04:04:58,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:04:58,284 INFO L471 AbstractCegarLoop]: Abstraction has 2665 states and 4942 transitions. [2024-11-14 04:04:58,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:04:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 4942 transitions. [2024-11-14 04:04:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:04:58,286 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:04:58,286 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:04:58,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-14 04:04:58,287 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:04:58,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:04:58,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1325564362, now seen corresponding path program 6 times [2024-11-14 04:04:58,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:04:58,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913342092] [2024-11-14 04:04:58,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:04:58,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:04:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:05:00,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:00,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913342092] [2024-11-14 04:05:00,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913342092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:00,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:00,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2024-11-14 04:05:00,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109516079] [2024-11-14 04:05:00,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:00,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-14 04:05:00,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:00,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-14 04:05:00,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1024, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 04:05:00,793 INFO L87 Difference]: Start difference. First operand 2665 states and 4942 transitions. Second operand has 34 states, 33 states have (on average 7.121212121212121) internal successors, (235), 34 states have internal predecessors, (235), 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 04:05:05,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:05,294 INFO L93 Difference]: Finished difference Result 3472 states and 6486 transitions. [2024-11-14 04:05:05,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:05:05,294 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 7.121212121212121) internal successors, (235), 34 states have internal predecessors, (235), 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 235 [2024-11-14 04:05:05,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:05,301 INFO L225 Difference]: With dead ends: 3472 [2024-11-14 04:05:05,301 INFO L226 Difference]: Without dead ends: 3450 [2024-11-14 04:05:05,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 977 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=440, Invalid=3720, Unknown=0, NotChecked=0, Total=4160 [2024-11-14 04:05:05,303 INFO L432 NwaCegarLoop]: 261 mSDtfsCounter, 1713 mSDsluCounter, 4603 mSDsCounter, 0 mSdLazyCounter, 5669 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1713 SdHoareTripleChecker+Valid, 4864 SdHoareTripleChecker+Invalid, 5854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 5669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:05,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1713 Valid, 4864 Invalid, 5854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 5669 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-14 04:05:05,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3450 states. [2024-11-14 04:05:05,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3450 to 2665. [2024-11-14 04:05:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2658 states have (on average 1.8592927012791574) internal successors, (4942), 2664 states have internal predecessors, (4942), 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 04:05:05,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 4942 transitions. [2024-11-14 04:05:05,332 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 4942 transitions. Word has length 235 [2024-11-14 04:05:05,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:05,333 INFO L471 AbstractCegarLoop]: Abstraction has 2665 states and 4942 transitions. [2024-11-14 04:05:05,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 7.121212121212121) internal successors, (235), 34 states have internal predecessors, (235), 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 04:05:05,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 4942 transitions. [2024-11-14 04:05:05,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:05:05,335 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:05,335 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:05,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-14 04:05:05,335 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:05,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:05,335 INFO L85 PathProgramCache]: Analyzing trace with hash -490137852, now seen corresponding path program 7 times [2024-11-14 04:05:05,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:05,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452475387] [2024-11-14 04:05:05,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:05,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:10,485 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 04:05:10,485 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:10,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452475387] [2024-11-14 04:05:10,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452475387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:10,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:10,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:05:10,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272339805] [2024-11-14 04:05:10,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:10,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:05:10,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:10,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:05:10,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:05:10,487 INFO L87 Difference]: Start difference. First operand 2665 states and 4942 transitions. Second operand has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:05:15,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:15,459 INFO L93 Difference]: Finished difference Result 3537 states and 6613 transitions. [2024-11-14 04:05:15,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:05:15,459 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 235 [2024-11-14 04:05:15,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:15,467 INFO L225 Difference]: With dead ends: 3537 [2024-11-14 04:05:15,467 INFO L226 Difference]: Without dead ends: 3515 [2024-11-14 04:05:15,468 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 13 SyntacticMatches, 3 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 860 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=411, Invalid=3249, Unknown=0, NotChecked=0, Total=3660 [2024-11-14 04:05:15,468 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 1210 mSDsluCounter, 3751 mSDsCounter, 0 mSdLazyCounter, 4752 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1210 SdHoareTripleChecker+Valid, 4014 SdHoareTripleChecker+Invalid, 4902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 4752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:15,468 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1210 Valid, 4014 Invalid, 4902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 4752 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-14 04:05:15,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3515 states. [2024-11-14 04:05:15,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3515 to 2665. [2024-11-14 04:05:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2658 states have (on average 1.8592927012791574) internal successors, (4942), 2664 states have internal predecessors, (4942), 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 04:05:15,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 4942 transitions. [2024-11-14 04:05:15,507 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 4942 transitions. Word has length 235 [2024-11-14 04:05:15,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:15,507 INFO L471 AbstractCegarLoop]: Abstraction has 2665 states and 4942 transitions. [2024-11-14 04:05:15,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.392857142857142) internal successors, (235), 29 states have internal predecessors, (235), 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 04:05:15,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 4942 transitions. [2024-11-14 04:05:15,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-14 04:05:15,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:15,509 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:15,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-14 04:05:15,509 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:15,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:15,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1916950472, now seen corresponding path program 8 times [2024-11-14 04:05:15,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:15,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320156284] [2024-11-14 04:05:15,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:15,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:17,846 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 04:05:17,846 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:17,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320156284] [2024-11-14 04:05:17,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320156284] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:17,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:17,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:05:17,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057080423] [2024-11-14 04:05:17,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:17,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:05:17,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:17,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:05:17,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=683, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:05:17,847 INFO L87 Difference]: Start difference. First operand 2665 states and 4942 transitions. Second operand has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:05:21,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:21,697 INFO L93 Difference]: Finished difference Result 3511 states and 6561 transitions. [2024-11-14 04:05:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 04:05:21,697 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 235 [2024-11-14 04:05:21,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:21,704 INFO L225 Difference]: With dead ends: 3511 [2024-11-14 04:05:21,704 INFO L226 Difference]: Without dead ends: 3489 [2024-11-14 04:05:21,705 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 736 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=383, Invalid=3039, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 04:05:21,706 INFO L432 NwaCegarLoop]: 264 mSDtfsCounter, 1272 mSDsluCounter, 3907 mSDsCounter, 0 mSdLazyCounter, 4879 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 4171 SdHoareTripleChecker+Invalid, 5053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 4879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:21,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1272 Valid, 4171 Invalid, 5053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 4879 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 04:05:21,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3489 states. [2024-11-14 04:05:21,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3489 to 2580. [2024-11-14 04:05:21,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2580 states, 2573 states have (on average 1.8550330353672755) internal successors, (4773), 2579 states have internal predecessors, (4773), 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 04:05:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2580 states and 4773 transitions. [2024-11-14 04:05:21,736 INFO L78 Accepts]: Start accepts. Automaton has 2580 states and 4773 transitions. Word has length 235 [2024-11-14 04:05:21,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:21,736 INFO L471 AbstractCegarLoop]: Abstraction has 2580 states and 4773 transitions. [2024-11-14 04:05:21,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.703703703703704) internal successors, (235), 28 states have internal predecessors, (235), 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 04:05:21,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 4773 transitions. [2024-11-14 04:05:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:21,738 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:21,738 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:21,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-14 04:05:21,738 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:21,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:21,739 INFO L85 PathProgramCache]: Analyzing trace with hash 688900988, now seen corresponding path program 1 times [2024-11-14 04:05:21,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:21,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298386642] [2024-11-14 04:05:21,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:21,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:24,334 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 04:05:24,335 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:24,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298386642] [2024-11-14 04:05:24,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298386642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:24,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:24,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:05:24,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531782896] [2024-11-14 04:05:24,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:24,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:05:24,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:24,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:05:24,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=729, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:05:24,336 INFO L87 Difference]: Start difference. First operand 2580 states and 4773 transitions. Second operand has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:05:27,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:27,711 INFO L93 Difference]: Finished difference Result 3174 states and 5919 transitions. [2024-11-14 04:05:27,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:05:27,711 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 239 [2024-11-14 04:05:27,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:27,717 INFO L225 Difference]: With dead ends: 3174 [2024-11-14 04:05:27,717 INFO L226 Difference]: Without dead ends: 3161 [2024-11-14 04:05:27,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 933 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=395, Invalid=3265, Unknown=0, NotChecked=0, Total=3660 [2024-11-14 04:05:27,718 INFO L432 NwaCegarLoop]: 281 mSDtfsCounter, 1076 mSDsluCounter, 4302 mSDsCounter, 0 mSdLazyCounter, 4053 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 4583 SdHoareTripleChecker+Invalid, 4100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 4053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:27,718 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1076 Valid, 4583 Invalid, 4100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 4053 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:05:27,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3161 states. [2024-11-14 04:05:27,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3161 to 2682. [2024-11-14 04:05:27,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2682 states, 2675 states have (on average 1.8605607476635515) internal successors, (4977), 2681 states have internal predecessors, (4977), 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 04:05:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2682 states and 4977 transitions. [2024-11-14 04:05:27,746 INFO L78 Accepts]: Start accepts. Automaton has 2682 states and 4977 transitions. Word has length 239 [2024-11-14 04:05:27,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:27,747 INFO L471 AbstractCegarLoop]: Abstraction has 2682 states and 4977 transitions. [2024-11-14 04:05:27,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:05:27,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 4977 transitions. [2024-11-14 04:05:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:27,750 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:27,750 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:27,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-14 04:05:27,750 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:27,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:27,751 INFO L85 PathProgramCache]: Analyzing trace with hash 317768362, now seen corresponding path program 2 times [2024-11-14 04:05:27,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:27,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465022086] [2024-11-14 04:05:27,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:27,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:29,890 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 04:05:29,890 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:29,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465022086] [2024-11-14 04:05:29,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465022086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:29,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:29,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:05:29,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26034822] [2024-11-14 04:05:29,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:29,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:05:29,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:29,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:05:29,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=735, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:05:29,892 INFO L87 Difference]: Start difference. First operand 2682 states and 4977 transitions. Second operand has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:05:32,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:32,569 INFO L93 Difference]: Finished difference Result 2799 states and 5195 transitions. [2024-11-14 04:05:32,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:05:32,569 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 239 [2024-11-14 04:05:32,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:32,575 INFO L225 Difference]: With dead ends: 2799 [2024-11-14 04:05:32,575 INFO L226 Difference]: Without dead ends: 2786 [2024-11-14 04:05:32,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=328, Invalid=2978, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 04:05:32,576 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 556 mSDsluCounter, 3272 mSDsCounter, 0 mSdLazyCounter, 3635 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 3501 SdHoareTripleChecker+Invalid, 3684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 3635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:32,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [556 Valid, 3501 Invalid, 3684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 3635 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:05:32,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2786 states. [2024-11-14 04:05:32,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2786 to 2697. [2024-11-14 04:05:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2697 states, 2690 states have (on average 1.858736059479554) internal successors, (5000), 2696 states have internal predecessors, (5000), 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 04:05:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 2697 states and 5000 transitions. [2024-11-14 04:05:32,605 INFO L78 Accepts]: Start accepts. Automaton has 2697 states and 5000 transitions. Word has length 239 [2024-11-14 04:05:32,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:32,606 INFO L471 AbstractCegarLoop]: Abstraction has 2697 states and 5000 transitions. [2024-11-14 04:05:32,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:05:32,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 5000 transitions. [2024-11-14 04:05:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:32,608 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:32,608 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:32,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-14 04:05:32,608 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:32,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:32,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1919025880, now seen corresponding path program 3 times [2024-11-14 04:05:32,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:32,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643188398] [2024-11-14 04:05:32,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:32,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:34,529 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 04:05:34,529 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:34,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643188398] [2024-11-14 04:05:34,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643188398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:34,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:34,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:05:34,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861622881] [2024-11-14 04:05:34,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:34,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:05:34,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:34,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:05:34,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:05:34,531 INFO L87 Difference]: Start difference. First operand 2697 states and 5000 transitions. Second operand has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:05:37,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:37,309 INFO L93 Difference]: Finished difference Result 2789 states and 5174 transitions. [2024-11-14 04:05:37,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 04:05:37,309 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 239 [2024-11-14 04:05:37,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:37,315 INFO L225 Difference]: With dead ends: 2789 [2024-11-14 04:05:37,315 INFO L226 Difference]: Without dead ends: 2774 [2024-11-14 04:05:37,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 640 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=316, Invalid=2546, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:05:37,316 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 703 mSDsluCounter, 3502 mSDsCounter, 0 mSdLazyCounter, 3774 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 3739 SdHoareTripleChecker+Invalid, 3828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 3774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:37,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [703 Valid, 3739 Invalid, 3828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 3774 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-14 04:05:37,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2774 states. [2024-11-14 04:05:37,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2774 to 2689. [2024-11-14 04:05:37,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2682 states have (on average 1.860924683072334) internal successors, (4991), 2688 states have internal predecessors, (4991), 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 04:05:37,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 4991 transitions. [2024-11-14 04:05:37,343 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 4991 transitions. Word has length 239 [2024-11-14 04:05:37,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:37,343 INFO L471 AbstractCegarLoop]: Abstraction has 2689 states and 4991 transitions. [2024-11-14 04:05:37,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:05:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 4991 transitions. [2024-11-14 04:05:37,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:37,345 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:37,345 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:37,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-14 04:05:37,346 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:37,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:37,346 INFO L85 PathProgramCache]: Analyzing trace with hash -508172100, now seen corresponding path program 4 times [2024-11-14 04:05:37,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:37,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638445033] [2024-11-14 04:05:37,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:37,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:40,080 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 04:05:40,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:40,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638445033] [2024-11-14 04:05:40,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638445033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:40,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:40,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:05:40,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042244916] [2024-11-14 04:05:40,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:40,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:05:40,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:40,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:05:40,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=789, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:05:40,081 INFO L87 Difference]: Start difference. First operand 2689 states and 4991 transitions. Second operand has 30 states, 29 states have (on average 8.241379310344827) internal successors, (239), 30 states have internal predecessors, (239), 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 04:05:43,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:43,569 INFO L93 Difference]: Finished difference Result 3271 states and 6109 transitions. [2024-11-14 04:05:43,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:05:43,569 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.241379310344827) internal successors, (239), 30 states have internal predecessors, (239), 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 239 [2024-11-14 04:05:43,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:43,576 INFO L225 Difference]: With dead ends: 3271 [2024-11-14 04:05:43,576 INFO L226 Difference]: Without dead ends: 3258 [2024-11-14 04:05:43,577 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 927 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=392, Invalid=3514, Unknown=0, NotChecked=0, Total=3906 [2024-11-14 04:05:43,577 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 1180 mSDsluCounter, 4117 mSDsCounter, 0 mSdLazyCounter, 4208 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1180 SdHoareTripleChecker+Valid, 4406 SdHoareTripleChecker+Invalid, 4264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:43,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1180 Valid, 4406 Invalid, 4264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4208 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:05:43,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3258 states. [2024-11-14 04:05:43,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3258 to 2723. [2024-11-14 04:05:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2723 states, 2716 states have (on average 1.8600883652430045) internal successors, (5052), 2722 states have internal predecessors, (5052), 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 04:05:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2723 states and 5052 transitions. [2024-11-14 04:05:43,605 INFO L78 Accepts]: Start accepts. Automaton has 2723 states and 5052 transitions. Word has length 239 [2024-11-14 04:05:43,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:43,606 INFO L471 AbstractCegarLoop]: Abstraction has 2723 states and 5052 transitions. [2024-11-14 04:05:43,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.241379310344827) internal successors, (239), 30 states have internal predecessors, (239), 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 04:05:43,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 5052 transitions. [2024-11-14 04:05:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:43,608 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:43,608 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:43,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-14 04:05:43,608 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:43,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:43,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1550000954, now seen corresponding path program 5 times [2024-11-14 04:05:43,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:43,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194624812] [2024-11-14 04:05:43,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:43,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:05:45,751 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:45,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194624812] [2024-11-14 04:05:45,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194624812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:45,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:45,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-14 04:05:45,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060864219] [2024-11-14 04:05:45,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:45,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-14 04:05:45,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:45,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-14 04:05:45,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=905, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:05:45,753 INFO L87 Difference]: Start difference. First operand 2723 states and 5052 transitions. Second operand has 32 states, 31 states have (on average 7.709677419354839) internal successors, (239), 32 states have internal predecessors, (239), 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 04:05:49,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:49,695 INFO L93 Difference]: Finished difference Result 3259 states and 6079 transitions. [2024-11-14 04:05:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-11-14 04:05:49,695 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 7.709677419354839) internal successors, (239), 32 states have internal predecessors, (239), 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 239 [2024-11-14 04:05:49,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:49,701 INFO L225 Difference]: With dead ends: 3259 [2024-11-14 04:05:49,701 INFO L226 Difference]: Without dead ends: 3230 [2024-11-14 04:05:49,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=482, Invalid=4488, Unknown=0, NotChecked=0, Total=4970 [2024-11-14 04:05:49,702 INFO L432 NwaCegarLoop]: 276 mSDtfsCounter, 1002 mSDsluCounter, 4986 mSDsCounter, 0 mSdLazyCounter, 5051 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1002 SdHoareTripleChecker+Valid, 5262 SdHoareTripleChecker+Invalid, 5131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 5051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:49,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1002 Valid, 5262 Invalid, 5131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 5051 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-14 04:05:49,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3230 states. [2024-11-14 04:05:49,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3230 to 2704. [2024-11-14 04:05:49,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2704 states, 2697 states have (on average 1.8591027067111605) internal successors, (5014), 2703 states have internal predecessors, (5014), 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 04:05:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 2704 states and 5014 transitions. [2024-11-14 04:05:49,730 INFO L78 Accepts]: Start accepts. Automaton has 2704 states and 5014 transitions. Word has length 239 [2024-11-14 04:05:49,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:49,730 INFO L471 AbstractCegarLoop]: Abstraction has 2704 states and 5014 transitions. [2024-11-14 04:05:49,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 7.709677419354839) internal successors, (239), 32 states have internal predecessors, (239), 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 04:05:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 5014 transitions. [2024-11-14 04:05:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:49,732 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:49,732 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:49,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-14 04:05:49,733 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:49,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:49,733 INFO L85 PathProgramCache]: Analyzing trace with hash 84354526, now seen corresponding path program 6 times [2024-11-14 04:05:49,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:49,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067591016] [2024-11-14 04:05:49,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:49,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:51,582 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 04:05:51,582 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:51,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067591016] [2024-11-14 04:05:51,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067591016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:51,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:51,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:05:51,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797812182] [2024-11-14 04:05:51,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:51,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:05:51,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:51,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:05:51,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:05:51,583 INFO L87 Difference]: Start difference. First operand 2704 states and 5014 transitions. Second operand has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:05:54,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:54,083 INFO L93 Difference]: Finished difference Result 2840 states and 5272 transitions. [2024-11-14 04:05:54,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 04:05:54,084 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 239 [2024-11-14 04:05:54,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:54,090 INFO L225 Difference]: With dead ends: 2840 [2024-11-14 04:05:54,090 INFO L226 Difference]: Without dead ends: 2823 [2024-11-14 04:05:54,091 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=358, Invalid=2948, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 04:05:54,091 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 628 mSDsluCounter, 3328 mSDsCounter, 0 mSdLazyCounter, 3289 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 3576 SdHoareTripleChecker+Invalid, 3354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 3289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:54,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [628 Valid, 3576 Invalid, 3354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 3289 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-14 04:05:54,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2823 states. [2024-11-14 04:05:54,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2823 to 2696. [2024-11-14 04:05:54,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2696 states, 2689 states have (on average 1.8612867236891038) internal successors, (5005), 2695 states have internal predecessors, (5005), 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 04:05:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 2696 states and 5005 transitions. [2024-11-14 04:05:54,119 INFO L78 Accepts]: Start accepts. Automaton has 2696 states and 5005 transitions. Word has length 239 [2024-11-14 04:05:54,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:54,120 INFO L471 AbstractCegarLoop]: Abstraction has 2696 states and 5005 transitions. [2024-11-14 04:05:54,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:05:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 5005 transitions. [2024-11-14 04:05:54,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:54,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:54,122 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:54,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-14 04:05:54,122 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:54,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:54,122 INFO L85 PathProgramCache]: Analyzing trace with hash -705174, now seen corresponding path program 7 times [2024-11-14 04:05:54,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:54,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997231581] [2024-11-14 04:05:54,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:54,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:05:55,985 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 04:05:55,985 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:05:55,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997231581] [2024-11-14 04:05:55,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997231581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:05:55,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:05:55,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:05:55,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077275343] [2024-11-14 04:05:55,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:05:55,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:05:55,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:05:55,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:05:55,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:05:55,986 INFO L87 Difference]: Start difference. First operand 2696 states and 5005 transitions. Second operand has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:05:58,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:05:58,767 INFO L93 Difference]: Finished difference Result 3366 states and 6280 transitions. [2024-11-14 04:05:58,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 04:05:58,767 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 239 [2024-11-14 04:05:58,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:05:58,773 INFO L225 Difference]: With dead ends: 3366 [2024-11-14 04:05:58,773 INFO L226 Difference]: Without dead ends: 3353 [2024-11-14 04:05:58,774 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1026 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=402, Invalid=3380, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 04:05:58,774 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 1311 mSDsluCounter, 4205 mSDsCounter, 0 mSdLazyCounter, 3695 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 4494 SdHoareTripleChecker+Invalid, 3745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 3695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:05:58,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1311 Valid, 4494 Invalid, 3745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 3695 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:05:58,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3353 states. [2024-11-14 04:05:58,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3353 to 2831. [2024-11-14 04:05:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2831 states, 2824 states have (on average 1.8654390934844192) internal successors, (5268), 2830 states have internal predecessors, (5268), 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 04:05:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 5268 transitions. [2024-11-14 04:05:58,804 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 5268 transitions. Word has length 239 [2024-11-14 04:05:58,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:05:58,804 INFO L471 AbstractCegarLoop]: Abstraction has 2831 states and 5268 transitions. [2024-11-14 04:05:58,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:05:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 5268 transitions. [2024-11-14 04:05:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:05:58,806 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:05:58,806 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:05:58,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-14 04:05:58,806 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:05:58,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:05:58,807 INFO L85 PathProgramCache]: Analyzing trace with hash 2057467880, now seen corresponding path program 8 times [2024-11-14 04:05:58,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:05:58,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864111641] [2024-11-14 04:05:58,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:05:58,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:05:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:00,612 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 04:06:00,612 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:00,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864111641] [2024-11-14 04:06:00,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864111641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:00,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:00,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:06:00,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751101152] [2024-11-14 04:06:00,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:00,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:06:00,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:00,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:06:00,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:06:00,614 INFO L87 Difference]: Start difference. First operand 2831 states and 5268 transitions. Second operand has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:03,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:03,158 INFO L93 Difference]: Finished difference Result 3092 states and 5751 transitions. [2024-11-14 04:06:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 04:06:03,159 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:03,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:03,165 INFO L225 Difference]: With dead ends: 3092 [2024-11-14 04:06:03,165 INFO L226 Difference]: Without dead ends: 3063 [2024-11-14 04:06:03,166 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 719 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=341, Invalid=2739, Unknown=0, NotChecked=0, Total=3080 [2024-11-14 04:06:03,166 INFO L432 NwaCegarLoop]: 243 mSDtfsCounter, 826 mSDsluCounter, 3376 mSDsCounter, 0 mSdLazyCounter, 3493 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 3619 SdHoareTripleChecker+Invalid, 3540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 3493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:03,166 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 3619 Invalid, 3540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 3493 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 04:06:03,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3063 states. [2024-11-14 04:06:03,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3063 to 2816. [2024-11-14 04:06:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2816 states, 2809 states have (on average 1.8647205411178356) internal successors, (5238), 2815 states have internal predecessors, (5238), 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 04:06:03,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 2816 states and 5238 transitions. [2024-11-14 04:06:03,194 INFO L78 Accepts]: Start accepts. Automaton has 2816 states and 5238 transitions. Word has length 239 [2024-11-14 04:06:03,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:03,195 INFO L471 AbstractCegarLoop]: Abstraction has 2816 states and 5238 transitions. [2024-11-14 04:06:03,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 5238 transitions. [2024-11-14 04:06:03,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:03,197 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:03,197 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:03,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-14 04:06:03,197 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:03,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:03,198 INFO L85 PathProgramCache]: Analyzing trace with hash 591821452, now seen corresponding path program 9 times [2024-11-14 04:06:03,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:03,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697014550] [2024-11-14 04:06:03,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:03,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:04,822 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 04:06:04,822 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:04,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697014550] [2024-11-14 04:06:04,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697014550] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:04,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:04,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:06:04,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002776305] [2024-11-14 04:06:04,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:04,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:06:04,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:04,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:06:04,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:06:04,823 INFO L87 Difference]: Start difference. First operand 2816 states and 5238 transitions. Second operand has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:07,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:07,123 INFO L93 Difference]: Finished difference Result 3013 states and 5597 transitions. [2024-11-14 04:06:07,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 04:06:07,123 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:07,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:07,129 INFO L225 Difference]: With dead ends: 3013 [2024-11-14 04:06:07,129 INFO L226 Difference]: Without dead ends: 2996 [2024-11-14 04:06:07,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 831 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=378, Invalid=3162, Unknown=0, NotChecked=0, Total=3540 [2024-11-14 04:06:07,130 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 779 mSDsluCounter, 2894 mSDsCounter, 0 mSdLazyCounter, 3141 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 3140 SdHoareTripleChecker+Invalid, 3193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 3141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:07,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [779 Valid, 3140 Invalid, 3193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 3141 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-14 04:06:07,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2996 states. [2024-11-14 04:06:07,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2996 to 2801. [2024-11-14 04:06:07,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2801 states, 2794 states have (on average 1.8664996420901934) internal successors, (5215), 2800 states have internal predecessors, (5215), 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 04:06:07,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2801 states and 5215 transitions. [2024-11-14 04:06:07,159 INFO L78 Accepts]: Start accepts. Automaton has 2801 states and 5215 transitions. Word has length 239 [2024-11-14 04:06:07,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:07,159 INFO L471 AbstractCegarLoop]: Abstraction has 2801 states and 5215 transitions. [2024-11-14 04:06:07,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:07,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 5215 transitions. [2024-11-14 04:06:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:07,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:07,161 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:07,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-14 04:06:07,162 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:07,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:07,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1203464796, now seen corresponding path program 10 times [2024-11-14 04:06:07,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:07,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334961067] [2024-11-14 04:06:07,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:07,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:09,120 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 04:06:09,120 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:09,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334961067] [2024-11-14 04:06:09,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334961067] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:09,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:09,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:06:09,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717336719] [2024-11-14 04:06:09,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:09,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:06:09,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:09,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:06:09,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:06:09,121 INFO L87 Difference]: Start difference. First operand 2801 states and 5215 transitions. Second operand has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:06:12,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:12,535 INFO L93 Difference]: Finished difference Result 3295 states and 6161 transitions. [2024-11-14 04:06:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 04:06:12,536 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:12,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:12,543 INFO L225 Difference]: With dead ends: 3295 [2024-11-14 04:06:12,543 INFO L226 Difference]: Without dead ends: 3282 [2024-11-14 04:06:12,544 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1250 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=509, Invalid=4321, Unknown=0, NotChecked=0, Total=4830 [2024-11-14 04:06:12,544 INFO L432 NwaCegarLoop]: 268 mSDtfsCounter, 794 mSDsluCounter, 4076 mSDsCounter, 0 mSdLazyCounter, 4036 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 794 SdHoareTripleChecker+Valid, 4344 SdHoareTripleChecker+Invalid, 4088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 4036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:12,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [794 Valid, 4344 Invalid, 4088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 4036 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 04:06:12,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3282 states. [2024-11-14 04:06:12,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3282 to 2813. [2024-11-14 04:06:12,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2813 states, 2806 states have (on average 1.8670705630791162) internal successors, (5239), 2812 states have internal predecessors, (5239), 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 04:06:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2813 states and 5239 transitions. [2024-11-14 04:06:12,571 INFO L78 Accepts]: Start accepts. Automaton has 2813 states and 5239 transitions. Word has length 239 [2024-11-14 04:06:12,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:12,572 INFO L471 AbstractCegarLoop]: Abstraction has 2813 states and 5239 transitions. [2024-11-14 04:06:12,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:06:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 5239 transitions. [2024-11-14 04:06:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:12,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:12,574 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:12,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-14 04:06:12,574 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:12,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:12,574 INFO L85 PathProgramCache]: Analyzing trace with hash 832332170, now seen corresponding path program 11 times [2024-11-14 04:06:12,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:12,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952048934] [2024-11-14 04:06:12,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:12,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:12,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:14,632 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 04:06:14,632 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:14,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952048934] [2024-11-14 04:06:14,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952048934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:14,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:14,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:06:14,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852130221] [2024-11-14 04:06:14,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:14,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:06:14,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:14,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:06:14,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:06:14,634 INFO L87 Difference]: Start difference. First operand 2813 states and 5239 transitions. Second operand has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 04:06:17,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:17,549 INFO L93 Difference]: Finished difference Result 2920 states and 5437 transitions. [2024-11-14 04:06:17,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 04:06:17,550 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:17,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:17,556 INFO L225 Difference]: With dead ends: 2920 [2024-11-14 04:06:17,556 INFO L226 Difference]: Without dead ends: 2907 [2024-11-14 04:06:17,557 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=372, Invalid=3050, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 04:06:17,557 INFO L432 NwaCegarLoop]: 240 mSDtfsCounter, 588 mSDsluCounter, 3846 mSDsCounter, 0 mSdLazyCounter, 3847 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 4086 SdHoareTripleChecker+Invalid, 3907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 3847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:17,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [588 Valid, 4086 Invalid, 3907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 3847 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-14 04:06:17,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2907 states. [2024-11-14 04:06:17,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2907 to 2828. [2024-11-14 04:06:17,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2828 states, 2821 states have (on average 1.8652959943282523) internal successors, (5262), 2827 states have internal predecessors, (5262), 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 04:06:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2828 states and 5262 transitions. [2024-11-14 04:06:17,585 INFO L78 Accepts]: Start accepts. Automaton has 2828 states and 5262 transitions. Word has length 239 [2024-11-14 04:06:17,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:17,585 INFO L471 AbstractCegarLoop]: Abstraction has 2828 states and 5262 transitions. [2024-11-14 04:06:17,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 04:06:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 5262 transitions. [2024-11-14 04:06:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:17,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:17,588 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:17,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-14 04:06:17,588 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:17,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:17,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1404462072, now seen corresponding path program 12 times [2024-11-14 04:06:17,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:17,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855883855] [2024-11-14 04:06:17,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:17,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:19,819 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 04:06:19,819 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:19,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855883855] [2024-11-14 04:06:19,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855883855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:19,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:19,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:06:19,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709611292] [2024-11-14 04:06:19,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:19,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:06:19,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:19,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:06:19,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=730, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:06:19,821 INFO L87 Difference]: Start difference. First operand 2828 states and 5262 transitions. Second operand has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:06:23,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:23,558 INFO L93 Difference]: Finished difference Result 3308 states and 6185 transitions. [2024-11-14 04:06:23,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 04:06:23,558 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:23,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:23,564 INFO L225 Difference]: With dead ends: 3308 [2024-11-14 04:06:23,564 INFO L226 Difference]: Without dead ends: 3293 [2024-11-14 04:06:23,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1512 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=581, Invalid=4675, Unknown=0, NotChecked=0, Total=5256 [2024-11-14 04:06:23,566 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 661 mSDsluCounter, 4894 mSDsCounter, 0 mSdLazyCounter, 4662 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 661 SdHoareTripleChecker+Valid, 5164 SdHoareTripleChecker+Invalid, 4725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 4662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:23,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [661 Valid, 5164 Invalid, 4725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 4662 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 04:06:23,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3293 states. [2024-11-14 04:06:23,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3293 to 2807. [2024-11-14 04:06:23,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2800 states have (on average 1.8667857142857143) internal successors, (5227), 2806 states have internal predecessors, (5227), 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 04:06:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5227 transitions. [2024-11-14 04:06:23,615 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5227 transitions. Word has length 239 [2024-11-14 04:06:23,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:23,616 INFO L471 AbstractCegarLoop]: Abstraction has 2807 states and 5227 transitions. [2024-11-14 04:06:23,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:06:23,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5227 transitions. [2024-11-14 04:06:23,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:23,618 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:23,618 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:23,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-14 04:06:23,618 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:23,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:23,619 INFO L85 PathProgramCache]: Analyzing trace with hash 6391708, now seen corresponding path program 13 times [2024-11-14 04:06:23,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:23,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763030123] [2024-11-14 04:06:23,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:23,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:25,715 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 04:06:25,715 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:25,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763030123] [2024-11-14 04:06:25,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763030123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:25,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:25,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:06:25,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371922255] [2024-11-14 04:06:25,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:25,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:06:25,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:25,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:06:25,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:06:25,716 INFO L87 Difference]: Start difference. First operand 2807 states and 5227 transitions. Second operand has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 04:06:28,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:28,220 INFO L93 Difference]: Finished difference Result 2945 states and 5485 transitions. [2024-11-14 04:06:28,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 04:06:28,220 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:28,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:28,226 INFO L225 Difference]: With dead ends: 2945 [2024-11-14 04:06:28,226 INFO L226 Difference]: Without dead ends: 2932 [2024-11-14 04:06:28,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 818 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=369, Invalid=3053, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 04:06:28,228 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 697 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 3054 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 3269 SdHoareTripleChecker+Invalid, 3112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 3054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:28,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [697 Valid, 3269 Invalid, 3112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 3054 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-14 04:06:28,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2932 states. [2024-11-14 04:06:28,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2932 to 2837. [2024-11-14 04:06:28,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2837 states, 2830 states have (on average 1.8657243816254416) internal successors, (5280), 2836 states have internal predecessors, (5280), 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 04:06:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2837 states and 5280 transitions. [2024-11-14 04:06:28,256 INFO L78 Accepts]: Start accepts. Automaton has 2837 states and 5280 transitions. Word has length 239 [2024-11-14 04:06:28,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:28,257 INFO L471 AbstractCegarLoop]: Abstraction has 2837 states and 5280 transitions. [2024-11-14 04:06:28,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 04:06:28,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5280 transitions. [2024-11-14 04:06:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:28,259 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:28,259 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:28,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-14 04:06:28,259 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:28,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:28,259 INFO L85 PathProgramCache]: Analyzing trace with hash 2064564762, now seen corresponding path program 14 times [2024-11-14 04:06:28,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:28,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757288159] [2024-11-14 04:06:28,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:28,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:30,295 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 04:06:30,296 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:30,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757288159] [2024-11-14 04:06:30,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757288159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:30,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:30,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:06:30,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224753184] [2024-11-14 04:06:30,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:30,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:06:30,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:30,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:06:30,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:06:30,297 INFO L87 Difference]: Start difference. First operand 2837 states and 5280 transitions. Second operand has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 04:06:33,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:33,024 INFO L93 Difference]: Finished difference Result 2933 states and 5461 transitions. [2024-11-14 04:06:33,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:06:33,025 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:33,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:33,031 INFO L225 Difference]: With dead ends: 2933 [2024-11-14 04:06:33,031 INFO L226 Difference]: Without dead ends: 2918 [2024-11-14 04:06:33,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 929 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=419, Invalid=3363, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 04:06:33,032 INFO L432 NwaCegarLoop]: 235 mSDtfsCounter, 646 mSDsluCounter, 3316 mSDsCounter, 0 mSdLazyCounter, 3469 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 3551 SdHoareTripleChecker+Invalid, 3541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 3469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:33,032 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [646 Valid, 3551 Invalid, 3541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 3469 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-14 04:06:33,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2918 states. [2024-11-14 04:06:33,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2918 to 2822. [2024-11-14 04:06:33,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2815 states have (on average 1.8650088809946714) internal successors, (5250), 2821 states have internal predecessors, (5250), 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 04:06:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 5250 transitions. [2024-11-14 04:06:33,060 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 5250 transitions. Word has length 239 [2024-11-14 04:06:33,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:33,061 INFO L471 AbstractCegarLoop]: Abstraction has 2822 states and 5250 transitions. [2024-11-14 04:06:33,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.851851851851851) internal successors, (239), 28 states have internal predecessors, (239), 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 04:06:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5250 transitions. [2024-11-14 04:06:33,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:33,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:33,063 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:33,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-14 04:06:33,063 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:33,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:33,063 INFO L85 PathProgramCache]: Analyzing trace with hash 598918334, now seen corresponding path program 15 times [2024-11-14 04:06:33,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:33,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000074064] [2024-11-14 04:06:33,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:33,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:35,104 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 04:06:35,104 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:35,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000074064] [2024-11-14 04:06:35,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000074064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:35,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:35,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2024-11-14 04:06:35,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934395943] [2024-11-14 04:06:35,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:35,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-14 04:06:35,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:35,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-14 04:06:35,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:06:35,105 INFO L87 Difference]: Start difference. First operand 2822 states and 5250 transitions. Second operand has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:06:39,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:39,413 INFO L93 Difference]: Finished difference Result 3362 states and 6280 transitions. [2024-11-14 04:06:39,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-11-14 04:06:39,413 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:39,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:39,421 INFO L225 Difference]: With dead ends: 3362 [2024-11-14 04:06:39,421 INFO L226 Difference]: Without dead ends: 3324 [2024-11-14 04:06:39,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1649 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=668, Invalid=5494, Unknown=0, NotChecked=0, Total=6162 [2024-11-14 04:06:39,423 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 834 mSDsluCounter, 5168 mSDsCounter, 0 mSdLazyCounter, 5676 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 834 SdHoareTripleChecker+Valid, 5478 SdHoareTripleChecker+Invalid, 5759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 5676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:39,423 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [834 Valid, 5478 Invalid, 5759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 5676 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 04:06:39,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3324 states. [2024-11-14 04:06:39,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3324 to 2783. [2024-11-14 04:06:39,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2783 states, 2776 states have (on average 1.8656340057636887) internal successors, (5179), 2782 states have internal predecessors, (5179), 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 04:06:39,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2783 states and 5179 transitions. [2024-11-14 04:06:39,496 INFO L78 Accepts]: Start accepts. Automaton has 2783 states and 5179 transitions. Word has length 239 [2024-11-14 04:06:39,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:39,497 INFO L471 AbstractCegarLoop]: Abstraction has 2783 states and 5179 transitions. [2024-11-14 04:06:39,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 8.535714285714286) internal successors, (239), 29 states have internal predecessors, (239), 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 04:06:39,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 5179 transitions. [2024-11-14 04:06:39,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:39,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:39,499 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:39,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-14 04:06:39,499 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:39,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:39,500 INFO L85 PathProgramCache]: Analyzing trace with hash 513858634, now seen corresponding path program 16 times [2024-11-14 04:06:39,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:39,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390406941] [2024-11-14 04:06:39,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:39,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:41,403 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 04:06:41,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:41,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390406941] [2024-11-14 04:06:41,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390406941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:41,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:41,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:06:41,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166231625] [2024-11-14 04:06:41,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:41,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:06:41,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:41,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:06:41,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:06:41,405 INFO L87 Difference]: Start difference. First operand 2783 states and 5179 transitions. Second operand has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:06:43,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:43,823 INFO L93 Difference]: Finished difference Result 2982 states and 5539 transitions. [2024-11-14 04:06:43,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 04:06:43,824 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:43,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:43,830 INFO L225 Difference]: With dead ends: 2982 [2024-11-14 04:06:43,830 INFO L226 Difference]: Without dead ends: 2969 [2024-11-14 04:06:43,831 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=320, Invalid=2542, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:06:43,831 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 668 mSDsluCounter, 3421 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 3674 SdHoareTripleChecker+Invalid, 3430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:43,831 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [668 Valid, 3674 Invalid, 3430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-14 04:06:43,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2969 states. [2024-11-14 04:06:43,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2969 to 2839. [2024-11-14 04:06:43,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2839 states, 2832 states have (on average 1.865819209039548) internal successors, (5284), 2838 states have internal predecessors, (5284), 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 04:06:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2839 states and 5284 transitions. [2024-11-14 04:06:43,859 INFO L78 Accepts]: Start accepts. Automaton has 2839 states and 5284 transitions. Word has length 239 [2024-11-14 04:06:43,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:43,859 INFO L471 AbstractCegarLoop]: Abstraction has 2839 states and 5284 transitions. [2024-11-14 04:06:43,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:06:43,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 5284 transitions. [2024-11-14 04:06:43,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:43,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:43,861 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:43,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-14 04:06:43,861 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:43,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:43,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1722935608, now seen corresponding path program 17 times [2024-11-14 04:06:43,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:43,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092256332] [2024-11-14 04:06:43,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:43,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:45,577 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 04:06:45,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:45,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092256332] [2024-11-14 04:06:45,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092256332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:45,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:45,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:06:45,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959075716] [2024-11-14 04:06:45,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:45,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:06:45,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:45,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:06:45,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=582, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:06:45,578 INFO L87 Difference]: Start difference. First operand 2839 states and 5284 transitions. Second operand has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:47,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:47,801 INFO L93 Difference]: Finished difference Result 2976 states and 5526 transitions. [2024-11-14 04:06:47,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-14 04:06:47,802 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:47,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:47,808 INFO L225 Difference]: With dead ends: 2976 [2024-11-14 04:06:47,808 INFO L226 Difference]: Without dead ends: 2961 [2024-11-14 04:06:47,809 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 630 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=311, Invalid=2551, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 04:06:47,809 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 630 mSDsluCounter, 3168 mSDsCounter, 0 mSdLazyCounter, 3146 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 3416 SdHoareTripleChecker+Invalid, 3185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 3146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:47,810 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [630 Valid, 3416 Invalid, 3185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 3146 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-14 04:06:47,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2961 states. [2024-11-14 04:06:47,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2961 to 2824. [2024-11-14 04:06:47,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2824 states, 2817 states have (on average 1.8651047213347534) internal successors, (5254), 2823 states have internal predecessors, (5254), 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 04:06:47,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 5254 transitions. [2024-11-14 04:06:47,837 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 5254 transitions. Word has length 239 [2024-11-14 04:06:47,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:47,837 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 5254 transitions. [2024-11-14 04:06:47,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:47,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 5254 transitions. [2024-11-14 04:06:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:47,839 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:47,839 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:47,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-14 04:06:47,840 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:47,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:47,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1106385260, now seen corresponding path program 18 times [2024-11-14 04:06:47,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:47,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543169582] [2024-11-14 04:06:47,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:47,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:49,522 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 04:06:49,522 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:49,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543169582] [2024-11-14 04:06:49,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543169582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:49,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:49,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-14 04:06:49,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990336186] [2024-11-14 04:06:49,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:49,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:06:49,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:49,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:06:49,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:06:49,524 INFO L87 Difference]: Start difference. First operand 2824 states and 5254 transitions. Second operand has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:52,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:52,384 INFO L93 Difference]: Finished difference Result 3058 states and 5685 transitions. [2024-11-14 04:06:52,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:06:52,385 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:52,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:52,391 INFO L225 Difference]: With dead ends: 3058 [2024-11-14 04:06:52,391 INFO L226 Difference]: Without dead ends: 3041 [2024-11-14 04:06:52,392 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 757 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=358, Invalid=2948, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 04:06:52,392 INFO L432 NwaCegarLoop]: 272 mSDtfsCounter, 574 mSDsluCounter, 3640 mSDsCounter, 0 mSdLazyCounter, 4168 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 3912 SdHoareTripleChecker+Invalid, 4206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 4168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:52,392 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 3912 Invalid, 4206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 4168 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-14 04:06:52,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3041 states. [2024-11-14 04:06:52,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3041 to 2614. [2024-11-14 04:06:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2614 states, 2607 states have (on average 1.8569236670502494) internal successors, (4841), 2613 states have internal predecessors, (4841), 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 04:06:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2614 states and 4841 transitions. [2024-11-14 04:06:52,419 INFO L78 Accepts]: Start accepts. Automaton has 2614 states and 4841 transitions. Word has length 239 [2024-11-14 04:06:52,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:52,419 INFO L471 AbstractCegarLoop]: Abstraction has 2614 states and 4841 transitions. [2024-11-14 04:06:52,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 9.56) internal successors, (239), 26 states have internal predecessors, (239), 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 04:06:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 4841 transitions. [2024-11-14 04:06:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:52,421 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:52,421 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:52,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-14 04:06:52,422 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:52,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:52,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1540024604, now seen corresponding path program 19 times [2024-11-14 04:06:52,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:52,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219476439] [2024-11-14 04:06:52,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:52,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:06:55,243 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 04:06:55,244 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:06:55,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219476439] [2024-11-14 04:06:55,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219476439] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:06:55,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:06:55,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-11-14 04:06:55,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137688771] [2024-11-14 04:06:55,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:06:55,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-14 04:06:55,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:06:55,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-14 04:06:55,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=843, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:06:55,245 INFO L87 Difference]: Start difference. First operand 2614 states and 4841 transitions. Second operand has 31 states, 30 states have (on average 7.966666666666667) internal successors, (239), 31 states have internal predecessors, (239), 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 04:06:59,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:06:59,372 INFO L93 Difference]: Finished difference Result 3356 states and 6267 transitions. [2024-11-14 04:06:59,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 04:06:59,372 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 7.966666666666667) internal successors, (239), 31 states have internal predecessors, (239), 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 239 [2024-11-14 04:06:59,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:06:59,379 INFO L225 Difference]: With dead ends: 3356 [2024-11-14 04:06:59,379 INFO L226 Difference]: Without dead ends: 3343 [2024-11-14 04:06:59,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1241 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=532, Invalid=4438, Unknown=0, NotChecked=0, Total=4970 [2024-11-14 04:06:59,381 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 968 mSDsluCounter, 4552 mSDsCounter, 0 mSdLazyCounter, 4370 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 4838 SdHoareTripleChecker+Invalid, 4413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 4370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:06:59,381 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [968 Valid, 4838 Invalid, 4413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 4370 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-14 04:06:59,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3343 states. [2024-11-14 04:06:59,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3343 to 2599. [2024-11-14 04:06:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2592 states have (on average 1.8560956790123457) internal successors, (4811), 2598 states have internal predecessors, (4811), 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 04:06:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4811 transitions. [2024-11-14 04:06:59,408 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4811 transitions. Word has length 239 [2024-11-14 04:06:59,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:06:59,409 INFO L471 AbstractCegarLoop]: Abstraction has 2599 states and 4811 transitions. [2024-11-14 04:06:59,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 7.966666666666667) internal successors, (239), 31 states have internal predecessors, (239), 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 04:06:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4811 transitions. [2024-11-14 04:06:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:06:59,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:06:59,411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:06:59,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-14 04:06:59,411 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:06:59,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:06:59,411 INFO L85 PathProgramCache]: Analyzing trace with hash 518148450, now seen corresponding path program 20 times [2024-11-14 04:06:59,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:06:59,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033213077] [2024-11-14 04:06:59,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:06:59,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:06:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:01,576 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 04:07:01,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:01,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033213077] [2024-11-14 04:07:01,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033213077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:01,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:01,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-11-14 04:07:01,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291921894] [2024-11-14 04:07:01,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:01,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-14 04:07:01,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:01,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-14 04:07:01,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=846, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:07:01,578 INFO L87 Difference]: Start difference. First operand 2599 states and 4811 transitions. Second operand has 31 states, 30 states have (on average 7.966666666666667) internal successors, (239), 31 states have internal predecessors, (239), 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 04:07:04,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:04,674 INFO L93 Difference]: Finished difference Result 2923 states and 5428 transitions. [2024-11-14 04:07:04,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 04:07:04,674 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 7.966666666666667) internal successors, (239), 31 states have internal predecessors, (239), 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 239 [2024-11-14 04:07:04,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:04,680 INFO L225 Difference]: With dead ends: 2923 [2024-11-14 04:07:04,680 INFO L226 Difference]: Without dead ends: 2908 [2024-11-14 04:07:04,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1291 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=486, Invalid=4484, Unknown=0, NotChecked=0, Total=4970 [2024-11-14 04:07:04,681 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 966 mSDsluCounter, 3430 mSDsCounter, 0 mSdLazyCounter, 3817 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 3656 SdHoareTripleChecker+Invalid, 3868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 3817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:04,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [966 Valid, 3656 Invalid, 3868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 3817 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-14 04:07:04,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2908 states. [2024-11-14 04:07:04,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2908 to 2584. [2024-11-14 04:07:04,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2584 states, 2577 states have (on average 1.8552580519984478) internal successors, (4781), 2583 states have internal predecessors, (4781), 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 04:07:04,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2584 states and 4781 transitions. [2024-11-14 04:07:04,709 INFO L78 Accepts]: Start accepts. Automaton has 2584 states and 4781 transitions. Word has length 239 [2024-11-14 04:07:04,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:04,709 INFO L471 AbstractCegarLoop]: Abstraction has 2584 states and 4781 transitions. [2024-11-14 04:07:04,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 7.966666666666667) internal successors, (239), 31 states have internal predecessors, (239), 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 04:07:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 4781 transitions. [2024-11-14 04:07:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-14 04:07:04,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:04,711 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:04,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-14 04:07:04,711 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:04,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:04,711 INFO L85 PathProgramCache]: Analyzing trace with hash -947497978, now seen corresponding path program 21 times [2024-11-14 04:07:04,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:04,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294236234] [2024-11-14 04:07:04,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:04,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:06,654 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 04:07:06,655 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:06,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294236234] [2024-11-14 04:07:06,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294236234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:06,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:06,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:07:06,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109201043] [2024-11-14 04:07:06,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:06,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:07:06,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:06,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:07:06,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=632, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:07:06,656 INFO L87 Difference]: Start difference. First operand 2584 states and 4781 transitions. Second operand has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:07:10,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:10,124 INFO L93 Difference]: Finished difference Result 2884 states and 5356 transitions. [2024-11-14 04:07:10,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 04:07:10,124 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 239 [2024-11-14 04:07:10,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:10,130 INFO L225 Difference]: With dead ends: 2884 [2024-11-14 04:07:10,131 INFO L226 Difference]: Without dead ends: 2867 [2024-11-14 04:07:10,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1057 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=498, Invalid=3792, Unknown=0, NotChecked=0, Total=4290 [2024-11-14 04:07:10,132 INFO L432 NwaCegarLoop]: 266 mSDtfsCounter, 712 mSDsluCounter, 4272 mSDsCounter, 0 mSdLazyCounter, 4732 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 712 SdHoareTripleChecker+Valid, 4538 SdHoareTripleChecker+Invalid, 4794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:10,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [712 Valid, 4538 Invalid, 4794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4732 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 04:07:10,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2867 states. [2024-11-14 04:07:10,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2867 to 2533. [2024-11-14 04:07:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2533 states, 2527 states have (on average 1.8571428571428572) internal successors, (4693), 2532 states have internal predecessors, (4693), 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 04:07:10,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2533 states and 4693 transitions. [2024-11-14 04:07:10,157 INFO L78 Accepts]: Start accepts. Automaton has 2533 states and 4693 transitions. Word has length 239 [2024-11-14 04:07:10,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:10,158 INFO L471 AbstractCegarLoop]: Abstraction has 2533 states and 4693 transitions. [2024-11-14 04:07:10,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 9.192307692307692) internal successors, (239), 27 states have internal predecessors, (239), 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 04:07:10,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 4693 transitions. [2024-11-14 04:07:10,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:07:10,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:10,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:10,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-14 04:07:10,160 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:10,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:10,160 INFO L85 PathProgramCache]: Analyzing trace with hash -178520612, now seen corresponding path program 1 times [2024-11-14 04:07:10,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:10,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868993303] [2024-11-14 04:07:10,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:10,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:12,194 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 04:07:12,194 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:12,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868993303] [2024-11-14 04:07:12,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868993303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:12,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:12,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:07:12,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264310350] [2024-11-14 04:07:12,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:12,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:07:12,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:12,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:07:12,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=789, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:07:12,195 INFO L87 Difference]: Start difference. First operand 2533 states and 4693 transitions. Second operand has 30 states, 29 states have (on average 8.275862068965518) internal successors, (240), 30 states have internal predecessors, (240), 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 04:07:17,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:17,044 INFO L93 Difference]: Finished difference Result 3544 states and 6602 transitions. [2024-11-14 04:07:17,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-11-14 04:07:17,045 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.275862068965518) internal successors, (240), 30 states have internal predecessors, (240), 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 240 [2024-11-14 04:07:17,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:17,052 INFO L225 Difference]: With dead ends: 3544 [2024-11-14 04:07:17,052 INFO L226 Difference]: Without dead ends: 3503 [2024-11-14 04:07:17,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1268 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=571, Invalid=4685, Unknown=0, NotChecked=0, Total=5256 [2024-11-14 04:07:17,053 INFO L432 NwaCegarLoop]: 265 mSDtfsCounter, 1368 mSDsluCounter, 4499 mSDsCounter, 0 mSdLazyCounter, 6142 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 4764 SdHoareTripleChecker+Invalid, 6318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 6142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:17,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1368 Valid, 4764 Invalid, 6318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 6142 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-14 04:07:17,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3503 states. [2024-11-14 04:07:17,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3503 to 2588. [2024-11-14 04:07:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2588 states, 2582 states have (on average 1.8601859024012393) internal successors, (4803), 2587 states have internal predecessors, (4803), 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 04:07:17,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 2588 states and 4803 transitions. [2024-11-14 04:07:17,082 INFO L78 Accepts]: Start accepts. Automaton has 2588 states and 4803 transitions. Word has length 240 [2024-11-14 04:07:17,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:17,082 INFO L471 AbstractCegarLoop]: Abstraction has 2588 states and 4803 transitions. [2024-11-14 04:07:17,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.275862068965518) internal successors, (240), 30 states have internal predecessors, (240), 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 04:07:17,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 4803 transitions. [2024-11-14 04:07:17,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:07:17,084 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:17,084 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:17,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-14 04:07:17,084 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:17,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:17,084 INFO L85 PathProgramCache]: Analyzing trace with hash -630560314, now seen corresponding path program 2 times [2024-11-14 04:07:17,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:17,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146109764] [2024-11-14 04:07:17,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:17,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:20,923 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 04:07:20,923 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:20,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146109764] [2024-11-14 04:07:20,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146109764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:20,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:20,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2024-11-14 04:07:20,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77236340] [2024-11-14 04:07:20,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:20,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 04:07:20,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:20,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 04:07:20,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=791, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:07:20,924 INFO L87 Difference]: Start difference. First operand 2588 states and 4803 transitions. Second operand has 30 states, 29 states have (on average 8.275862068965518) internal successors, (240), 30 states have internal predecessors, (240), 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 04:07:32,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:32,158 INFO L93 Difference]: Finished difference Result 3941 states and 7318 transitions. [2024-11-14 04:07:32,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-14 04:07:32,158 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 8.275862068965518) internal successors, (240), 30 states have internal predecessors, (240), 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 240 [2024-11-14 04:07:32,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:32,165 INFO L225 Difference]: With dead ends: 3941 [2024-11-14 04:07:32,165 INFO L226 Difference]: Without dead ends: 3900 [2024-11-14 04:07:32,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3890 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1348, Invalid=11084, Unknown=0, NotChecked=0, Total=12432 [2024-11-14 04:07:32,167 INFO L432 NwaCegarLoop]: 299 mSDtfsCounter, 2120 mSDsluCounter, 5588 mSDsCounter, 0 mSdLazyCounter, 7918 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2120 SdHoareTripleChecker+Valid, 5887 SdHoareTripleChecker+Invalid, 8339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 7918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:32,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2120 Valid, 5887 Invalid, 8339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 7918 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-14 04:07:32,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3900 states. [2024-11-14 04:07:32,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3900 to 2593. [2024-11-14 04:07:32,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2593 states, 2587 states have (on average 1.860456126787785) internal successors, (4813), 2592 states have internal predecessors, (4813), 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 04:07:32,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2593 states and 4813 transitions. [2024-11-14 04:07:32,202 INFO L78 Accepts]: Start accepts. Automaton has 2593 states and 4813 transitions. Word has length 240 [2024-11-14 04:07:32,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:32,203 INFO L471 AbstractCegarLoop]: Abstraction has 2593 states and 4813 transitions. [2024-11-14 04:07:32,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 8.275862068965518) internal successors, (240), 30 states have internal predecessors, (240), 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 04:07:32,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 4813 transitions. [2024-11-14 04:07:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:07:32,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:32,205 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:32,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-14 04:07:32,205 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:32,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:32,205 INFO L85 PathProgramCache]: Analyzing trace with hash 5053210, now seen corresponding path program 3 times [2024-11-14 04:07:32,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:32,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381789791] [2024-11-14 04:07:32,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:32,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:35,228 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 04:07:35,228 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:35,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381789791] [2024-11-14 04:07:35,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381789791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:35,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:35,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:07:35,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563434440] [2024-11-14 04:07:35,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:35,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:07:35,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:35,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:07:35,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=684, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:07:35,229 INFO L87 Difference]: Start difference. First operand 2593 states and 4813 transitions. Second operand has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:41,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:41,209 INFO L93 Difference]: Finished difference Result 3871 states and 7159 transitions. [2024-11-14 04:07:41,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-11-14 04:07:41,210 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 240 [2024-11-14 04:07:41,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:41,217 INFO L225 Difference]: With dead ends: 3871 [2024-11-14 04:07:41,217 INFO L226 Difference]: Without dead ends: 3830 [2024-11-14 04:07:41,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1991 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=928, Invalid=6044, Unknown=0, NotChecked=0, Total=6972 [2024-11-14 04:07:41,219 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 1928 mSDsluCounter, 4615 mSDsCounter, 0 mSdLazyCounter, 5549 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1928 SdHoareTripleChecker+Valid, 4886 SdHoareTripleChecker+Invalid, 5783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 5549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:41,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1928 Valid, 4886 Invalid, 5783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 5549 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-14 04:07:41,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3830 states. [2024-11-14 04:07:41,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3830 to 2558. [2024-11-14 04:07:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2558 states, 2552 states have (on average 1.8585423197492164) internal successors, (4743), 2557 states have internal predecessors, (4743), 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 04:07:41,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2558 states and 4743 transitions. [2024-11-14 04:07:41,249 INFO L78 Accepts]: Start accepts. Automaton has 2558 states and 4743 transitions. Word has length 240 [2024-11-14 04:07:41,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:41,250 INFO L471 AbstractCegarLoop]: Abstraction has 2558 states and 4743 transitions. [2024-11-14 04:07:41,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:41,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 4743 transitions. [2024-11-14 04:07:41,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:07:41,252 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:41,252 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:41,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-14 04:07:41,252 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:41,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:41,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1387835580, now seen corresponding path program 4 times [2024-11-14 04:07:41,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:41,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937013464] [2024-11-14 04:07:41,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:41,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:43,329 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 04:07:43,329 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:43,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937013464] [2024-11-14 04:07:43,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937013464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:43,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:43,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:07:43,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944286422] [2024-11-14 04:07:43,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:43,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:07:43,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:43,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:07:43,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=685, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:07:43,331 INFO L87 Difference]: Start difference. First operand 2558 states and 4743 transitions. Second operand has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:48,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:48,368 INFO L93 Difference]: Finished difference Result 3491 states and 6499 transitions. [2024-11-14 04:07:48,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-11-14 04:07:48,368 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 240 [2024-11-14 04:07:48,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:48,375 INFO L225 Difference]: With dead ends: 3491 [2024-11-14 04:07:48,375 INFO L226 Difference]: Without dead ends: 3450 [2024-11-14 04:07:48,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1999 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=881, Invalid=6091, Unknown=0, NotChecked=0, Total=6972 [2024-11-14 04:07:48,377 INFO L432 NwaCegarLoop]: 272 mSDtfsCounter, 1994 mSDsluCounter, 3890 mSDsCounter, 0 mSdLazyCounter, 5002 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1994 SdHoareTripleChecker+Valid, 4162 SdHoareTripleChecker+Invalid, 5229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 5002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:48,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1994 Valid, 4162 Invalid, 5229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 5002 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-14 04:07:48,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3450 states. [2024-11-14 04:07:48,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3450 to 2531. [2024-11-14 04:07:48,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2531 states, 2525 states have (on average 1.8574257425742575) internal successors, (4690), 2530 states have internal predecessors, (4690), 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 04:07:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2531 states and 4690 transitions. [2024-11-14 04:07:48,405 INFO L78 Accepts]: Start accepts. Automaton has 2531 states and 4690 transitions. Word has length 240 [2024-11-14 04:07:48,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:48,406 INFO L471 AbstractCegarLoop]: Abstraction has 2531 states and 4690 transitions. [2024-11-14 04:07:48,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 4690 transitions. [2024-11-14 04:07:48,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:07:48,408 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:48,408 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:48,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-14 04:07:48,408 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:48,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:48,408 INFO L85 PathProgramCache]: Analyzing trace with hash 859355488, now seen corresponding path program 5 times [2024-11-14 04:07:48,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:48,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895592055] [2024-11-14 04:07:48,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:48,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:50,579 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 04:07:50,579 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:50,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895592055] [2024-11-14 04:07:50,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895592055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:50,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:50,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:07:50,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067124125] [2024-11-14 04:07:50,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:50,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:07:50,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:50,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:07:50,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:07:50,581 INFO L87 Difference]: Start difference. First operand 2531 states and 4690 transitions. Second operand has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:53,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:53,975 INFO L93 Difference]: Finished difference Result 3448 states and 6445 transitions. [2024-11-14 04:07:53,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 04:07:53,976 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 240 [2024-11-14 04:07:53,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:53,983 INFO L225 Difference]: With dead ends: 3448 [2024-11-14 04:07:53,983 INFO L226 Difference]: Without dead ends: 3423 [2024-11-14 04:07:53,984 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=374, Invalid=3048, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 04:07:53,984 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 1309 mSDsluCounter, 3522 mSDsCounter, 0 mSdLazyCounter, 4328 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3779 SdHoareTripleChecker+Invalid, 4470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 4328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:53,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1309 Valid, 3779 Invalid, 4470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 4328 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:07:53,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2024-11-14 04:07:54,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 2643. [2024-11-14 04:07:54,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2643 states, 2637 states have (on average 1.863102009859689) internal successors, (4913), 2642 states have internal predecessors, (4913), 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 04:07:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 2643 states and 4913 transitions. [2024-11-14 04:07:54,012 INFO L78 Accepts]: Start accepts. Automaton has 2643 states and 4913 transitions. Word has length 240 [2024-11-14 04:07:54,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:54,012 INFO L471 AbstractCegarLoop]: Abstraction has 2643 states and 4913 transitions. [2024-11-14 04:07:54,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 4913 transitions. [2024-11-14 04:07:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:07:54,014 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:54,015 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:54,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-14 04:07:54,015 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:54,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:54,015 INFO L85 PathProgramCache]: Analyzing trace with hash 332712782, now seen corresponding path program 6 times [2024-11-14 04:07:54,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:54,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183938767] [2024-11-14 04:07:54,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:54,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:07:56,064 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 04:07:56,064 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:07:56,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183938767] [2024-11-14 04:07:56,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183938767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:07:56,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:07:56,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:07:56,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023095475] [2024-11-14 04:07:56,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:07:56,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:07:56,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:07:56,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:07:56,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=684, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:07:56,065 INFO L87 Difference]: Start difference. First operand 2643 states and 4913 transitions. Second operand has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:59,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:07:59,741 INFO L93 Difference]: Finished difference Result 3454 states and 6456 transitions. [2024-11-14 04:07:59,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 04:07:59,742 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 240 [2024-11-14 04:07:59,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:07:59,748 INFO L225 Difference]: With dead ends: 3454 [2024-11-14 04:07:59,748 INFO L226 Difference]: Without dead ends: 3421 [2024-11-14 04:07:59,749 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=384, Invalid=3156, Unknown=0, NotChecked=0, Total=3540 [2024-11-14 04:07:59,749 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 1253 mSDsluCounter, 4066 mSDsCounter, 0 mSdLazyCounter, 4759 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 4328 SdHoareTripleChecker+Invalid, 4899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 4759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:07:59,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1253 Valid, 4328 Invalid, 4899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 4759 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-14 04:07:59,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3421 states. [2024-11-14 04:07:59,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3421 to 2623. [2024-11-14 04:07:59,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2623 states, 2617 states have (on average 1.862055789071456) internal successors, (4873), 2622 states have internal predecessors, (4873), 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 04:07:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2623 states and 4873 transitions. [2024-11-14 04:07:59,780 INFO L78 Accepts]: Start accepts. Automaton has 2623 states and 4873 transitions. Word has length 240 [2024-11-14 04:07:59,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:07:59,780 INFO L471 AbstractCegarLoop]: Abstraction has 2623 states and 4873 transitions. [2024-11-14 04:07:59,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:07:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 4873 transitions. [2024-11-14 04:07:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:07:59,782 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:07:59,782 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:07:59,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-14 04:07:59,783 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:07:59,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:07:59,783 INFO L85 PathProgramCache]: Analyzing trace with hash 487074390, now seen corresponding path program 7 times [2024-11-14 04:07:59,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:07:59,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254108614] [2024-11-14 04:07:59,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:07:59,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:07:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:08:01,964 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 04:08:01,964 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:08:01,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254108614] [2024-11-14 04:08:01,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254108614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:08:01,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:08:01,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:08:01,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127028013] [2024-11-14 04:08:01,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:08:01,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:08:01,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:08:01,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:08:01,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=685, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:08:01,966 INFO L87 Difference]: Start difference. First operand 2623 states and 4873 transitions. Second operand has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:08:06,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:08:06,583 INFO L93 Difference]: Finished difference Result 3605 states and 6723 transitions. [2024-11-14 04:08:06,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-11-14 04:08:06,583 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 240 [2024-11-14 04:08:06,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:08:06,590 INFO L225 Difference]: With dead ends: 3605 [2024-11-14 04:08:06,590 INFO L226 Difference]: Without dead ends: 3564 [2024-11-14 04:08:06,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 962 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=487, Invalid=3935, Unknown=0, NotChecked=0, Total=4422 [2024-11-14 04:08:06,591 INFO L432 NwaCegarLoop]: 293 mSDtfsCounter, 1424 mSDsluCounter, 4333 mSDsCounter, 0 mSdLazyCounter, 5902 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1424 SdHoareTripleChecker+Valid, 4626 SdHoareTripleChecker+Invalid, 6093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 5902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:08:06,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1424 Valid, 4626 Invalid, 6093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 5902 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-14 04:08:06,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3564 states. [2024-11-14 04:08:06,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3564 to 2423. [2024-11-14 04:08:06,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2423 states, 2417 states have (on average 1.8510550268928423) internal successors, (4474), 2422 states have internal predecessors, (4474), 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 04:08:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2423 states and 4474 transitions. [2024-11-14 04:08:06,620 INFO L78 Accepts]: Start accepts. Automaton has 2423 states and 4474 transitions. Word has length 240 [2024-11-14 04:08:06,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:08:06,620 INFO L471 AbstractCegarLoop]: Abstraction has 2423 states and 4474 transitions. [2024-11-14 04:08:06,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:08:06,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 4474 transitions. [2024-11-14 04:08:06,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:08:06,622 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:08:06,622 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:08:06,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-14 04:08:06,622 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:08:06,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:08:06,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1528382198, now seen corresponding path program 8 times [2024-11-14 04:08:06,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:08:06,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391449842] [2024-11-14 04:08:06,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:08:06,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:08:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:08:08,660 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 04:08:08,660 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:08:08,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391449842] [2024-11-14 04:08:08,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391449842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:08:08,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:08:08,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:08:08,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595878448] [2024-11-14 04:08:08,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:08:08,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:08:08,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:08:08,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:08:08,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:08:08,661 INFO L87 Difference]: Start difference. First operand 2423 states and 4474 transitions. Second operand has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:08:12,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:08:12,084 INFO L93 Difference]: Finished difference Result 3386 states and 6313 transitions. [2024-11-14 04:08:12,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 04:08:12,085 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 240 [2024-11-14 04:08:12,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:08:12,091 INFO L225 Difference]: With dead ends: 3386 [2024-11-14 04:08:12,091 INFO L226 Difference]: Without dead ends: 3361 [2024-11-14 04:08:12,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 701 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=377, Invalid=2929, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 04:08:12,092 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 1170 mSDsluCounter, 3794 mSDsCounter, 0 mSdLazyCounter, 4197 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1170 SdHoareTripleChecker+Valid, 4063 SdHoareTripleChecker+Invalid, 4360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 4197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:08:12,092 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1170 Valid, 4063 Invalid, 4360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 4197 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 04:08:12,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3361 states. [2024-11-14 04:08:12,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3361 to 2463. [2024-11-14 04:08:12,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2463 states, 2457 states have (on average 1.853072853072853) internal successors, (4553), 2462 states have internal predecessors, (4553), 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 04:08:12,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2463 states and 4553 transitions. [2024-11-14 04:08:12,118 INFO L78 Accepts]: Start accepts. Automaton has 2463 states and 4553 transitions. Word has length 240 [2024-11-14 04:08:12,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:08:12,118 INFO L471 AbstractCegarLoop]: Abstraction has 2463 states and 4553 transitions. [2024-11-14 04:08:12,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:08:12,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4553 transitions. [2024-11-14 04:08:12,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:08:12,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:08:12,121 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:08:12,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-14 04:08:12,122 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:08:12,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:08:12,122 INFO L85 PathProgramCache]: Analyzing trace with hash -876250010, now seen corresponding path program 9 times [2024-11-14 04:08:12,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:08:12,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196710588] [2024-11-14 04:08:12,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:08:12,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:08:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:08:14,238 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 04:08:14,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:08:14,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196710588] [2024-11-14 04:08:14,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196710588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:08:14,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:08:14,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2024-11-14 04:08:14,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336044795] [2024-11-14 04:08:14,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:08:14,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 04:08:14,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:08:14,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 04:08:14,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=679, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:08:14,240 INFO L87 Difference]: Start difference. First operand 2463 states and 4553 transitions. Second operand has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:08:17,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:08:17,817 INFO L93 Difference]: Finished difference Result 3392 states and 6324 transitions. [2024-11-14 04:08:17,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-14 04:08:17,818 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 240 [2024-11-14 04:08:17,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:08:17,824 INFO L225 Difference]: With dead ends: 3392 [2024-11-14 04:08:17,824 INFO L226 Difference]: Without dead ends: 3359 [2024-11-14 04:08:17,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=393, Invalid=3029, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 04:08:17,825 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 1406 mSDsluCounter, 3951 mSDsCounter, 0 mSdLazyCounter, 4656 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 4225 SdHoareTripleChecker+Invalid, 4770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 4656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:08:17,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1406 Valid, 4225 Invalid, 4770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 4656 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-14 04:08:17,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3359 states. [2024-11-14 04:08:17,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3359 to 2443. [2024-11-14 04:08:17,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2443 states, 2437 states have (on average 1.8518670496512104) internal successors, (4513), 2442 states have internal predecessors, (4513), 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 04:08:17,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2443 states and 4513 transitions. [2024-11-14 04:08:17,853 INFO L78 Accepts]: Start accepts. Automaton has 2443 states and 4513 transitions. Word has length 240 [2024-11-14 04:08:17,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:08:17,853 INFO L471 AbstractCegarLoop]: Abstraction has 2443 states and 4513 transitions. [2024-11-14 04:08:17,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 8.88888888888889) internal successors, (240), 28 states have internal predecessors, (240), 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 04:08:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4513 transitions. [2024-11-14 04:08:17,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 04:08:17,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:08:17,855 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:08:17,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-14 04:08:17,855 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:08:17,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:08:17,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1687135990, now seen corresponding path program 10 times [2024-11-14 04:08:17,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:08:17,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326414278] [2024-11-14 04:08:17,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:08:17,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:08:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:08:19,991 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 04:08:19,992 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:08:19,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326414278] [2024-11-14 04:08:19,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326414278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:08:19,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:08:19,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-14 04:08:19,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045186007] [2024-11-14 04:08:19,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:08:19,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:08:19,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:08:19,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:08:19,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=634, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:08:19,993 INFO L87 Difference]: Start difference. First operand 2443 states and 4513 transitions. Second operand has 27 states, 26 states have (on average 9.23076923076923) internal successors, (240), 27 states have internal predecessors, (240), 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 04:08:25,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:08:25,311 INFO L93 Difference]: Finished difference Result 3475 states and 6469 transitions. [2024-11-14 04:08:25,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-11-14 04:08:25,312 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 9.23076923076923) internal successors, (240), 27 states have internal predecessors, (240), 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 240 [2024-11-14 04:08:25,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:08:25,318 INFO L225 Difference]: With dead ends: 3475 [2024-11-14 04:08:25,318 INFO L226 Difference]: Without dead ends: 3431 [2024-11-14 04:08:25,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1121 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=579, Invalid=4251, Unknown=0, NotChecked=0, Total=4830 [2024-11-14 04:08:25,319 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 1545 mSDsluCounter, 5057 mSDsCounter, 0 mSdLazyCounter, 6640 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 5367 SdHoareTripleChecker+Invalid, 6851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 6640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:08:25,319 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1545 Valid, 5367 Invalid, 6851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 6640 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-14 04:08:25,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3431 states. [2024-11-14 04:08:25,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3431 to 2251. [2024-11-14 04:08:25,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2251 states, 2246 states have (on average 1.8450578806767586) internal successors, (4144), 2250 states have internal predecessors, (4144), 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 04:08:25,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 2251 states and 4144 transitions. [2024-11-14 04:08:25,344 INFO L78 Accepts]: Start accepts. Automaton has 2251 states and 4144 transitions. Word has length 240 [2024-11-14 04:08:25,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:08:25,344 INFO L471 AbstractCegarLoop]: Abstraction has 2251 states and 4144 transitions. [2024-11-14 04:08:25,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 9.23076923076923) internal successors, (240), 27 states have internal predecessors, (240), 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 04:08:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 4144 transitions. [2024-11-14 04:08:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-14 04:08:25,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:08:25,346 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:08:25,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-14 04:08:25,347 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2024-11-14 04:08:25,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:08:25,347 INFO L85 PathProgramCache]: Analyzing trace with hash -231537762, now seen corresponding path program 1 times [2024-11-14 04:08:25,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:08:25,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959540192] [2024-11-14 04:08:25,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:08:25,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:08:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:08:25,729 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 04:08:25,729 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:08:25,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959540192] [2024-11-14 04:08:25,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959540192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:08:25,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:08:25,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 04:08:25,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619258868] [2024-11-14 04:08:25,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:08:25,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:08:25,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:08:25,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:08:25,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:08:25,730 INFO L87 Difference]: Start difference. First operand 2251 states and 4144 transitions. Second operand has 6 states, 6 states have (on average 41.5) internal successors, (249), 6 states have internal predecessors, (249), 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 04:08:25,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:08:25,810 INFO L93 Difference]: Finished difference Result 2251 states and 4144 transitions. [2024-11-14 04:08:25,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:08:25,810 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 41.5) internal successors, (249), 6 states have internal predecessors, (249), 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 249 [2024-11-14 04:08:25,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:08:25,814 INFO L225 Difference]: With dead ends: 2251 [2024-11-14 04:08:25,814 INFO L226 Difference]: Without dead ends: 0 [2024-11-14 04:08:25,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:08:25,817 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 333 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 693 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:08:25,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 693 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:08:25,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-14 04:08:25,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-14 04:08:25,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 04:08:25,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-14 04:08:25,822 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 249 [2024-11-14 04:08:25,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:08:25,823 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-14 04:08:25,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.5) internal successors, (249), 6 states have internal predecessors, (249), 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 04:08:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-14 04:08:25,823 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-14 04:08:25,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (38 of 39 remaining) [2024-11-14 04:08:25,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (37 of 39 remaining) [2024-11-14 04:08:25,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (36 of 39 remaining) [2024-11-14 04:08:25,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (35 of 39 remaining) [2024-11-14 04:08:25,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (34 of 39 remaining) [2024-11-14 04:08:25,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (33 of 39 remaining) [2024-11-14 04:08:25,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (32 of 39 remaining) [2024-11-14 04:08:25,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (31 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (30 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (29 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (28 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (27 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (26 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (25 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (24 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (23 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (22 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (21 of 39 remaining) [2024-11-14 04:08:25,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (20 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (19 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (18 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (17 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (15 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (14 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (13 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (12 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (11 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (10 of 39 remaining) [2024-11-14 04:08:25,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (9 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONDATA_RACE (8 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (4 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (3 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (2 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (1 of 39 remaining) [2024-11-14 04:08:25,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONDATA_RACE (0 of 39 remaining) [2024-11-14 04:08:25,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-14 04:08:25,834 INFO L407 BasicCegarLoop]: Path program histogram: [22, 21, 20, 10, 8, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:08:25,841 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 04:08:25,841 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:08:25,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:08:25 BasicIcfg [2024-11-14 04:08:25,844 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:08:25,844 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:08:25,845 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:08:25,845 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:08:25,845 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:58:26" (3/4) ... [2024-11-14 04:08:25,847 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-14 04:08:25,849 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-14 04:08:25,855 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-14 04:08:25,855 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-14 04:08:25,856 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-14 04:08:25,935 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 04:08:25,935 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/bin/utaipan-verify-sOmjnqqW8E/witness.yml [2024-11-14 04:08:25,935 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:08:25,936 INFO L158 Benchmark]: Toolchain (without parser) took 601225.68ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 90.5MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 521.0MB. Max. memory is 16.1GB. [2024-11-14 04:08:25,936 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:08:25,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 837.27ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 51.1MB in the end (delta: 39.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 04:08:25,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.32ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 47.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:08:25,936 INFO L158 Benchmark]: Boogie Preprocessor took 90.57ms. Allocated memory is still 117.4MB. Free memory was 47.7MB in the beginning and 44.5MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:08:25,936 INFO L158 Benchmark]: RCFGBuilder took 1202.43ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 62.2MB in the end (delta: -17.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-14 04:08:25,936 INFO L158 Benchmark]: TraceAbstraction took 598863.48ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 61.6MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 481.6MB. Max. memory is 16.1GB. [2024-11-14 04:08:25,936 INFO L158 Benchmark]: Witness Printer took 90.92ms. Allocated memory is still 2.3GB. Free memory was 1.7GB in the beginning and 1.7GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:08:25,937 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 837.27ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 51.1MB in the end (delta: 39.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.32ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 47.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 90.57ms. Allocated memory is still 117.4MB. Free memory was 47.7MB in the beginning and 44.5MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1202.43ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 62.2MB in the end (delta: -17.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * TraceAbstraction took 598863.48ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 61.6MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 481.6MB. Max. memory is 16.1GB. * Witness Printer took 90.92ms. Allocated memory is still 2.3GB. Free memory was 1.7GB in the beginning and 1.7GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1246]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1247]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1248]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1248]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1249]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1250]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1253]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1253]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1256]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1256]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1257]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1260]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1260]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1261]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 383 locations, 39 error locations. Started 1 CEGAR loops. OverallTime: 598.7s, OverallIterations: 116, TraceHistogramMax: 1, PathProgramHistogramMax: 22, EmptinessCheckTime: 0.3s, AutomataDifference: 361.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 101469 SdHoareTripleChecker+Valid, 252.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101469 mSDsluCounter, 412190 SdHoareTripleChecker+Invalid, 218.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 380240 mSDsCounter, 11208 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 426550 IncrementalHoareTripleChecker+Invalid, 437758 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11208 mSolverCounterUnsat, 31950 mSDtfsCounter, 426550 mSolverCounterSat, 2.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6999 GetRequests, 1108 SyntacticMatches, 4 SemanticMatches, 5887 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88887 ImplicationChecksByTransitivity, 139.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4563occurred in iteration=12, InterpolantAutomatonStates: 4352, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.1s AutomataMinimizationTime, 116 MinimizatonAttempts, 53641 StatesRemovedByMinimization, 105 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 222.6s InterpolantComputationTime, 25534 NumberOfCodeBlocks, 25534 NumberOfCodeBlocksAsserted, 116 NumberOfCheckSat, 25418 ConstructedInterpolants, 0 QuantifiedInterpolants, 489600 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 116 InterpolantComputations, 116 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 04:08:25,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6fd49f-a454-4bda-b862-e88089e1e5c2/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 Result: TRUE