./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje --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 b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:01:52,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:01:52,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-09 05:01:52,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:01:52,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:01:52,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:01:52,756 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:01:52,757 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:01:52,758 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:01:52,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:01:52,759 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:01:52,759 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:01:52,760 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:01:52,760 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:01:52,761 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:01:52,761 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:01:52,762 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:01:52,762 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:01:52,763 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:01:52,763 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:01:52,764 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:01:52,767 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:01:52,768 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:01:52,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:01:52,769 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:01:52,769 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:01:52,769 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:01:52,770 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:01:52,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:01:52,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:01:52,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:01:52,775 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 05:01:52,776 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:01:52,776 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:01:52,776 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:01:52,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:01:52,777 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:01:52,778 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:01:52,778 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:01:52,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:01:52,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:01:52,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:01:52,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:01:52,785 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:01:52,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:01:52,787 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:01:52,787 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:01:52,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:01:52,788 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 [2024-11-09 05:01:53,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:01:53,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:01:53,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:01:53,196 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:01:53,196 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:01:53,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i Unable to find full path for "g++" [2024-11-09 05:01:55,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:01:55,879 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:01:55,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i [2024-11-09 05:01:55,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/data/55b3fe314/999c827d13e24b699b0185d9012b8467/FLAG4f6013c14 [2024-11-09 05:01:55,923 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/data/55b3fe314/999c827d13e24b699b0185d9012b8467 [2024-11-09 05:01:55,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:01:55,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:01:55,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:01:55,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:01:55,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:01:55,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:01:55" (1/1) ... [2024-11-09 05:01:55,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f043d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:55, skipping insertion in model container [2024-11-09 05:01:55,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:01:55" (1/1) ... [2024-11-09 05:01:56,014 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:01:57,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:01:57,073 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:01:57,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:01:57,322 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:01:57,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57 WrapperNode [2024-11-09 05:01:57,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:01:57,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:01:57,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:01:57,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:01:57,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,418 INFO L138 Inliner]: procedures = 370, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 289 [2024-11-09 05:01:57,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:01:57,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:01:57,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:01:57,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:01:57,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:01:57,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:01:57,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:01:57,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:01:57,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (1/1) ... [2024-11-09 05:01:57,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:01:57,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:01:57,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:01:57,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:01:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 05:01:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 05:01:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-09 05:01:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:01:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:01:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-09 05:01:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:01:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:01:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 05:01:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-09 05:01:57,613 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-09 05:01:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:01:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:01:57,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:01:57,616 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 05:01:57,862 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:01:57,865 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:01:58,722 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 05:01:58,722 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:01:58,763 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:01:58,763 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 05:01:58,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:58 BoogieIcfgContainer [2024-11-09 05:01:58,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:01:58,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:01:58,771 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:01:58,778 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:01:58,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:01:55" (1/3) ... [2024-11-09 05:01:58,780 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1f69d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:58, skipping insertion in model container [2024-11-09 05:01:58,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:01:57" (2/3) ... [2024-11-09 05:01:58,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1f69d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:58, skipping insertion in model container [2024-11-09 05:01:58,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:58" (3/3) ... [2024-11-09 05:01:58,784 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_17-arrayloop_nr.i [2024-11-09 05:01:58,808 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:01:58,808 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2024-11-09 05:01:58,809 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 05:01:59,007 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-09 05:01:59,081 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 325 places, 327 transitions, 658 flow [2024-11-09 05:01:59,625 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9996 states, 9924 states have (on average 2.0219669488109635) internal successors, (20066), 9995 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:01:59,665 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:01:59,675 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;@7b601d55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:01:59,676 INFO L334 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2024-11-09 05:01:59,708 INFO L276 IsEmpty]: Start isEmpty. Operand has 9996 states, 9924 states have (on average 2.0219669488109635) internal successors, (20066), 9995 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:01:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-09 05:01:59,776 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:59,778 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] [2024-11-09 05:01:59,779 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:01:59,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:59,786 INFO L85 PathProgramCache]: Analyzing trace with hash 2083476620, now seen corresponding path program 1 times [2024-11-09 05:01:59,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:01:59,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664133163] [2024-11-09 05:01:59,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:59,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:01,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:01,392 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:01,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664133163] [2024-11-09 05:02:01,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664133163] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:01,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:01,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:02:01,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828534683] [2024-11-09 05:02:01,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:01,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:02:01,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:01,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:02:01,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:02:01,474 INFO L87 Difference]: Start difference. First operand has 9996 states, 9924 states have (on average 2.0219669488109635) internal successors, (20066), 9995 states have internal predecessors, (20066), 0 states have call successors, (0), 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 17.8) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:02,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:02,566 INFO L93 Difference]: Finished difference Result 10494 states and 21068 transitions. [2024-11-09 05:02:02,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:02:02,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 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 89 [2024-11-09 05:02:02,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:02,667 INFO L225 Difference]: With dead ends: 10494 [2024-11-09 05:02:02,667 INFO L226 Difference]: Without dead ends: 10407 [2024-11-09 05:02:02,680 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 [2024-11-09 05:02:02,685 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 260 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:02,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 852 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:02:02,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10407 states. [2024-11-09 05:02:03,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10407 to 10324. [2024-11-09 05:02:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10324 states, 10253 states have (on average 2.021554666926753) internal successors, (20727), 10323 states have internal predecessors, (20727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:03,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10324 states to 10324 states and 20727 transitions. [2024-11-09 05:02:03,291 INFO L78 Accepts]: Start accepts. Automaton has 10324 states and 20727 transitions. Word has length 89 [2024-11-09 05:02:03,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:03,293 INFO L471 AbstractCegarLoop]: Abstraction has 10324 states and 20727 transitions. [2024-11-09 05:02:03,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:03,295 INFO L276 IsEmpty]: Start isEmpty. Operand 10324 states and 20727 transitions. [2024-11-09 05:02:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-09 05:02:03,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:03,307 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] [2024-11-09 05:02:03,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:02:03,307 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:03,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:03,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1124600659, now seen corresponding path program 1 times [2024-11-09 05:02:03,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:03,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357324355] [2024-11-09 05:02:03,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:03,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:04,186 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:04,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357324355] [2024-11-09 05:02:04,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357324355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:04,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:04,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:02:04,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323274773] [2024-11-09 05:02:04,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:04,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:02:04,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:04,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:02:04,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:02:04,193 INFO L87 Difference]: Start difference. First operand 10324 states and 20727 transitions. Second operand has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:05,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:05,166 INFO L93 Difference]: Finished difference Result 10822 states and 21729 transitions. [2024-11-09 05:02:05,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:02:05,167 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 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 97 [2024-11-09 05:02:05,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:05,244 INFO L225 Difference]: With dead ends: 10822 [2024-11-09 05:02:05,244 INFO L226 Difference]: Without dead ends: 10735 [2024-11-09 05:02:05,253 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 [2024-11-09 05:02:05,254 INFO L432 NwaCegarLoop]: 507 mSDtfsCounter, 256 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:05,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 998 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:02:05,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10735 states. [2024-11-09 05:02:05,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10735 to 10652. [2024-11-09 05:02:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10652 states, 10582 states have (on average 2.021168021168021) internal successors, (21388), 10651 states have internal predecessors, (21388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:05,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10652 states to 10652 states and 21388 transitions. [2024-11-09 05:02:05,770 INFO L78 Accepts]: Start accepts. Automaton has 10652 states and 21388 transitions. Word has length 97 [2024-11-09 05:02:05,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:05,771 INFO L471 AbstractCegarLoop]: Abstraction has 10652 states and 21388 transitions. [2024-11-09 05:02:05,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 10652 states and 21388 transitions. [2024-11-09 05:02:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-09 05:02:05,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:05,777 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] [2024-11-09 05:02:05,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:02:05,778 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:05,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:05,779 INFO L85 PathProgramCache]: Analyzing trace with hash 2116153993, now seen corresponding path program 1 times [2024-11-09 05:02:05,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:05,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962656586] [2024-11-09 05:02:05,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:05,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:05,929 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:05,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962656586] [2024-11-09 05:02:05,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962656586] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:05,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:05,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:02:05,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681611407] [2024-11-09 05:02:05,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:05,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:02:05,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:05,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:02:05,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:02:05,933 INFO L87 Difference]: Start difference. First operand 10652 states and 21388 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) 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) [2024-11-09 05:02:06,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:06,325 INFO L93 Difference]: Finished difference Result 31005 states and 62531 transitions. [2024-11-09 05:02:06,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:02:06,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) 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 [2024-11-09 05:02:06,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:06,582 INFO L225 Difference]: With dead ends: 31005 [2024-11-09 05:02:06,582 INFO L226 Difference]: Without dead ends: 20468 [2024-11-09 05:02:06,609 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 [2024-11-09 05:02:06,610 INFO L432 NwaCegarLoop]: 375 mSDtfsCounter, 233 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:06,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 654 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:02:06,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20468 states. [2024-11-09 05:02:07,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20468 to 10820. [2024-11-09 05:02:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10820 states, 10750 states have (on average 2.0210232558139536) internal successors, (21726), 10819 states have internal predecessors, (21726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:07,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10820 states to 10820 states and 21726 transitions. [2024-11-09 05:02:07,173 INFO L78 Accepts]: Start accepts. Automaton has 10820 states and 21726 transitions. Word has length 98 [2024-11-09 05:02:07,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:07,174 INFO L471 AbstractCegarLoop]: Abstraction has 10820 states and 21726 transitions. [2024-11-09 05:02:07,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) 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) [2024-11-09 05:02:07,174 INFO L276 IsEmpty]: Start isEmpty. Operand 10820 states and 21726 transitions. [2024-11-09 05:02:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 05:02:07,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:07,176 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] [2024-11-09 05:02:07,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 05:02:07,177 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:07,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:07,178 INFO L85 PathProgramCache]: Analyzing trace with hash 684528471, now seen corresponding path program 1 times [2024-11-09 05:02:07,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:07,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58124076] [2024-11-09 05:02:07,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:07,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:08,124 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:08,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58124076] [2024-11-09 05:02:08,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58124076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:08,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:08,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:02:08,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782013945] [2024-11-09 05:02:08,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:08,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:02:08,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:08,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:02:08,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:02:08,130 INFO L87 Difference]: Start difference. First operand 10820 states and 21726 transitions. Second operand has 6 states, 5 states have (on average 21.8) internal successors, (109), 6 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:08,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:08,617 INFO L93 Difference]: Finished difference Result 10820 states and 21726 transitions. [2024-11-09 05:02:08,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:02:08,618 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.8) internal successors, (109), 6 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2024-11-09 05:02:08,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:08,675 INFO L225 Difference]: With dead ends: 10820 [2024-11-09 05:02:08,676 INFO L226 Difference]: Without dead ends: 10819 [2024-11-09 05:02:08,682 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 [2024-11-09 05:02:08,686 INFO L432 NwaCegarLoop]: 314 mSDtfsCounter, 4 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:08,689 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 666 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 05:02:08,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10819 states. [2024-11-09 05:02:08,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10819 to 10819. [2024-11-09 05:02:08,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10819 states, 10750 states have (on average 2.0209302325581397) internal successors, (21725), 10818 states have internal predecessors, (21725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10819 states to 10819 states and 21725 transitions. [2024-11-09 05:02:09,075 INFO L78 Accepts]: Start accepts. Automaton has 10819 states and 21725 transitions. Word has length 109 [2024-11-09 05:02:09,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:09,076 INFO L471 AbstractCegarLoop]: Abstraction has 10819 states and 21725 transitions. [2024-11-09 05:02:09,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.8) internal successors, (109), 6 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 10819 states and 21725 transitions. [2024-11-09 05:02:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-09 05:02:09,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:09,079 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] [2024-11-09 05:02:09,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 05:02:09,079 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:09,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:09,080 INFO L85 PathProgramCache]: Analyzing trace with hash -2079850944, now seen corresponding path program 1 times [2024-11-09 05:02:09,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:09,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180950753] [2024-11-09 05:02:09,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:09,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:09,321 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:09,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180950753] [2024-11-09 05:02:09,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180950753] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:09,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [18443801] [2024-11-09 05:02:09,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:09,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:09,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:02:09,325 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:02:09,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:02:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:09,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:02:09,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:09,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:09,737 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:02:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:09,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [18443801] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:02:09,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [798367895] [2024-11-09 05:02:09,892 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:311) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:286) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1621) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 05:02:09,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:02:09,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-09 05:02:09,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557390717] [2024-11-09 05:02:09,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:02:09,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:02:09,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:09,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:02:09,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:02:09,902 INFO L87 Difference]: Start difference. First operand 10819 states and 21725 transitions. Second operand has 10 states, 10 states have (on average 22.6) internal successors, (226), 10 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) [2024-11-09 05:02:10,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:10,436 INFO L93 Difference]: Finished difference Result 31213 states and 62744 transitions. [2024-11-09 05:02:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:02:10,437 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 22.6) internal successors, (226), 10 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 140 [2024-11-09 05:02:10,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:10,562 INFO L225 Difference]: With dead ends: 31213 [2024-11-09 05:02:10,563 INFO L226 Difference]: Without dead ends: 20510 [2024-11-09 05:02:10,601 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:02:10,603 INFO L432 NwaCegarLoop]: 372 mSDtfsCounter, 661 mSDsluCounter, 1261 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 661 SdHoareTripleChecker+Valid, 1633 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:10,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [661 Valid, 1633 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 05:02:10,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20510 states. [2024-11-09 05:02:11,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20510 to 10819. [2024-11-09 05:02:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10819 states, 10750 states have (on average 2.0052093023255813) internal successors, (21556), 10818 states have internal predecessors, (21556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10819 states to 10819 states and 21556 transitions. [2024-11-09 05:02:11,276 INFO L78 Accepts]: Start accepts. Automaton has 10819 states and 21556 transitions. Word has length 140 [2024-11-09 05:02:11,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:11,277 INFO L471 AbstractCegarLoop]: Abstraction has 10819 states and 21556 transitions. [2024-11-09 05:02:11,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.6) internal successors, (226), 10 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) [2024-11-09 05:02:11,278 INFO L276 IsEmpty]: Start isEmpty. Operand 10819 states and 21556 transitions. [2024-11-09 05:02:11,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-09 05:02:11,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:11,290 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:11,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:02:11,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:11,493 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:11,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:11,496 INFO L85 PathProgramCache]: Analyzing trace with hash 93538158, now seen corresponding path program 2 times [2024-11-09 05:02:11,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:11,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263392037] [2024-11-09 05:02:11,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:11,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:12,338 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:12,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263392037] [2024-11-09 05:02:12,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263392037] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:12,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351803100] [2024-11-09 05:02:12,338 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:02:12,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:12,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:02:12,341 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:02:12,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 05:02:12,542 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-09 05:02:12,542 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:02:12,545 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 05:02:12,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:12,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:02:12,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-09 05:02:12,680 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:02:12,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-09 05:02:12,738 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:02:12,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-09 05:02:12,782 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-09 05:02:12,782 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:02:12,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351803100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:12,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:02:12,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-09 05:02:12,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907685282] [2024-11-09 05:02:12,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:12,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:02:12,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:12,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:02:12,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:02:12,786 INFO L87 Difference]: Start difference. First operand 10819 states and 21556 transitions. Second operand has 6 states, 5 states have (on average 28.0) internal successors, (140), 6 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:14,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:14,076 INFO L93 Difference]: Finished difference Result 11503 states and 22916 transitions. [2024-11-09 05:02:14,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:02:14,077 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 28.0) internal successors, (140), 6 states have internal predecessors, (140), 0 states have call successors, (0), 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 [2024-11-09 05:02:14,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:14,133 INFO L225 Difference]: With dead ends: 11503 [2024-11-09 05:02:14,133 INFO L226 Difference]: Without dead ends: 11379 [2024-11-09 05:02:14,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:02:14,140 INFO L432 NwaCegarLoop]: 546 mSDtfsCounter, 317 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 854 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:14,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 1247 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 854 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:02:14,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11379 states. [2024-11-09 05:02:14,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11379 to 11261. [2024-11-09 05:02:14,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11261 states, 11192 states have (on average 2.005003573981415) internal successors, (22440), 11260 states have internal predecessors, (22440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11261 states to 11261 states and 22440 transitions. [2024-11-09 05:02:14,534 INFO L78 Accepts]: Start accepts. Automaton has 11261 states and 22440 transitions. Word has length 224 [2024-11-09 05:02:14,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:14,536 INFO L471 AbstractCegarLoop]: Abstraction has 11261 states and 22440 transitions. [2024-11-09 05:02:14,537 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 28.0) internal successors, (140), 6 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:14,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11261 states and 22440 transitions. [2024-11-09 05:02:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-09 05:02:14,544 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:14,545 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:14,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 05:02:14,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-09 05:02:14,750 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:14,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:14,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1050999539, now seen corresponding path program 1 times [2024-11-09 05:02:14,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:14,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442033047] [2024-11-09 05:02:14,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:14,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:15,465 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:15,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442033047] [2024-11-09 05:02:15,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442033047] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:15,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477289694] [2024-11-09 05:02:15,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:15,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:15,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:02:15,470 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:02:15,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 05:02:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:15,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:02:15,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:16,227 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:16,228 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:02:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:16,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477289694] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:02:16,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [726702030] [2024-11-09 05:02:16,615 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:311) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:286) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1621) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 05:02:16,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:02:16,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-09 05:02:16,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809206873] [2024-11-09 05:02:16,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:02:16,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-09 05:02:16,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:16,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-09 05:02:16,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:02:16,621 INFO L87 Difference]: Start difference. First operand 11261 states and 22440 transitions. Second operand has 18 states, 18 states have (on average 22.333333333333332) internal successors, (402), 18 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:17,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:17,454 INFO L93 Difference]: Finished difference Result 32535 states and 65052 transitions. [2024-11-09 05:02:17,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:02:17,455 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 22.333333333333332) internal successors, (402), 18 states have internal predecessors, (402), 0 states have call successors, (0), 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 232 [2024-11-09 05:02:17,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:17,637 INFO L225 Difference]: With dead ends: 32535 [2024-11-09 05:02:17,637 INFO L226 Difference]: Without dead ends: 21473 [2024-11-09 05:02:17,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 455 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=280, Invalid=590, Unknown=0, NotChecked=0, Total=870 [2024-11-09 05:02:17,658 INFO L432 NwaCegarLoop]: 371 mSDtfsCounter, 680 mSDsluCounter, 1651 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 2022 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:17,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [680 Valid, 2022 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 05:02:17,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21473 states. [2024-11-09 05:02:17,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21473 to 11429. [2024-11-09 05:02:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11429 states, 11360 states have (on average 1.9901408450704225) internal successors, (22608), 11428 states have internal predecessors, (22608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:18,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11429 states to 11429 states and 22608 transitions. [2024-11-09 05:02:18,040 INFO L78 Accepts]: Start accepts. Automaton has 11429 states and 22608 transitions. Word has length 232 [2024-11-09 05:02:18,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:18,041 INFO L471 AbstractCegarLoop]: Abstraction has 11429 states and 22608 transitions. [2024-11-09 05:02:18,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 22.333333333333332) internal successors, (402), 18 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:18,041 INFO L276 IsEmpty]: Start isEmpty. Operand 11429 states and 22608 transitions. [2024-11-09 05:02:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2024-11-09 05:02:18,051 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:18,053 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:18,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:02:18,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:18,258 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:18,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:18,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1425442737, now seen corresponding path program 2 times [2024-11-09 05:02:18,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:18,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974124356] [2024-11-09 05:02:18,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:18,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:20,014 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 0 proven. 889 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:20,014 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:20,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974124356] [2024-11-09 05:02:20,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974124356] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:20,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335595238] [2024-11-09 05:02:20,015 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:02:20,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:20,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:02:20,017 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:02:20,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 05:02:20,370 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-09 05:02:20,371 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:02:20,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 05:02:20,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:20,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-09 05:02:20,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-09 05:02:20,465 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:02:20,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2024-11-09 05:02:20,522 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:02:20,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-09 05:02:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 889 trivial. 0 not checked. [2024-11-09 05:02:20,574 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:02:20,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335595238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:20,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:02:20,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-11-09 05:02:20,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976922777] [2024-11-09 05:02:20,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:20,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:02:20,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:20,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:02:20,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:02:20,578 INFO L87 Difference]: Start difference. First operand 11429 states and 22608 transitions. Second operand has 6 states, 5 states have (on average 29.6) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:21,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:21,812 INFO L93 Difference]: Finished difference Result 12113 states and 23968 transitions. [2024-11-09 05:02:21,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:02:21,813 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 29.6) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 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 400 [2024-11-09 05:02:21,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:21,877 INFO L225 Difference]: With dead ends: 12113 [2024-11-09 05:02:21,877 INFO L226 Difference]: Without dead ends: 11989 [2024-11-09 05:02:21,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:02:21,885 INFO L432 NwaCegarLoop]: 548 mSDtfsCounter, 318 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 837 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:21,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 1190 Invalid, 839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 837 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:02:21,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11989 states. [2024-11-09 05:02:22,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11989 to 11871. [2024-11-09 05:02:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11871 states, 11802 states have (on average 1.9905100830367735) internal successors, (23492), 11870 states have internal predecessors, (23492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11871 states to 11871 states and 23492 transitions. [2024-11-09 05:02:22,366 INFO L78 Accepts]: Start accepts. Automaton has 11871 states and 23492 transitions. Word has length 400 [2024-11-09 05:02:22,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:22,367 INFO L471 AbstractCegarLoop]: Abstraction has 11871 states and 23492 transitions. [2024-11-09 05:02:22,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.6) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:22,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11871 states and 23492 transitions. [2024-11-09 05:02:22,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-09 05:02:22,380 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:22,380 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:22,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 05:02:22,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:22,585 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:22,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:22,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1485260162, now seen corresponding path program 1 times [2024-11-09 05:02:22,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:22,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787825342] [2024-11-09 05:02:22,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:22,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 0 proven. 889 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:24,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:24,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787825342] [2024-11-09 05:02:24,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787825342] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:02:24,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017612311] [2024-11-09 05:02:24,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:24,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:24,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:02:24,581 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:02:24,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 05:02:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:25,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 1422 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 05:02:25,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:25,775 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 0 proven. 889 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:25,776 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:02:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 0 proven. 889 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:02:26,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017612311] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:02:26,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1083252138] [2024-11-09 05:02:26,501 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:311) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:286) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1621) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 05:02:26,503 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:02:26,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2024-11-09 05:02:26,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480812782] [2024-11-09 05:02:26,503 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:02:26,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-09 05:02:26,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:26,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-09 05:02:26,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:02:26,507 INFO L87 Difference]: Start difference. First operand 11871 states and 23492 transitions. Second operand has 23 states, 23 states have (on average 23.347826086956523) internal successors, (537), 23 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:27,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:27,506 INFO L93 Difference]: Finished difference Result 33898 states and 67651 transitions. [2024-11-09 05:02:27,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-09 05:02:27,507 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 23.347826086956523) internal successors, (537), 23 states have internal predecessors, (537), 0 states have call successors, (0), 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 409 [2024-11-09 05:02:27,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:27,605 INFO L225 Difference]: With dead ends: 33898 [2024-11-09 05:02:27,605 INFO L226 Difference]: Without dead ends: 22394 [2024-11-09 05:02:27,649 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 851 GetRequests, 801 SyntacticMatches, 11 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 492 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2024-11-09 05:02:27,651 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 652 mSDsluCounter, 2941 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 3311 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:27,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 3311 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 05:02:27,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22394 states. [2024-11-09 05:02:28,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22394 to 11997. [2024-11-09 05:02:28,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11997 states, 11928 states have (on average 1.9800469483568075) internal successors, (23618), 11996 states have internal predecessors, (23618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:28,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11997 states to 11997 states and 23618 transitions. [2024-11-09 05:02:28,186 INFO L78 Accepts]: Start accepts. Automaton has 11997 states and 23618 transitions. Word has length 409 [2024-11-09 05:02:28,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:28,188 INFO L471 AbstractCegarLoop]: Abstraction has 11997 states and 23618 transitions. [2024-11-09 05:02:28,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 23.347826086956523) internal successors, (537), 23 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:28,188 INFO L276 IsEmpty]: Start isEmpty. Operand 11997 states and 23618 transitions. [2024-11-09 05:02:28,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:02:28,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:28,204 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:28,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 05:02:28,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:02:28,411 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:28,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:28,412 INFO L85 PathProgramCache]: Analyzing trace with hash -6671619, now seen corresponding path program 2 times [2024-11-09 05:02:28,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:28,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587409838] [2024-11-09 05:02:28,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:28,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:32,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:02:32,637 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:32,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587409838] [2024-11-09 05:02:32,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587409838] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:32,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:32,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:02:32,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437071997] [2024-11-09 05:02:32,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:32,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:02:32,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:32,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:02:32,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:02:32,641 INFO L87 Difference]: Start difference. First operand 11997 states and 23618 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:34,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:34,426 INFO L93 Difference]: Finished difference Result 12212 states and 23988 transitions. [2024-11-09 05:02:34,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:02:34,427 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:02:34,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:34,467 INFO L225 Difference]: With dead ends: 12212 [2024-11-09 05:02:34,467 INFO L226 Difference]: Without dead ends: 12131 [2024-11-09 05:02:34,472 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:02:34,473 INFO L432 NwaCegarLoop]: 642 mSDtfsCounter, 556 mSDsluCounter, 2220 mSDsCounter, 0 mSdLazyCounter, 1514 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 2862 SdHoareTripleChecker+Invalid, 1547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 1514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:34,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [556 Valid, 2862 Invalid, 1547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 1514 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:02:34,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12131 states. [2024-11-09 05:02:34,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12131 to 12014. [2024-11-09 05:02:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12014 states, 11945 states have (on average 1.9800753453327753) internal successors, (23652), 12013 states have internal predecessors, (23652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12014 states to 12014 states and 23652 transitions. [2024-11-09 05:02:34,802 INFO L78 Accepts]: Start accepts. Automaton has 12014 states and 23652 transitions. Word has length 535 [2024-11-09 05:02:34,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:34,803 INFO L471 AbstractCegarLoop]: Abstraction has 12014 states and 23652 transitions. [2024-11-09 05:02:34,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 12014 states and 23652 transitions. [2024-11-09 05:02:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:02:34,821 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:34,821 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:34,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 05:02:34,822 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:34,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:34,823 INFO L85 PathProgramCache]: Analyzing trace with hash 164413901, now seen corresponding path program 3 times [2024-11-09 05:02:34,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:34,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123137185] [2024-11-09 05:02:34,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:34,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:37,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:02:37,986 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:37,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123137185] [2024-11-09 05:02:37,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123137185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:37,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:37,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:02:37,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537816915] [2024-11-09 05:02:37,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:37,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:02:37,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:37,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:02:37,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:02:37,988 INFO L87 Difference]: Start difference. First operand 12014 states and 23652 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:40,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:40,165 INFO L93 Difference]: Finished difference Result 12287 states and 24138 transitions. [2024-11-09 05:02:40,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:02:40,166 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:02:40,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:40,207 INFO L225 Difference]: With dead ends: 12287 [2024-11-09 05:02:40,207 INFO L226 Difference]: Without dead ends: 12196 [2024-11-09 05:02:40,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:02:40,212 INFO L432 NwaCegarLoop]: 638 mSDtfsCounter, 581 mSDsluCounter, 2595 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 3233 SdHoareTripleChecker+Invalid, 2003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:40,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 3233 Invalid, 2003 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1935 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:02:40,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12196 states. [2024-11-09 05:02:40,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12196 to 12038. [2024-11-09 05:02:40,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12038 states, 11969 states have (on average 1.9801988470214722) internal successors, (23701), 12037 states have internal predecessors, (23701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:40,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12038 states to 12038 states and 23701 transitions. [2024-11-09 05:02:40,522 INFO L78 Accepts]: Start accepts. Automaton has 12038 states and 23701 transitions. Word has length 535 [2024-11-09 05:02:40,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:40,524 INFO L471 AbstractCegarLoop]: Abstraction has 12038 states and 23701 transitions. [2024-11-09 05:02:40,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 12038 states and 23701 transitions. [2024-11-09 05:02:40,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:02:40,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:40,532 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:40,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 05:02:40,533 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:40,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:40,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1243032387, now seen corresponding path program 4 times [2024-11-09 05:02:40,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:40,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879709095] [2024-11-09 05:02:40,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:40,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:43,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:02:43,719 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:43,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879709095] [2024-11-09 05:02:43,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879709095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:43,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:43,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:02:43,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311134585] [2024-11-09 05:02:43,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:43,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:02:43,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:43,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:02:43,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:02:43,723 INFO L87 Difference]: Start difference. First operand 12038 states and 23701 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:46,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:46,468 INFO L93 Difference]: Finished difference Result 12352 states and 24268 transitions. [2024-11-09 05:02:46,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:02:46,468 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:02:46,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:46,520 INFO L225 Difference]: With dead ends: 12352 [2024-11-09 05:02:46,520 INFO L226 Difference]: Without dead ends: 12261 [2024-11-09 05:02:46,526 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=353, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:02:46,527 INFO L432 NwaCegarLoop]: 634 mSDtfsCounter, 595 mSDsluCounter, 3308 mSDsCounter, 0 mSdLazyCounter, 2730 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 3942 SdHoareTripleChecker+Invalid, 2785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:46,528 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [595 Valid, 3942 Invalid, 2785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2730 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-09 05:02:46,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12261 states. [2024-11-09 05:02:46,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12261 to 12062. [2024-11-09 05:02:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12062 states, 11993 states have (on average 1.9803218544150754) internal successors, (23750), 12061 states have internal predecessors, (23750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:46,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12062 states to 12062 states and 23750 transitions. [2024-11-09 05:02:46,802 INFO L78 Accepts]: Start accepts. Automaton has 12062 states and 23750 transitions. Word has length 535 [2024-11-09 05:02:46,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:46,803 INFO L471 AbstractCegarLoop]: Abstraction has 12062 states and 23750 transitions. [2024-11-09 05:02:46,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:46,804 INFO L276 IsEmpty]: Start isEmpty. Operand 12062 states and 23750 transitions. [2024-11-09 05:02:46,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:02:46,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:46,811 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:46,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 05:02:46,812 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:46,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:46,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1966195427, now seen corresponding path program 5 times [2024-11-09 05:02:46,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:46,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695970345] [2024-11-09 05:02:46,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:46,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:49,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:02:49,571 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:49,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695970345] [2024-11-09 05:02:49,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695970345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:49,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:49,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:02:49,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938800895] [2024-11-09 05:02:49,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:49,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:02:49,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:49,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:02:49,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:02:49,574 INFO L87 Difference]: Start difference. First operand 12062 states and 23750 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:51,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:51,933 INFO L93 Difference]: Finished difference Result 12389 states and 24342 transitions. [2024-11-09 05:02:51,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 05:02:51,934 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:02:51,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:51,975 INFO L225 Difference]: With dead ends: 12389 [2024-11-09 05:02:51,975 INFO L226 Difference]: Without dead ends: 12298 [2024-11-09 05:02:51,980 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=173, Invalid=427, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:02:51,980 INFO L432 NwaCegarLoop]: 633 mSDtfsCounter, 602 mSDsluCounter, 2589 mSDsCounter, 0 mSdLazyCounter, 2100 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 3222 SdHoareTripleChecker+Invalid, 2162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 2100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:51,981 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 3222 Invalid, 2162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 2100 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:02:51,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12298 states. [2024-11-09 05:02:52,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12298 to 12063. [2024-11-09 05:02:52,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12063 states, 11994 states have (on average 1.9803234950808737) internal successors, (23752), 12062 states have internal predecessors, (23752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:52,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12063 states to 12063 states and 23752 transitions. [2024-11-09 05:02:52,202 INFO L78 Accepts]: Start accepts. Automaton has 12063 states and 23752 transitions. Word has length 535 [2024-11-09 05:02:52,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:52,203 INFO L471 AbstractCegarLoop]: Abstraction has 12063 states and 23752 transitions. [2024-11-09 05:02:52,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 12063 states and 23752 transitions. [2024-11-09 05:02:52,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:02:52,207 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:52,208 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:52,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 05:02:52,208 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:52,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:52,209 INFO L85 PathProgramCache]: Analyzing trace with hash -456646485, now seen corresponding path program 6 times [2024-11-09 05:02:52,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:52,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299036215] [2024-11-09 05:02:52,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:52,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:54,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:02:54,841 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:54,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299036215] [2024-11-09 05:02:54,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299036215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:54,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:54,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:02:54,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189986587] [2024-11-09 05:02:54,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:54,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:02:54,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:54,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:02:54,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:02:54,844 INFO L87 Difference]: Start difference. First operand 12063 states and 23752 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:56,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:56,700 INFO L93 Difference]: Finished difference Result 12414 states and 24392 transitions. [2024-11-09 05:02:56,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:02:56,700 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:02:56,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:56,740 INFO L225 Difference]: With dead ends: 12414 [2024-11-09 05:02:56,740 INFO L226 Difference]: Without dead ends: 12323 [2024-11-09 05:02:56,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:02:56,745 INFO L432 NwaCegarLoop]: 630 mSDtfsCounter, 636 mSDsluCounter, 2242 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 2872 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:56,746 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [636 Valid, 2872 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:02:56,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12323 states. [2024-11-09 05:02:56,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12323 to 12086. [2024-11-09 05:02:56,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12086 states, 12017 states have (on average 1.9804443704751602) internal successors, (23799), 12085 states have internal predecessors, (23799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12086 states to 12086 states and 23799 transitions. [2024-11-09 05:02:56,946 INFO L78 Accepts]: Start accepts. Automaton has 12086 states and 23799 transitions. Word has length 535 [2024-11-09 05:02:56,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:56,947 INFO L471 AbstractCegarLoop]: Abstraction has 12086 states and 23799 transitions. [2024-11-09 05:02:56,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:02:56,947 INFO L276 IsEmpty]: Start isEmpty. Operand 12086 states and 23799 transitions. [2024-11-09 05:02:56,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:02:56,953 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:56,954 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:56,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 05:02:56,954 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:02:56,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:56,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1706136493, now seen corresponding path program 7 times [2024-11-09 05:02:56,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:02:56,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686503225] [2024-11-09 05:02:56,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:56,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:02:58,974 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:02:58,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686503225] [2024-11-09 05:02:58,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686503225] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:58,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:58,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:02:58,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852016188] [2024-11-09 05:02:58,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:58,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:02:58,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:02:58,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:02:58,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:02:58,976 INFO L87 Difference]: Start difference. First operand 12086 states and 23799 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:00,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:00,572 INFO L93 Difference]: Finished difference Result 13207 states and 25978 transitions. [2024-11-09 05:03:00,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 05:03:00,573 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:00,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:00,619 INFO L225 Difference]: With dead ends: 13207 [2024-11-09 05:03:00,619 INFO L226 Difference]: Without dead ends: 13116 [2024-11-09 05:03:00,625 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=657, Unknown=0, NotChecked=0, Total=870 [2024-11-09 05:03:00,626 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 620 mSDsluCounter, 2359 mSDsCounter, 0 mSdLazyCounter, 1381 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 2880 SdHoareTripleChecker+Invalid, 1443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:00,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [620 Valid, 2880 Invalid, 1443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1381 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:03:00,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13116 states. [2024-11-09 05:03:00,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13116 to 12178. [2024-11-09 05:03:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12178 states, 12109 states have (on average 1.980758113799653) internal successors, (23985), 12177 states have internal predecessors, (23985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12178 states to 12178 states and 23985 transitions. [2024-11-09 05:03:00,850 INFO L78 Accepts]: Start accepts. Automaton has 12178 states and 23985 transitions. Word has length 535 [2024-11-09 05:03:00,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:00,851 INFO L471 AbstractCegarLoop]: Abstraction has 12178 states and 23985 transitions. [2024-11-09 05:03:00,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 12178 states and 23985 transitions. [2024-11-09 05:03:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:00,858 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:00,858 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:00,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 05:03:00,859 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:00,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:00,859 INFO L85 PathProgramCache]: Analyzing trace with hash 2086434571, now seen corresponding path program 1 times [2024-11-09 05:03:00,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:00,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768156093] [2024-11-09 05:03:00,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:00,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:03,061 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:03,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768156093] [2024-11-09 05:03:03,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768156093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:03,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:03,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:03,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000621952] [2024-11-09 05:03:03,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:03,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:03,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:03,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:03,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:03,063 INFO L87 Difference]: Start difference. First operand 12178 states and 23985 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:04,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:04,616 INFO L93 Difference]: Finished difference Result 13052 states and 25638 transitions. [2024-11-09 05:03:04,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 05:03:04,616 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:04,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:04,662 INFO L225 Difference]: With dead ends: 13052 [2024-11-09 05:03:04,662 INFO L226 Difference]: Without dead ends: 12933 [2024-11-09 05:03:04,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=191, Invalid=621, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:03:04,668 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 569 mSDsluCounter, 2098 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2627 SdHoareTripleChecker+Invalid, 1274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:04,668 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [569 Valid, 2627 Invalid, 1274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:03:04,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12933 states. [2024-11-09 05:03:04,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12933 to 12292. [2024-11-09 05:03:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12292 states, 12223 states have (on average 1.9811830156262784) internal successors, (24216), 12291 states have internal predecessors, (24216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:04,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12292 states to 12292 states and 24216 transitions. [2024-11-09 05:03:04,909 INFO L78 Accepts]: Start accepts. Automaton has 12292 states and 24216 transitions. Word has length 535 [2024-11-09 05:03:04,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:04,909 INFO L471 AbstractCegarLoop]: Abstraction has 12292 states and 24216 transitions. [2024-11-09 05:03:04,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 12292 states and 24216 transitions. [2024-11-09 05:03:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:04,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:04,916 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:04,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 05:03:04,917 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:04,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:04,918 INFO L85 PathProgramCache]: Analyzing trace with hash 132496851, now seen corresponding path program 8 times [2024-11-09 05:03:04,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:04,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621652814] [2024-11-09 05:03:04,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:04,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:06,934 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:06,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621652814] [2024-11-09 05:03:06,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621652814] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:06,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:06,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:06,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705490861] [2024-11-09 05:03:06,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:06,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:06,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:06,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:06,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:06,937 INFO L87 Difference]: Start difference. First operand 12292 states and 24216 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:08,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:08,664 INFO L93 Difference]: Finished difference Result 12606 states and 24784 transitions. [2024-11-09 05:03:08,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:03:08,664 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:08,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:08,706 INFO L225 Difference]: With dead ends: 12606 [2024-11-09 05:03:08,706 INFO L226 Difference]: Without dead ends: 12520 [2024-11-09 05:03:08,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=516, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:03:08,711 INFO L432 NwaCegarLoop]: 533 mSDtfsCounter, 475 mSDsluCounter, 2565 mSDsCounter, 0 mSdLazyCounter, 1615 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 3098 SdHoareTripleChecker+Invalid, 1660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:08,711 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 3098 Invalid, 1660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1615 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:03:08,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12520 states. [2024-11-09 05:03:08,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12520 to 12289. [2024-11-09 05:03:08,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12289 states, 12220 states have (on average 1.981178396072013) internal successors, (24210), 12288 states have internal predecessors, (24210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:08,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12289 states to 12289 states and 24210 transitions. [2024-11-09 05:03:08,924 INFO L78 Accepts]: Start accepts. Automaton has 12289 states and 24210 transitions. Word has length 535 [2024-11-09 05:03:08,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:08,925 INFO L471 AbstractCegarLoop]: Abstraction has 12289 states and 24210 transitions. [2024-11-09 05:03:08,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 12289 states and 24210 transitions. [2024-11-09 05:03:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:08,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:08,931 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:08,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 05:03:08,931 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:08,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:08,932 INFO L85 PathProgramCache]: Analyzing trace with hash 2004622235, now seen corresponding path program 9 times [2024-11-09 05:03:08,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:08,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476034427] [2024-11-09 05:03:08,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:08,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:10,989 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:10,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476034427] [2024-11-09 05:03:10,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476034427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:10,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:10,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:10,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802768580] [2024-11-09 05:03:10,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:10,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:10,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:10,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:10,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:10,992 INFO L87 Difference]: Start difference. First operand 12289 states and 24210 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:12,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:12,972 INFO L93 Difference]: Finished difference Result 12685 states and 24942 transitions. [2024-11-09 05:03:12,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:03:12,973 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:12,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:13,032 INFO L225 Difference]: With dead ends: 12685 [2024-11-09 05:03:13,032 INFO L226 Difference]: Without dead ends: 12599 [2024-11-09 05:03:13,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=206, Invalid=606, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:03:13,040 INFO L432 NwaCegarLoop]: 540 mSDtfsCounter, 486 mSDsluCounter, 2586 mSDsCounter, 0 mSdLazyCounter, 1696 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 3126 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:13,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 3126 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1696 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:03:13,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12599 states. [2024-11-09 05:03:13,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12599 to 12273. [2024-11-09 05:03:13,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12273 states, 12204 states have (on average 1.9811537200917733) internal successors, (24178), 12272 states have internal predecessors, (24178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:13,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12273 states to 12273 states and 24178 transitions. [2024-11-09 05:03:13,309 INFO L78 Accepts]: Start accepts. Automaton has 12273 states and 24178 transitions. Word has length 535 [2024-11-09 05:03:13,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:13,310 INFO L471 AbstractCegarLoop]: Abstraction has 12273 states and 24178 transitions. [2024-11-09 05:03:13,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 12273 states and 24178 transitions. [2024-11-09 05:03:13,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:13,316 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:13,316 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:13,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 05:03:13,317 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:13,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:13,317 INFO L85 PathProgramCache]: Analyzing trace with hash 856894983, now seen corresponding path program 10 times [2024-11-09 05:03:13,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:13,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461695] [2024-11-09 05:03:13,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:13,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:15,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:15,110 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:15,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461695] [2024-11-09 05:03:15,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:15,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:15,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:15,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050399231] [2024-11-09 05:03:15,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:15,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:15,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:15,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:15,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:15,113 INFO L87 Difference]: Start difference. First operand 12273 states and 24178 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:16,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:16,532 INFO L93 Difference]: Finished difference Result 13379 states and 26330 transitions. [2024-11-09 05:03:16,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:03:16,532 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:16,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:16,578 INFO L225 Difference]: With dead ends: 13379 [2024-11-09 05:03:16,579 INFO L226 Difference]: Without dead ends: 13288 [2024-11-09 05:03:16,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:03:16,584 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 369 mSDsluCounter, 2229 mSDsCounter, 0 mSdLazyCounter, 1405 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 2717 SdHoareTripleChecker+Invalid, 1450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:16,584 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 2717 Invalid, 1450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1405 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:03:16,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13288 states. [2024-11-09 05:03:16,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13288 to 12358. [2024-11-09 05:03:16,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12358 states, 12289 states have (on average 1.9816095695337292) internal successors, (24352), 12357 states have internal predecessors, (24352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:16,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12358 states to 12358 states and 24352 transitions. [2024-11-09 05:03:16,799 INFO L78 Accepts]: Start accepts. Automaton has 12358 states and 24352 transitions. Word has length 535 [2024-11-09 05:03:16,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:16,800 INFO L471 AbstractCegarLoop]: Abstraction has 12358 states and 24352 transitions. [2024-11-09 05:03:16,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:16,800 INFO L276 IsEmpty]: Start isEmpty. Operand 12358 states and 24352 transitions. [2024-11-09 05:03:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:16,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:16,804 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:16,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 05:03:16,805 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:16,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:16,806 INFO L85 PathProgramCache]: Analyzing trace with hash 354498751, now seen corresponding path program 2 times [2024-11-09 05:03:16,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:16,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918728145] [2024-11-09 05:03:16,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:16,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:18,680 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:18,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918728145] [2024-11-09 05:03:18,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918728145] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:18,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:18,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:18,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960620460] [2024-11-09 05:03:18,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:18,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:18,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:18,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:18,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:18,682 INFO L87 Difference]: Start difference. First operand 12358 states and 24352 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:19,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:19,893 INFO L93 Difference]: Finished difference Result 13334 states and 26210 transitions. [2024-11-09 05:03:19,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:03:19,894 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:19,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:19,941 INFO L225 Difference]: With dead ends: 13334 [2024-11-09 05:03:19,942 INFO L226 Difference]: Without dead ends: 13215 [2024-11-09 05:03:19,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:03:19,947 INFO L432 NwaCegarLoop]: 494 mSDtfsCounter, 317 mSDsluCounter, 2276 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 2770 SdHoareTripleChecker+Invalid, 1538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:19,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 2770 Invalid, 1538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:03:19,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13215 states. [2024-11-09 05:03:20,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13215 to 12298. [2024-11-09 05:03:20,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12298 states, 12229 states have (on average 1.981192247935236) internal successors, (24228), 12297 states have internal predecessors, (24228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:20,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12298 states to 12298 states and 24228 transitions. [2024-11-09 05:03:20,174 INFO L78 Accepts]: Start accepts. Automaton has 12298 states and 24228 transitions. Word has length 535 [2024-11-09 05:03:20,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:20,175 INFO L471 AbstractCegarLoop]: Abstraction has 12298 states and 24228 transitions. [2024-11-09 05:03:20,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:20,175 INFO L276 IsEmpty]: Start isEmpty. Operand 12298 states and 24228 transitions. [2024-11-09 05:03:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:20,179 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:20,180 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:20,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 05:03:20,180 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:20,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:20,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1599438969, now seen corresponding path program 11 times [2024-11-09 05:03:20,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:20,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854666168] [2024-11-09 05:03:20,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:20,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:22,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:22,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854666168] [2024-11-09 05:03:22,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854666168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:22,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:22,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:22,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799356133] [2024-11-09 05:03:22,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:22,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:22,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:22,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:22,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:22,034 INFO L87 Difference]: Start difference. First operand 12298 states and 24228 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:23,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:23,465 INFO L93 Difference]: Finished difference Result 12656 states and 24884 transitions. [2024-11-09 05:03:23,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 05:03:23,466 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:23,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:23,509 INFO L225 Difference]: With dead ends: 12656 [2024-11-09 05:03:23,509 INFO L226 Difference]: Without dead ends: 12570 [2024-11-09 05:03:23,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:03:23,515 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 267 mSDsluCounter, 2364 mSDsCounter, 0 mSdLazyCounter, 1493 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 2844 SdHoareTripleChecker+Invalid, 1529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:23,515 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 2844 Invalid, 1529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1493 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:03:23,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12570 states. [2024-11-09 05:03:23,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12570 to 12295. [2024-11-09 05:03:23,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12295 states, 12226 states have (on average 1.981187632913463) internal successors, (24222), 12294 states have internal predecessors, (24222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:23,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12295 states to 12295 states and 24222 transitions. [2024-11-09 05:03:23,739 INFO L78 Accepts]: Start accepts. Automaton has 12295 states and 24222 transitions. Word has length 535 [2024-11-09 05:03:23,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:23,740 INFO L471 AbstractCegarLoop]: Abstraction has 12295 states and 24222 transitions. [2024-11-09 05:03:23,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12295 states and 24222 transitions. [2024-11-09 05:03:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:23,744 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:23,744 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:23,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 05:03:23,744 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:23,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:23,745 INFO L85 PathProgramCache]: Analyzing trace with hash 272686415, now seen corresponding path program 12 times [2024-11-09 05:03:23,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:23,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517972388] [2024-11-09 05:03:23,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:23,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:25,682 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:25,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517972388] [2024-11-09 05:03:25,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517972388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:25,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:25,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:25,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277175665] [2024-11-09 05:03:25,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:25,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:25,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:25,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:25,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:25,685 INFO L87 Difference]: Start difference. First operand 12295 states and 24222 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:27,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:27,113 INFO L93 Difference]: Finished difference Result 12735 states and 25042 transitions. [2024-11-09 05:03:27,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:03:27,114 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:27,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:27,162 INFO L225 Difference]: With dead ends: 12735 [2024-11-09 05:03:27,163 INFO L226 Difference]: Without dead ends: 12649 [2024-11-09 05:03:27,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:03:27,168 INFO L432 NwaCegarLoop]: 487 mSDtfsCounter, 225 mSDsluCounter, 2369 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 2856 SdHoareTripleChecker+Invalid, 1603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:27,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 2856 Invalid, 1603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:03:27,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12649 states. [2024-11-09 05:03:27,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12649 to 12274. [2024-11-09 05:03:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12274 states, 12205 states have (on average 1.9811552642359689) internal successors, (24180), 12273 states have internal predecessors, (24180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12274 states to 12274 states and 24180 transitions. [2024-11-09 05:03:27,387 INFO L78 Accepts]: Start accepts. Automaton has 12274 states and 24180 transitions. Word has length 535 [2024-11-09 05:03:27,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:27,387 INFO L471 AbstractCegarLoop]: Abstraction has 12274 states and 24180 transitions. [2024-11-09 05:03:27,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:27,388 INFO L276 IsEmpty]: Start isEmpty. Operand 12274 states and 24180 transitions. [2024-11-09 05:03:27,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:27,391 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:27,392 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:27,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 05:03:27,392 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:27,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:27,392 INFO L85 PathProgramCache]: Analyzing trace with hash 2081220435, now seen corresponding path program 13 times [2024-11-09 05:03:27,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:27,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241277694] [2024-11-09 05:03:27,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:27,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:29,262 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:29,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241277694] [2024-11-09 05:03:29,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241277694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:29,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:29,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:29,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072810545] [2024-11-09 05:03:29,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:29,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:29,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:29,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:29,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:29,265 INFO L87 Difference]: Start difference. First operand 12274 states and 24180 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:30,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:30,654 INFO L93 Difference]: Finished difference Result 13227 states and 26026 transitions. [2024-11-09 05:03:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:03:30,655 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:30,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:30,702 INFO L225 Difference]: With dead ends: 13227 [2024-11-09 05:03:30,702 INFO L226 Difference]: Without dead ends: 13136 [2024-11-09 05:03:30,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:03:30,708 INFO L432 NwaCegarLoop]: 470 mSDtfsCounter, 307 mSDsluCounter, 2464 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 2934 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:30,708 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 2934 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:03:30,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13136 states. [2024-11-09 05:03:30,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13136 to 12369. [2024-11-09 05:03:30,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12369 states, 12300 states have (on average 1.9816260162601627) internal successors, (24374), 12368 states have internal predecessors, (24374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12369 states to 12369 states and 24374 transitions. [2024-11-09 05:03:30,931 INFO L78 Accepts]: Start accepts. Automaton has 12369 states and 24374 transitions. Word has length 535 [2024-11-09 05:03:30,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:30,932 INFO L471 AbstractCegarLoop]: Abstraction has 12369 states and 24374 transitions. [2024-11-09 05:03:30,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:30,932 INFO L276 IsEmpty]: Start isEmpty. Operand 12369 states and 24374 transitions. [2024-11-09 05:03:30,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:30,937 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:30,937 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:30,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 05:03:30,938 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:30,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:30,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1578824203, now seen corresponding path program 3 times [2024-11-09 05:03:30,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:30,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547723691] [2024-11-09 05:03:30,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:30,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:32,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:32,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547723691] [2024-11-09 05:03:32,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547723691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:32,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:32,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:32,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312672749] [2024-11-09 05:03:32,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:32,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:32,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:32,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:32,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:32,836 INFO L87 Difference]: Start difference. First operand 12369 states and 24374 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:34,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:34,275 INFO L93 Difference]: Finished difference Result 13298 states and 26138 transitions. [2024-11-09 05:03:34,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:03:34,276 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:34,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:34,337 INFO L225 Difference]: With dead ends: 13298 [2024-11-09 05:03:34,337 INFO L226 Difference]: Without dead ends: 13183 [2024-11-09 05:03:34,345 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:03:34,346 INFO L432 NwaCegarLoop]: 475 mSDtfsCounter, 322 mSDsluCounter, 2221 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 2696 SdHoareTripleChecker+Invalid, 1478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:34,347 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 2696 Invalid, 1478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:03:34,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13183 states. [2024-11-09 05:03:34,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13183 to 12321. [2024-11-09 05:03:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12321 states, 12252 states have (on average 1.9815540319947764) internal successors, (24278), 12320 states have internal predecessors, (24278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12321 states to 12321 states and 24278 transitions. [2024-11-09 05:03:34,620 INFO L78 Accepts]: Start accepts. Automaton has 12321 states and 24278 transitions. Word has length 535 [2024-11-09 05:03:34,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:34,621 INFO L471 AbstractCegarLoop]: Abstraction has 12321 states and 24278 transitions. [2024-11-09 05:03:34,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 12321 states and 24278 transitions. [2024-11-09 05:03:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:34,626 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:34,626 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:34,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 05:03:34,626 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:34,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:34,627 INFO L85 PathProgramCache]: Analyzing trace with hash 315781311, now seen corresponding path program 4 times [2024-11-09 05:03:34,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:34,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029713254] [2024-11-09 05:03:34,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:34,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:36,672 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:36,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029713254] [2024-11-09 05:03:36,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029713254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:36,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:36,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:36,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043482426] [2024-11-09 05:03:36,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:36,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:36,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:36,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:36,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:36,675 INFO L87 Difference]: Start difference. First operand 12321 states and 24278 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:37,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:37,840 INFO L93 Difference]: Finished difference Result 12612 states and 24769 transitions. [2024-11-09 05:03:37,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:03:37,840 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:37,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:37,881 INFO L225 Difference]: With dead ends: 12612 [2024-11-09 05:03:37,881 INFO L226 Difference]: Without dead ends: 12502 [2024-11-09 05:03:37,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:03:37,886 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 215 mSDsluCounter, 2007 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 2455 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:37,886 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 2455 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:03:37,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12502 states. [2024-11-09 05:03:38,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12502 to 12321. [2024-11-09 05:03:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12321 states, 12252 states have (on average 1.9815540319947764) internal successors, (24278), 12320 states have internal predecessors, (24278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12321 states to 12321 states and 24278 transitions. [2024-11-09 05:03:38,100 INFO L78 Accepts]: Start accepts. Automaton has 12321 states and 24278 transitions. Word has length 535 [2024-11-09 05:03:38,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:38,101 INFO L471 AbstractCegarLoop]: Abstraction has 12321 states and 24278 transitions. [2024-11-09 05:03:38,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 12321 states and 24278 transitions. [2024-11-09 05:03:38,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:38,105 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:38,105 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:38,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 05:03:38,105 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:38,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:38,106 INFO L85 PathProgramCache]: Analyzing trace with hash 2055532273, now seen corresponding path program 5 times [2024-11-09 05:03:38,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:38,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816682732] [2024-11-09 05:03:38,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:38,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:39,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:39,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816682732] [2024-11-09 05:03:39,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816682732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:39,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:39,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:39,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140559789] [2024-11-09 05:03:39,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:39,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:39,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:39,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:39,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:39,853 INFO L87 Difference]: Start difference. First operand 12321 states and 24278 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:41,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:41,222 INFO L93 Difference]: Finished difference Result 12670 states and 24885 transitions. [2024-11-09 05:03:41,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:03:41,223 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:41,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:41,264 INFO L225 Difference]: With dead ends: 12670 [2024-11-09 05:03:41,264 INFO L226 Difference]: Without dead ends: 12555 [2024-11-09 05:03:41,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:03:41,269 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 224 mSDsluCounter, 2337 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 2792 SdHoareTripleChecker+Invalid, 1525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:41,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 2792 Invalid, 1525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:03:41,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12555 states. [2024-11-09 05:03:41,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12555 to 12321. [2024-11-09 05:03:41,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12321 states, 12252 states have (on average 1.9815540319947764) internal successors, (24278), 12320 states have internal predecessors, (24278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12321 states to 12321 states and 24278 transitions. [2024-11-09 05:03:41,476 INFO L78 Accepts]: Start accepts. Automaton has 12321 states and 24278 transitions. Word has length 535 [2024-11-09 05:03:41,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:41,477 INFO L471 AbstractCegarLoop]: Abstraction has 12321 states and 24278 transitions. [2024-11-09 05:03:41,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 12321 states and 24278 transitions. [2024-11-09 05:03:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:41,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:41,484 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:41,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 05:03:41,484 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:41,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:41,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1008543901, now seen corresponding path program 6 times [2024-11-09 05:03:41,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:41,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515897114] [2024-11-09 05:03:41,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:41,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:43,561 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:43,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515897114] [2024-11-09 05:03:43,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515897114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:43,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:43,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:43,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433613766] [2024-11-09 05:03:43,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:43,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:43,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:43,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:43,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:43,564 INFO L87 Difference]: Start difference. First operand 12321 states and 24278 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:44,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:44,638 INFO L93 Difference]: Finished difference Result 12711 states and 24967 transitions. [2024-11-09 05:03:44,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:03:44,638 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:44,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:44,685 INFO L225 Difference]: With dead ends: 12711 [2024-11-09 05:03:44,685 INFO L226 Difference]: Without dead ends: 12596 [2024-11-09 05:03:44,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=311, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:03:44,690 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 249 mSDsluCounter, 1820 mSDsCounter, 0 mSdLazyCounter, 1083 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 2278 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 1083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:44,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 2278 Invalid, 1126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 1083 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:03:44,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12596 states. [2024-11-09 05:03:44,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12596 to 12321. [2024-11-09 05:03:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12321 states, 12252 states have (on average 1.9815540319947764) internal successors, (24278), 12320 states have internal predecessors, (24278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12321 states to 12321 states and 24278 transitions. [2024-11-09 05:03:44,935 INFO L78 Accepts]: Start accepts. Automaton has 12321 states and 24278 transitions. Word has length 535 [2024-11-09 05:03:44,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:44,935 INFO L471 AbstractCegarLoop]: Abstraction has 12321 states and 24278 transitions. [2024-11-09 05:03:44,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 12321 states and 24278 transitions. [2024-11-09 05:03:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:44,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:44,940 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:44,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 05:03:44,940 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:44,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:44,941 INFO L85 PathProgramCache]: Analyzing trace with hash -638622061, now seen corresponding path program 7 times [2024-11-09 05:03:44,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:44,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006700917] [2024-11-09 05:03:44,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:47,058 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:47,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006700917] [2024-11-09 05:03:47,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006700917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:47,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:47,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:47,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375454795] [2024-11-09 05:03:47,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:47,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:47,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:47,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:47,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:47,060 INFO L87 Difference]: Start difference. First operand 12321 states and 24278 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:48,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:48,512 INFO L93 Difference]: Finished difference Result 12729 states and 24999 transitions. [2024-11-09 05:03:48,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:03:48,512 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:48,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:48,551 INFO L225 Difference]: With dead ends: 12729 [2024-11-09 05:03:48,551 INFO L226 Difference]: Without dead ends: 12614 [2024-11-09 05:03:48,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:03:48,556 INFO L432 NwaCegarLoop]: 464 mSDtfsCounter, 249 mSDsluCounter, 2385 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 2849 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:48,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 2849 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:03:48,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12614 states. [2024-11-09 05:03:48,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12614 to 12289. [2024-11-09 05:03:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12289 states, 12220 states have (on average 1.981178396072013) internal successors, (24210), 12288 states have internal predecessors, (24210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:48,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12289 states to 12289 states and 24210 transitions. [2024-11-09 05:03:48,758 INFO L78 Accepts]: Start accepts. Automaton has 12289 states and 24210 transitions. Word has length 535 [2024-11-09 05:03:48,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:48,759 INFO L471 AbstractCegarLoop]: Abstraction has 12289 states and 24210 transitions. [2024-11-09 05:03:48,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 12289 states and 24210 transitions. [2024-11-09 05:03:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:48,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:48,763 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:48,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 05:03:48,763 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:48,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:48,764 INFO L85 PathProgramCache]: Analyzing trace with hash 859767253, now seen corresponding path program 14 times [2024-11-09 05:03:48,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:48,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861853762] [2024-11-09 05:03:48,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:48,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:50,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:50,778 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:50,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861853762] [2024-11-09 05:03:50,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861853762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:50,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:50,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:50,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584089176] [2024-11-09 05:03:50,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:50,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:50,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:50,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:50,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:50,780 INFO L87 Difference]: Start difference. First operand 12289 states and 24210 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:52,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:52,139 INFO L93 Difference]: Finished difference Result 13363 states and 26298 transitions. [2024-11-09 05:03:52,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:03:52,140 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:52,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:52,185 INFO L225 Difference]: With dead ends: 13363 [2024-11-09 05:03:52,185 INFO L226 Difference]: Without dead ends: 13272 [2024-11-09 05:03:52,190 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:03:52,190 INFO L432 NwaCegarLoop]: 517 mSDtfsCounter, 438 mSDsluCounter, 2306 mSDsCounter, 0 mSdLazyCounter, 1427 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 2823 SdHoareTripleChecker+Invalid, 1480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 1427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:52,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 2823 Invalid, 1480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 1427 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:03:52,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13272 states. [2024-11-09 05:03:52,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13272 to 12369. [2024-11-09 05:03:52,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12369 states, 12300 states have (on average 1.9816260162601627) internal successors, (24374), 12368 states have internal predecessors, (24374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:52,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12369 states to 12369 states and 24374 transitions. [2024-11-09 05:03:52,431 INFO L78 Accepts]: Start accepts. Automaton has 12369 states and 24374 transitions. Word has length 535 [2024-11-09 05:03:52,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:52,432 INFO L471 AbstractCegarLoop]: Abstraction has 12369 states and 24374 transitions. [2024-11-09 05:03:52,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:52,432 INFO L276 IsEmpty]: Start isEmpty. Operand 12369 states and 24374 transitions. [2024-11-09 05:03:52,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:52,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:52,438 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:52,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 05:03:52,438 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:52,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:52,439 INFO L85 PathProgramCache]: Analyzing trace with hash 357371021, now seen corresponding path program 8 times [2024-11-09 05:03:52,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:52,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733490784] [2024-11-09 05:03:52,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:52,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:54,473 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:54,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733490784] [2024-11-09 05:03:54,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733490784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:54,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:54,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:54,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434705381] [2024-11-09 05:03:54,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:54,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:54,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:54,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:54,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:54,475 INFO L87 Difference]: Start difference. First operand 12369 states and 24374 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:55,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:55,616 INFO L93 Difference]: Finished difference Result 13318 states and 26178 transitions. [2024-11-09 05:03:55,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:03:55,619 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:55,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:55,672 INFO L225 Difference]: With dead ends: 13318 [2024-11-09 05:03:55,672 INFO L226 Difference]: Without dead ends: 13199 [2024-11-09 05:03:55,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:03:55,678 INFO L432 NwaCegarLoop]: 525 mSDtfsCounter, 339 mSDsluCounter, 2077 mSDsCounter, 0 mSdLazyCounter, 1219 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 2602 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:55,678 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 2602 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1219 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:03:55,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13199 states. [2024-11-09 05:03:55,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13199 to 12298. [2024-11-09 05:03:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12298 states, 12229 states have (on average 1.981192247935236) internal successors, (24228), 12297 states have internal predecessors, (24228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:55,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12298 states to 12298 states and 24228 transitions. [2024-11-09 05:03:55,897 INFO L78 Accepts]: Start accepts. Automaton has 12298 states and 24228 transitions. Word has length 535 [2024-11-09 05:03:55,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:55,897 INFO L471 AbstractCegarLoop]: Abstraction has 12298 states and 24228 transitions. [2024-11-09 05:03:55,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 12298 states and 24228 transitions. [2024-11-09 05:03:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:55,901 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:55,901 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:55,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 05:03:55,902 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:55,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:55,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1596566699, now seen corresponding path program 15 times [2024-11-09 05:03:55,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:55,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686918137] [2024-11-09 05:03:55,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:55,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:57,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:03:57,713 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:03:57,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686918137] [2024-11-09 05:03:57,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686918137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:57,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:57,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:03:57,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972709377] [2024-11-09 05:03:57,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:57,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:03:57,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:03:57,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:03:57,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:03:57,715 INFO L87 Difference]: Start difference. First operand 12298 states and 24228 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:59,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:59,257 INFO L93 Difference]: Finished difference Result 12640 states and 24852 transitions. [2024-11-09 05:03:59,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:03:59,259 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:03:59,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:59,322 INFO L225 Difference]: With dead ends: 12640 [2024-11-09 05:03:59,322 INFO L226 Difference]: Without dead ends: 12554 [2024-11-09 05:03:59,329 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=146, Invalid=406, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:03:59,330 INFO L432 NwaCegarLoop]: 510 mSDtfsCounter, 369 mSDsluCounter, 2213 mSDsCounter, 0 mSdLazyCounter, 1416 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 2723 SdHoareTripleChecker+Invalid, 1460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 1416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:59,334 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 2723 Invalid, 1460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 1416 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:03:59,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12554 states. [2024-11-09 05:03:59,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12554 to 12295. [2024-11-09 05:03:59,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12295 states, 12226 states have (on average 1.981187632913463) internal successors, (24222), 12294 states have internal predecessors, (24222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:59,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12295 states to 12295 states and 24222 transitions. [2024-11-09 05:03:59,636 INFO L78 Accepts]: Start accepts. Automaton has 12295 states and 24222 transitions. Word has length 535 [2024-11-09 05:03:59,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:59,637 INFO L471 AbstractCegarLoop]: Abstraction has 12295 states and 24222 transitions. [2024-11-09 05:03:59,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:03:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 12295 states and 24222 transitions. [2024-11-09 05:03:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:03:59,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:59,642 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:59,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-09 05:03:59,642 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:03:59,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:59,643 INFO L85 PathProgramCache]: Analyzing trace with hash 275558685, now seen corresponding path program 16 times [2024-11-09 05:03:59,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:03:59,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895118090] [2024-11-09 05:03:59,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:59,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:03:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:01,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:01,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:01,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895118090] [2024-11-09 05:04:01,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895118090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:01,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:01,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:01,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843472504] [2024-11-09 05:04:01,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:01,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:01,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:01,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:01,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:01,839 INFO L87 Difference]: Start difference. First operand 12295 states and 24222 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:03,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:03,513 INFO L93 Difference]: Finished difference Result 12719 states and 25010 transitions. [2024-11-09 05:04:03,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:04:03,513 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:03,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:03,557 INFO L225 Difference]: With dead ends: 12719 [2024-11-09 05:04:03,557 INFO L226 Difference]: Without dead ends: 12633 [2024-11-09 05:04:03,562 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:04:03,563 INFO L432 NwaCegarLoop]: 517 mSDtfsCounter, 259 mSDsluCounter, 2409 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:03,564 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 2926 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:04:03,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12633 states. [2024-11-09 05:04:03,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12633 to 12274. [2024-11-09 05:04:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12274 states, 12205 states have (on average 1.9811552642359689) internal successors, (24180), 12273 states have internal predecessors, (24180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:03,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12274 states to 12274 states and 24180 transitions. [2024-11-09 05:04:03,783 INFO L78 Accepts]: Start accepts. Automaton has 12274 states and 24180 transitions. Word has length 535 [2024-11-09 05:04:03,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:03,784 INFO L471 AbstractCegarLoop]: Abstraction has 12274 states and 24180 transitions. [2024-11-09 05:04:03,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:03,784 INFO L276 IsEmpty]: Start isEmpty. Operand 12274 states and 24180 transitions. [2024-11-09 05:04:03,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:03,788 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:03,788 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:03,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-09 05:04:03,788 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:03,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:03,789 INFO L85 PathProgramCache]: Analyzing trace with hash 2084092705, now seen corresponding path program 17 times [2024-11-09 05:04:03,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:03,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94635047] [2024-11-09 05:04:03,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:03,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:05,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:05,842 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:05,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94635047] [2024-11-09 05:04:05,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94635047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:05,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:05,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:05,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399125705] [2024-11-09 05:04:05,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:05,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:05,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:05,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:05,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:05,845 INFO L87 Difference]: Start difference. First operand 12274 states and 24180 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:07,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:07,182 INFO L93 Difference]: Finished difference Result 13243 states and 26058 transitions. [2024-11-09 05:04:07,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:04:07,183 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:07,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:07,231 INFO L225 Difference]: With dead ends: 13243 [2024-11-09 05:04:07,232 INFO L226 Difference]: Without dead ends: 13152 [2024-11-09 05:04:07,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:04:07,238 INFO L432 NwaCegarLoop]: 519 mSDtfsCounter, 457 mSDsluCounter, 2345 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 2864 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:07,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 2864 Invalid, 1436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:04:07,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13152 states. [2024-11-09 05:04:07,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13152 to 12362. [2024-11-09 05:04:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12362 states, 12293 states have (on average 1.9816155535670708) internal successors, (24360), 12361 states have internal predecessors, (24360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12362 states to 12362 states and 24360 transitions. [2024-11-09 05:04:07,493 INFO L78 Accepts]: Start accepts. Automaton has 12362 states and 24360 transitions. Word has length 535 [2024-11-09 05:04:07,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:07,494 INFO L471 AbstractCegarLoop]: Abstraction has 12362 states and 24360 transitions. [2024-11-09 05:04:07,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:07,494 INFO L276 IsEmpty]: Start isEmpty. Operand 12362 states and 24360 transitions. [2024-11-09 05:04:07,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:07,498 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:07,498 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:07,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-09 05:04:07,498 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:07,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:07,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1581696473, now seen corresponding path program 9 times [2024-11-09 05:04:07,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:07,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646142266] [2024-11-09 05:04:07,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:07,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:09,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:09,557 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:09,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646142266] [2024-11-09 05:04:09,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646142266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:09,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:09,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:09,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904183351] [2024-11-09 05:04:09,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:09,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:09,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:09,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:09,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:09,560 INFO L87 Difference]: Start difference. First operand 12362 states and 24360 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:11,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:11,364 INFO L93 Difference]: Finished difference Result 13314 states and 26170 transitions. [2024-11-09 05:04:11,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:04:11,364 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:11,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:11,415 INFO L225 Difference]: With dead ends: 13314 [2024-11-09 05:04:11,415 INFO L226 Difference]: Without dead ends: 13199 [2024-11-09 05:04:11,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:04:11,421 INFO L432 NwaCegarLoop]: 526 mSDtfsCounter, 345 mSDsluCounter, 2725 mSDsCounter, 0 mSdLazyCounter, 1812 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 3251 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 1812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:11,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 3251 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 1812 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:04:11,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13199 states. [2024-11-09 05:04:11,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13199 to 12314. [2024-11-09 05:04:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12314 states, 12245 states have (on average 1.9815434871376072) internal successors, (24264), 12313 states have internal predecessors, (24264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:11,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12314 states to 12314 states and 24264 transitions. [2024-11-09 05:04:11,680 INFO L78 Accepts]: Start accepts. Automaton has 12314 states and 24264 transitions. Word has length 535 [2024-11-09 05:04:11,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:11,681 INFO L471 AbstractCegarLoop]: Abstraction has 12314 states and 24264 transitions. [2024-11-09 05:04:11,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:11,681 INFO L276 IsEmpty]: Start isEmpty. Operand 12314 states and 24264 transitions. [2024-11-09 05:04:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:11,685 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:11,685 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:11,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-09 05:04:11,686 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:11,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:11,686 INFO L85 PathProgramCache]: Analyzing trace with hash 318653581, now seen corresponding path program 10 times [2024-11-09 05:04:11,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:11,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833705158] [2024-11-09 05:04:11,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:11,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:13,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:13,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833705158] [2024-11-09 05:04:13,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833705158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:13,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:13,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:13,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880162564] [2024-11-09 05:04:13,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:13,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:13,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:13,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:13,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:13,888 INFO L87 Difference]: Start difference. First operand 12314 states and 24264 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:15,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:15,107 INFO L93 Difference]: Finished difference Result 12628 states and 24801 transitions. [2024-11-09 05:04:15,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:04:15,107 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:15,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:15,148 INFO L225 Difference]: With dead ends: 12628 [2024-11-09 05:04:15,148 INFO L226 Difference]: Without dead ends: 12518 [2024-11-09 05:04:15,153 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:04:15,153 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 227 mSDsluCounter, 2179 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 2677 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:15,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 2677 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1235 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:04:15,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12518 states. [2024-11-09 05:04:15,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12518 to 12313. [2024-11-09 05:04:15,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12313 states, 12244 states have (on average 1.9815419797451812) internal successors, (24262), 12312 states have internal predecessors, (24262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12313 states to 12313 states and 24262 transitions. [2024-11-09 05:04:15,373 INFO L78 Accepts]: Start accepts. Automaton has 12313 states and 24262 transitions. Word has length 535 [2024-11-09 05:04:15,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:15,374 INFO L471 AbstractCegarLoop]: Abstraction has 12313 states and 24262 transitions. [2024-11-09 05:04:15,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 12313 states and 24262 transitions. [2024-11-09 05:04:15,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:15,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:15,378 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:15,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-09 05:04:15,378 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:15,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:15,379 INFO L85 PathProgramCache]: Analyzing trace with hash 2058404543, now seen corresponding path program 11 times [2024-11-09 05:04:15,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:15,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144803113] [2024-11-09 05:04:15,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:15,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:17,176 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:17,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144803113] [2024-11-09 05:04:17,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144803113] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:17,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:17,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:17,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400038287] [2024-11-09 05:04:17,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:17,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:17,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:17,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:17,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:17,178 INFO L87 Difference]: Start difference. First operand 12313 states and 24262 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:18,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:18,668 INFO L93 Difference]: Finished difference Result 12686 states and 24917 transitions. [2024-11-09 05:04:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:04:18,668 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:18,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:18,711 INFO L225 Difference]: With dead ends: 12686 [2024-11-09 05:04:18,711 INFO L226 Difference]: Without dead ends: 12571 [2024-11-09 05:04:18,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:04:18,716 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 251 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 3014 SdHoareTripleChecker+Invalid, 1618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:18,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 3014 Invalid, 1618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:04:18,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12571 states. [2024-11-09 05:04:18,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12571 to 12312. [2024-11-09 05:04:18,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12312 states, 12243 states have (on average 1.9815404721065097) internal successors, (24260), 12311 states have internal predecessors, (24260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12312 states to 12312 states and 24260 transitions. [2024-11-09 05:04:18,943 INFO L78 Accepts]: Start accepts. Automaton has 12312 states and 24260 transitions. Word has length 535 [2024-11-09 05:04:18,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:18,944 INFO L471 AbstractCegarLoop]: Abstraction has 12312 states and 24260 transitions. [2024-11-09 05:04:18,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 12312 states and 24260 transitions. [2024-11-09 05:04:18,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:18,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:18,948 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:18,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-09 05:04:18,949 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:18,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:18,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1011416171, now seen corresponding path program 12 times [2024-11-09 05:04:18,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:18,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037415568] [2024-11-09 05:04:18,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:18,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:20,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:20,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:20,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037415568] [2024-11-09 05:04:20,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037415568] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:20,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:20,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:20,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802519140] [2024-11-09 05:04:20,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:20,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:20,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:20,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:20,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:20,992 INFO L87 Difference]: Start difference. First operand 12312 states and 24260 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:22,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:22,527 INFO L93 Difference]: Finished difference Result 12727 states and 24999 transitions. [2024-11-09 05:04:22,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:04:22,528 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:22,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:22,659 INFO L225 Difference]: With dead ends: 12727 [2024-11-09 05:04:22,659 INFO L226 Difference]: Without dead ends: 12612 [2024-11-09 05:04:22,662 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:04:22,662 INFO L432 NwaCegarLoop]: 509 mSDtfsCounter, 249 mSDsluCounter, 2235 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 2744 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:22,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 2744 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1431 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:04:22,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12612 states. [2024-11-09 05:04:22,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12612 to 12311. [2024-11-09 05:04:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12311 states, 12242 states have (on average 1.9815389642215324) internal successors, (24258), 12310 states have internal predecessors, (24258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12311 states to 12311 states and 24258 transitions. [2024-11-09 05:04:22,923 INFO L78 Accepts]: Start accepts. Automaton has 12311 states and 24258 transitions. Word has length 535 [2024-11-09 05:04:22,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:22,924 INFO L471 AbstractCegarLoop]: Abstraction has 12311 states and 24258 transitions. [2024-11-09 05:04:22,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:22,924 INFO L276 IsEmpty]: Start isEmpty. Operand 12311 states and 24258 transitions. [2024-11-09 05:04:22,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:22,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:22,930 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:22,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-09 05:04:22,930 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:22,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:22,931 INFO L85 PathProgramCache]: Analyzing trace with hash -635749791, now seen corresponding path program 13 times [2024-11-09 05:04:22,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:22,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462461443] [2024-11-09 05:04:22,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:22,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:25,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:25,015 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:25,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462461443] [2024-11-09 05:04:25,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462461443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:25,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:25,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:25,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531142758] [2024-11-09 05:04:25,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:25,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:25,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:25,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:25,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:25,018 INFO L87 Difference]: Start difference. First operand 12311 states and 24258 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:26,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:26,608 INFO L93 Difference]: Finished difference Result 12745 states and 25031 transitions. [2024-11-09 05:04:26,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:04:26,608 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:26,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:26,655 INFO L225 Difference]: With dead ends: 12745 [2024-11-09 05:04:26,656 INFO L226 Difference]: Without dead ends: 12630 [2024-11-09 05:04:26,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:04:26,661 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 260 mSDsluCounter, 2269 mSDsCounter, 0 mSdLazyCounter, 1543 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 2784 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 1543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:26,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 2784 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 1543 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:04:26,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12630 states. [2024-11-09 05:04:26,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12630 to 12273. [2024-11-09 05:04:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12273 states, 12204 states have (on average 1.9811537200917733) internal successors, (24178), 12272 states have internal predecessors, (24178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:26,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12273 states to 12273 states and 24178 transitions. [2024-11-09 05:04:26,887 INFO L78 Accepts]: Start accepts. Automaton has 12273 states and 24178 transitions. Word has length 535 [2024-11-09 05:04:26,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:26,888 INFO L471 AbstractCegarLoop]: Abstraction has 12273 states and 24178 transitions. [2024-11-09 05:04:26,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 12273 states and 24178 transitions. [2024-11-09 05:04:26,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:26,892 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:26,892 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:26,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-09 05:04:26,893 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:26,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:26,893 INFO L85 PathProgramCache]: Analyzing trace with hash -115634239, now seen corresponding path program 18 times [2024-11-09 05:04:26,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:26,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76172628] [2024-11-09 05:04:26,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:26,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:29,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:29,010 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:29,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76172628] [2024-11-09 05:04:29,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76172628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:29,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:29,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:29,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870748891] [2024-11-09 05:04:29,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:29,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:29,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:29,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:29,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:29,012 INFO L87 Difference]: Start difference. First operand 12273 states and 24178 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:30,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:30,560 INFO L93 Difference]: Finished difference Result 12890 states and 25348 transitions. [2024-11-09 05:04:30,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 05:04:30,560 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:30,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:30,605 INFO L225 Difference]: With dead ends: 12890 [2024-11-09 05:04:30,605 INFO L226 Difference]: Without dead ends: 12799 [2024-11-09 05:04:30,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=197, Invalid=615, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:04:30,611 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 653 mSDsluCounter, 2662 mSDsCounter, 0 mSdLazyCounter, 1470 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 3277 SdHoareTripleChecker+Invalid, 1524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:30,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [653 Valid, 3277 Invalid, 1524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1470 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:04:30,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12799 states. [2024-11-09 05:04:30,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12799 to 12182. [2024-11-09 05:04:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12182 states, 12114 states have (on average 1.9805184084530296) internal successors, (23992), 12181 states have internal predecessors, (23992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12182 states to 12182 states and 23992 transitions. [2024-11-09 05:04:30,832 INFO L78 Accepts]: Start accepts. Automaton has 12182 states and 23992 transitions. Word has length 535 [2024-11-09 05:04:30,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:30,833 INFO L471 AbstractCegarLoop]: Abstraction has 12182 states and 23992 transitions. [2024-11-09 05:04:30,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:30,833 INFO L276 IsEmpty]: Start isEmpty. Operand 12182 states and 23992 transitions. [2024-11-09 05:04:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:30,836 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:30,837 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:30,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-09 05:04:30,837 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:30,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:30,837 INFO L85 PathProgramCache]: Analyzing trace with hash -618030471, now seen corresponding path program 14 times [2024-11-09 05:04:30,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:30,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271881735] [2024-11-09 05:04:30,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:30,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:32,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:32,908 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:32,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271881735] [2024-11-09 05:04:32,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271881735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:32,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:32,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:32,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986423887] [2024-11-09 05:04:32,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:32,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:32,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:32,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:32,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:32,911 INFO L87 Difference]: Start difference. First operand 12182 states and 23992 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:34,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:34,520 INFO L93 Difference]: Finished difference Result 12981 states and 25500 transitions. [2024-11-09 05:04:34,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:04:34,521 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:34,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:34,565 INFO L225 Difference]: With dead ends: 12981 [2024-11-09 05:04:34,565 INFO L226 Difference]: Without dead ends: 12866 [2024-11-09 05:04:34,570 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=571, Unknown=0, NotChecked=0, Total=756 [2024-11-09 05:04:34,570 INFO L432 NwaCegarLoop]: 621 mSDtfsCounter, 593 mSDsluCounter, 2377 mSDsCounter, 0 mSdLazyCounter, 1214 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 593 SdHoareTripleChecker+Valid, 2998 SdHoareTripleChecker+Invalid, 1259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:34,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [593 Valid, 2998 Invalid, 1259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1214 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:04:34,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12866 states. [2024-11-09 05:04:34,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12866 to 12074. [2024-11-09 05:04:34,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12074 states, 12006 states have (on average 1.9803431617524572) internal successors, (23776), 12073 states have internal predecessors, (23776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:34,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12074 states to 12074 states and 23776 transitions. [2024-11-09 05:04:34,802 INFO L78 Accepts]: Start accepts. Automaton has 12074 states and 23776 transitions. Word has length 535 [2024-11-09 05:04:34,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:34,803 INFO L471 AbstractCegarLoop]: Abstraction has 12074 states and 23776 transitions. [2024-11-09 05:04:34,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:34,803 INFO L276 IsEmpty]: Start isEmpty. Operand 12074 states and 23776 transitions. [2024-11-09 05:04:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:34,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:34,807 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:34,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-09 05:04:34,807 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:34,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:34,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1881073363, now seen corresponding path program 15 times [2024-11-09 05:04:34,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:34,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275435631] [2024-11-09 05:04:34,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:34,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:36,817 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:36,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275435631] [2024-11-09 05:04:36,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275435631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:36,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:36,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:36,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527710448] [2024-11-09 05:04:36,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:36,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:36,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:36,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:36,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:36,820 INFO L87 Difference]: Start difference. First operand 12074 states and 23776 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:38,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:38,402 INFO L93 Difference]: Finished difference Result 12391 states and 24319 transitions. [2024-11-09 05:04:38,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:04:38,403 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:38,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:38,450 INFO L225 Difference]: With dead ends: 12391 [2024-11-09 05:04:38,450 INFO L226 Difference]: Without dead ends: 12281 [2024-11-09 05:04:38,455 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:04:38,456 INFO L432 NwaCegarLoop]: 593 mSDtfsCounter, 479 mSDsluCounter, 2465 mSDsCounter, 0 mSdLazyCounter, 1341 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 3058 SdHoareTripleChecker+Invalid, 1357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 1341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:38,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [479 Valid, 3058 Invalid, 1357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 1341 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:04:38,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12281 states. [2024-11-09 05:04:38,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12281 to 12077. [2024-11-09 05:04:38,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12077 states, 12009 states have (on average 1.980348072279124) internal successors, (23782), 12076 states have internal predecessors, (23782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12077 states to 12077 states and 23782 transitions. [2024-11-09 05:04:38,687 INFO L78 Accepts]: Start accepts. Automaton has 12077 states and 23782 transitions. Word has length 535 [2024-11-09 05:04:38,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:38,688 INFO L471 AbstractCegarLoop]: Abstraction has 12077 states and 23782 transitions. [2024-11-09 05:04:38,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:38,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12077 states and 23782 transitions. [2024-11-09 05:04:38,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:38,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:38,692 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:38,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-09 05:04:38,692 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:38,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:38,693 INFO L85 PathProgramCache]: Analyzing trace with hash -141322401, now seen corresponding path program 16 times [2024-11-09 05:04:38,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:38,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565087551] [2024-11-09 05:04:38,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:38,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:40,971 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:40,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565087551] [2024-11-09 05:04:40,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565087551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:40,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:40,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:40,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717524211] [2024-11-09 05:04:40,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:40,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:40,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:40,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:40,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:40,974 INFO L87 Difference]: Start difference. First operand 12077 states and 23782 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:42,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:42,705 INFO L93 Difference]: Finished difference Result 12449 states and 24435 transitions. [2024-11-09 05:04:42,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:04:42,706 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:42,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:42,749 INFO L225 Difference]: With dead ends: 12449 [2024-11-09 05:04:42,749 INFO L226 Difference]: Without dead ends: 12334 [2024-11-09 05:04:42,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:04:42,755 INFO L432 NwaCegarLoop]: 600 mSDtfsCounter, 495 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 3091 SdHoareTripleChecker+Invalid, 1456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:42,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 3091 Invalid, 1456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:04:42,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12334 states. [2024-11-09 05:04:42,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12334 to 12076. [2024-11-09 05:04:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12076 states, 12008 states have (on average 1.980346435709527) internal successors, (23780), 12075 states have internal predecessors, (23780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:42,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12076 states to 12076 states and 23780 transitions. [2024-11-09 05:04:42,972 INFO L78 Accepts]: Start accepts. Automaton has 12076 states and 23780 transitions. Word has length 535 [2024-11-09 05:04:42,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:42,973 INFO L471 AbstractCegarLoop]: Abstraction has 12076 states and 23780 transitions. [2024-11-09 05:04:42,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 12076 states and 23780 transitions. [2024-11-09 05:04:42,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:42,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:42,977 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:42,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-09 05:04:42,977 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:42,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:42,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1188310773, now seen corresponding path program 17 times [2024-11-09 05:04:42,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:42,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484060303] [2024-11-09 05:04:42,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:42,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:45,065 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:45,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484060303] [2024-11-09 05:04:45,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484060303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:45,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:45,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:45,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585327270] [2024-11-09 05:04:45,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:45,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:45,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:45,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:45,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:45,068 INFO L87 Difference]: Start difference. First operand 12076 states and 23780 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:47,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:47,320 INFO L93 Difference]: Finished difference Result 12490 states and 24517 transitions. [2024-11-09 05:04:47,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:04:47,321 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:47,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:47,365 INFO L225 Difference]: With dead ends: 12490 [2024-11-09 05:04:47,365 INFO L226 Difference]: Without dead ends: 12375 [2024-11-09 05:04:47,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=135, Invalid=417, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:04:47,370 INFO L432 NwaCegarLoop]: 604 mSDtfsCounter, 499 mSDsluCounter, 3238 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 3842 SdHoareTripleChecker+Invalid, 2264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:47,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [499 Valid, 3842 Invalid, 2264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:04:47,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12375 states. [2024-11-09 05:04:47,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12375 to 12075. [2024-11-09 05:04:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12075 states, 12007 states have (on average 1.9803447988673273) internal successors, (23778), 12074 states have internal predecessors, (23778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:47,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12075 states to 12075 states and 23778 transitions. [2024-11-09 05:04:47,592 INFO L78 Accepts]: Start accepts. Automaton has 12075 states and 23778 transitions. Word has length 535 [2024-11-09 05:04:47,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:47,593 INFO L471 AbstractCegarLoop]: Abstraction has 12075 states and 23778 transitions. [2024-11-09 05:04:47,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 12075 states and 23778 transitions. [2024-11-09 05:04:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:47,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:47,598 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:47,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-09 05:04:47,598 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:47,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:47,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1459490561, now seen corresponding path program 18 times [2024-11-09 05:04:47,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:47,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078956028] [2024-11-09 05:04:47,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:47,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:49,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:49,594 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:49,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078956028] [2024-11-09 05:04:49,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078956028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:49,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:49,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:49,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806644336] [2024-11-09 05:04:49,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:49,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:49,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:49,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:49,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:49,596 INFO L87 Difference]: Start difference. First operand 12075 states and 23778 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:51,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:51,605 INFO L93 Difference]: Finished difference Result 12536 states and 24609 transitions. [2024-11-09 05:04:51,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:04:51,605 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:51,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:51,646 INFO L225 Difference]: With dead ends: 12536 [2024-11-09 05:04:51,647 INFO L226 Difference]: Without dead ends: 12421 [2024-11-09 05:04:51,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:04:51,652 INFO L432 NwaCegarLoop]: 610 mSDtfsCounter, 515 mSDsluCounter, 2891 mSDsCounter, 0 mSdLazyCounter, 1937 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 3501 SdHoareTripleChecker+Invalid, 1988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:51,653 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [515 Valid, 3501 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1937 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 05:04:51,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12421 states. [2024-11-09 05:04:51,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12421 to 12070. [2024-11-09 05:04:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12070 states, 12002 states have (on average 1.9803366105649058) internal successors, (23768), 12069 states have internal predecessors, (23768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12070 states to 12070 states and 23768 transitions. [2024-11-09 05:04:51,867 INFO L78 Accepts]: Start accepts. Automaton has 12070 states and 23768 transitions. Word has length 535 [2024-11-09 05:04:51,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:51,867 INFO L471 AbstractCegarLoop]: Abstraction has 12070 states and 23768 transitions. [2024-11-09 05:04:51,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:51,868 INFO L276 IsEmpty]: Start isEmpty. Operand 12070 states and 23768 transitions. [2024-11-09 05:04:51,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:51,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:51,871 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:51,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-09 05:04:51,872 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:51,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:51,872 INFO L85 PathProgramCache]: Analyzing trace with hash 2145815301, now seen corresponding path program 19 times [2024-11-09 05:04:51,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:51,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126721360] [2024-11-09 05:04:51,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:51,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:53,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:53,919 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:53,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126721360] [2024-11-09 05:04:53,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126721360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:53,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:53,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:53,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719539378] [2024-11-09 05:04:53,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:53,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:53,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:53,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:53,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:53,927 INFO L87 Difference]: Start difference. First operand 12070 states and 23768 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:55,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:55,771 INFO L93 Difference]: Finished difference Result 12414 states and 24362 transitions. [2024-11-09 05:04:55,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:04:55,771 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:04:55,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:55,814 INFO L225 Difference]: With dead ends: 12414 [2024-11-09 05:04:55,814 INFO L226 Difference]: Without dead ends: 12304 [2024-11-09 05:04:55,819 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:04:55,820 INFO L432 NwaCegarLoop]: 764 mSDtfsCounter, 767 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 767 SdHoareTripleChecker+Valid, 3037 SdHoareTripleChecker+Invalid, 1852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:55,820 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [767 Valid, 3037 Invalid, 1852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:04:55,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12304 states. [2024-11-09 05:04:55,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12304 to 12070. [2024-11-09 05:04:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12070 states, 12002 states have (on average 1.9803366105649058) internal successors, (23768), 12069 states have internal predecessors, (23768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:56,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12070 states to 12070 states and 23768 transitions. [2024-11-09 05:04:56,052 INFO L78 Accepts]: Start accepts. Automaton has 12070 states and 23768 transitions. Word has length 535 [2024-11-09 05:04:56,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:56,053 INFO L471 AbstractCegarLoop]: Abstraction has 12070 states and 23768 transitions. [2024-11-09 05:04:56,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:04:56,053 INFO L276 IsEmpty]: Start isEmpty. Operand 12070 states and 23768 transitions. [2024-11-09 05:04:56,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:04:56,056 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:56,056 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:56,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-09 05:04:56,057 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:04:56,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:56,057 INFO L85 PathProgramCache]: Analyzing trace with hash 833409107, now seen corresponding path program 20 times [2024-11-09 05:04:56,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:04:56,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833472982] [2024-11-09 05:04:56,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:56,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:04:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:04:58,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:04:58,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833472982] [2024-11-09 05:04:58,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833472982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:04:58,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:04:58,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:04:58,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458518826] [2024-11-09 05:04:58,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:04:58,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:04:58,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:04:58,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:04:58,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:04:58,213 INFO L87 Difference]: Start difference. First operand 12070 states and 23768 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:00,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:00,321 INFO L93 Difference]: Finished difference Result 12439 states and 24412 transitions. [2024-11-09 05:05:00,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:05:00,322 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:00,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:00,362 INFO L225 Difference]: With dead ends: 12439 [2024-11-09 05:05:00,362 INFO L226 Difference]: Without dead ends: 12329 [2024-11-09 05:05:00,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:05:00,367 INFO L432 NwaCegarLoop]: 765 mSDtfsCounter, 690 mSDsluCounter, 2601 mSDsCounter, 0 mSdLazyCounter, 2193 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 3366 SdHoareTripleChecker+Invalid, 2237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 2193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:00,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 3366 Invalid, 2237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 2193 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:05:00,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12329 states. [2024-11-09 05:05:00,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12329 to 12071. [2024-11-09 05:05:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12071 states, 12003 states have (on average 1.9803382487711405) internal successors, (23770), 12070 states have internal predecessors, (23770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:00,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12071 states to 12071 states and 23770 transitions. [2024-11-09 05:05:00,569 INFO L78 Accepts]: Start accepts. Automaton has 12071 states and 23770 transitions. Word has length 535 [2024-11-09 05:05:00,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:00,570 INFO L471 AbstractCegarLoop]: Abstraction has 12071 states and 23770 transitions. [2024-11-09 05:05:00,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 12071 states and 23770 transitions. [2024-11-09 05:05:00,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:00,575 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:00,575 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:00,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-09 05:05:00,575 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:00,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:00,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1721807227, now seen corresponding path program 21 times [2024-11-09 05:05:00,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:00,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595721136] [2024-11-09 05:05:00,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:00,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:02,479 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:02,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595721136] [2024-11-09 05:05:02,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595721136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:02,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:02,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:02,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158403124] [2024-11-09 05:05:02,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:02,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:02,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:02,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:02,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:02,481 INFO L87 Difference]: Start difference. First operand 12071 states and 23770 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:05,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:05,408 INFO L93 Difference]: Finished difference Result 12473 states and 24480 transitions. [2024-11-09 05:05:05,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:05:05,408 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:05,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:05,450 INFO L225 Difference]: With dead ends: 12473 [2024-11-09 05:05:05,450 INFO L226 Difference]: Without dead ends: 12358 [2024-11-09 05:05:05,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:05:05,455 INFO L432 NwaCegarLoop]: 771 mSDtfsCounter, 702 mSDsluCounter, 3325 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 4096 SdHoareTripleChecker+Invalid, 2955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:05,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [702 Valid, 4096 Invalid, 2955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 2909 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 05:05:05,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12358 states. [2024-11-09 05:05:05,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12358 to 12087. [2024-11-09 05:05:05,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12087 states, 12019 states have (on average 1.9803644229969215) internal successors, (23802), 12086 states have internal predecessors, (23802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12087 states to 12087 states and 23802 transitions. [2024-11-09 05:05:05,674 INFO L78 Accepts]: Start accepts. Automaton has 12087 states and 23802 transitions. Word has length 535 [2024-11-09 05:05:05,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:05,675 INFO L471 AbstractCegarLoop]: Abstraction has 12087 states and 23802 transitions. [2024-11-09 05:05:05,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:05,675 INFO L276 IsEmpty]: Start isEmpty. Operand 12087 states and 23802 transitions. [2024-11-09 05:05:05,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:05,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:05,680 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:05,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-09 05:05:05,680 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:05,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:05,681 INFO L85 PathProgramCache]: Analyzing trace with hash -451774745, now seen corresponding path program 22 times [2024-11-09 05:05:05,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:05,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459136834] [2024-11-09 05:05:05,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:05,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:07,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:07,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:07,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459136834] [2024-11-09 05:05:07,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459136834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:07,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:07,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:07,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975941053] [2024-11-09 05:05:07,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:07,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:07,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:07,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:07,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:07,866 INFO L87 Difference]: Start difference. First operand 12087 states and 23802 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:09,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:09,643 INFO L93 Difference]: Finished difference Result 12449 states and 24432 transitions. [2024-11-09 05:05:09,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:05:09,644 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:09,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:09,694 INFO L225 Difference]: With dead ends: 12449 [2024-11-09 05:05:09,694 INFO L226 Difference]: Without dead ends: 12339 [2024-11-09 05:05:09,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:05:09,702 INFO L432 NwaCegarLoop]: 697 mSDtfsCounter, 620 mSDsluCounter, 2293 mSDsCounter, 0 mSdLazyCounter, 1666 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 2990 SdHoareTripleChecker+Invalid, 1715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:09,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [620 Valid, 2990 Invalid, 1715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1666 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:05:09,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12339 states. [2024-11-09 05:05:09,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12339 to 12089. [2024-11-09 05:05:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12089 states, 12021 states have (on average 1.9803676898760503) internal successors, (23806), 12088 states have internal predecessors, (23806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:09,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12089 states to 12089 states and 23806 transitions. [2024-11-09 05:05:09,941 INFO L78 Accepts]: Start accepts. Automaton has 12089 states and 23806 transitions. Word has length 535 [2024-11-09 05:05:09,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:09,942 INFO L471 AbstractCegarLoop]: Abstraction has 12089 states and 23806 transitions. [2024-11-09 05:05:09,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:09,942 INFO L276 IsEmpty]: Start isEmpty. Operand 12089 states and 23806 transitions. [2024-11-09 05:05:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:09,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:09,948 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:09,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-09 05:05:09,949 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:09,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:09,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1287976217, now seen corresponding path program 23 times [2024-11-09 05:05:09,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:09,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644433380] [2024-11-09 05:05:09,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:09,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:11,955 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:11,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644433380] [2024-11-09 05:05:11,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644433380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:11,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:11,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:11,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276972653] [2024-11-09 05:05:11,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:11,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:11,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:11,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:11,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:11,958 INFO L87 Difference]: Start difference. First operand 12089 states and 23806 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:14,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:14,134 INFO L93 Difference]: Finished difference Result 12516 states and 24566 transitions. [2024-11-09 05:05:14,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:05:14,135 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:14,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:14,186 INFO L225 Difference]: With dead ends: 12516 [2024-11-09 05:05:14,186 INFO L226 Difference]: Without dead ends: 12401 [2024-11-09 05:05:14,191 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:05:14,191 INFO L432 NwaCegarLoop]: 703 mSDtfsCounter, 628 mSDsluCounter, 2717 mSDsCounter, 0 mSdLazyCounter, 2163 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 2214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:14,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [628 Valid, 3420 Invalid, 2214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2163 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:05:14,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12401 states. [2024-11-09 05:05:14,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12401 to 12088. [2024-11-09 05:05:14,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12088 states, 12020 states have (on average 1.9803660565723793) internal successors, (23804), 12087 states have internal predecessors, (23804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12088 states to 12088 states and 23804 transitions. [2024-11-09 05:05:14,429 INFO L78 Accepts]: Start accepts. Automaton has 12088 states and 23804 transitions. Word has length 535 [2024-11-09 05:05:14,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:14,430 INFO L471 AbstractCegarLoop]: Abstraction has 12088 states and 23804 transitions. [2024-11-09 05:05:14,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 12088 states and 23804 transitions. [2024-11-09 05:05:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:14,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:14,434 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:14,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-09 05:05:14,434 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:14,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:14,434 INFO L85 PathProgramCache]: Analyzing trace with hash 240987845, now seen corresponding path program 24 times [2024-11-09 05:05:14,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:14,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658582483] [2024-11-09 05:05:14,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:14,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:16,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:16,571 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:16,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658582483] [2024-11-09 05:05:16,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658582483] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:16,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:16,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:16,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264887052] [2024-11-09 05:05:16,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:16,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:16,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:16,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:16,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:16,574 INFO L87 Difference]: Start difference. First operand 12088 states and 23804 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:18,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:18,776 INFO L93 Difference]: Finished difference Result 12554 states and 24642 transitions. [2024-11-09 05:05:18,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:05:18,776 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:18,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:18,817 INFO L225 Difference]: With dead ends: 12554 [2024-11-09 05:05:18,817 INFO L226 Difference]: Without dead ends: 12439 [2024-11-09 05:05:18,821 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:05:18,822 INFO L432 NwaCegarLoop]: 710 mSDtfsCounter, 637 mSDsluCounter, 2739 mSDsCounter, 0 mSdLazyCounter, 2237 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 3449 SdHoareTripleChecker+Invalid, 2300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 2237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:18,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [637 Valid, 3449 Invalid, 2300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 2237 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:05:18,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12439 states. [2024-11-09 05:05:18,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12439 to 12087. [2024-11-09 05:05:18,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12087 states, 12019 states have (on average 1.9803644229969215) internal successors, (23802), 12086 states have internal predecessors, (23802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12087 states to 12087 states and 23802 transitions. [2024-11-09 05:05:19,026 INFO L78 Accepts]: Start accepts. Automaton has 12087 states and 23802 transitions. Word has length 535 [2024-11-09 05:05:19,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:19,027 INFO L471 AbstractCegarLoop]: Abstraction has 12087 states and 23802 transitions. [2024-11-09 05:05:19,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:19,027 INFO L276 IsEmpty]: Start isEmpty. Operand 12087 states and 23802 transitions. [2024-11-09 05:05:19,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:19,030 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:19,031 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:19,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-09 05:05:19,031 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:19,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:19,031 INFO L85 PathProgramCache]: Analyzing trace with hash -26827535, now seen corresponding path program 25 times [2024-11-09 05:05:19,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:19,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694699747] [2024-11-09 05:05:19,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:19,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:21,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:21,057 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:21,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694699747] [2024-11-09 05:05:21,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694699747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:21,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:21,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:21,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984014654] [2024-11-09 05:05:21,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:21,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:21,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:21,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:21,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:21,060 INFO L87 Difference]: Start difference. First operand 12087 states and 23802 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:22,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:22,439 INFO L93 Difference]: Finished difference Result 12447 states and 24428 transitions. [2024-11-09 05:05:22,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:05:22,440 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:22,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:22,482 INFO L225 Difference]: With dead ends: 12447 [2024-11-09 05:05:22,482 INFO L226 Difference]: Without dead ends: 12337 [2024-11-09 05:05:22,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:05:22,487 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 548 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1227 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 2456 SdHoareTripleChecker+Invalid, 1268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:22,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 2456 Invalid, 1268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1227 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:05:22,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12337 states. [2024-11-09 05:05:22,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12337 to 12086. [2024-11-09 05:05:22,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12086 states, 12018 states have (on average 1.980362789149609) internal successors, (23800), 12085 states have internal predecessors, (23800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12086 states to 12086 states and 23800 transitions. [2024-11-09 05:05:22,740 INFO L78 Accepts]: Start accepts. Automaton has 12086 states and 23800 transitions. Word has length 535 [2024-11-09 05:05:22,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:22,740 INFO L471 AbstractCegarLoop]: Abstraction has 12086 states and 23800 transitions. [2024-11-09 05:05:22,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:22,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12086 states and 23800 transitions. [2024-11-09 05:05:22,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:22,743 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:22,744 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:22,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-09 05:05:22,744 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:22,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:22,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1712923427, now seen corresponding path program 26 times [2024-11-09 05:05:22,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:22,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258942391] [2024-11-09 05:05:22,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:22,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:24,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:24,660 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:24,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258942391] [2024-11-09 05:05:24,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258942391] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:24,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:24,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:24,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484899532] [2024-11-09 05:05:24,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:24,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:24,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:24,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:24,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:24,664 INFO L87 Difference]: Start difference. First operand 12086 states and 23800 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:26,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:26,623 INFO L93 Difference]: Finished difference Result 12514 states and 24562 transitions. [2024-11-09 05:05:26,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:05:26,624 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:26,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:26,665 INFO L225 Difference]: With dead ends: 12514 [2024-11-09 05:05:26,665 INFO L226 Difference]: Without dead ends: 12399 [2024-11-09 05:05:26,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:05:26,670 INFO L432 NwaCegarLoop]: 646 mSDtfsCounter, 564 mSDsluCounter, 2594 mSDsCounter, 0 mSdLazyCounter, 2044 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 3240 SdHoareTripleChecker+Invalid, 2095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:26,673 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [564 Valid, 3240 Invalid, 2095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2044 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 05:05:26,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12399 states. [2024-11-09 05:05:26,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12399 to 12085. [2024-11-09 05:05:26,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12085 states, 12017 states have (on average 1.9803611550303737) internal successors, (23798), 12084 states have internal predecessors, (23798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:26,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12085 states to 12085 states and 23798 transitions. [2024-11-09 05:05:26,900 INFO L78 Accepts]: Start accepts. Automaton has 12085 states and 23798 transitions. Word has length 535 [2024-11-09 05:05:26,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:26,901 INFO L471 AbstractCegarLoop]: Abstraction has 12085 states and 23798 transitions. [2024-11-09 05:05:26,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 12085 states and 23798 transitions. [2024-11-09 05:05:26,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:26,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:26,905 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:26,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-09 05:05:26,905 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:26,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:26,905 INFO L85 PathProgramCache]: Analyzing trace with hash 665935055, now seen corresponding path program 27 times [2024-11-09 05:05:26,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:26,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194042793] [2024-11-09 05:05:26,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:26,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:28,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:28,929 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:28,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194042793] [2024-11-09 05:05:28,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194042793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:28,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:28,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:28,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334502144] [2024-11-09 05:05:28,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:28,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:28,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:28,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:28,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:28,931 INFO L87 Difference]: Start difference. First operand 12085 states and 23798 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:31,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:31,010 INFO L93 Difference]: Finished difference Result 12561 states and 24656 transitions. [2024-11-09 05:05:31,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:05:31,011 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:31,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:31,056 INFO L225 Difference]: With dead ends: 12561 [2024-11-09 05:05:31,056 INFO L226 Difference]: Without dead ends: 12446 [2024-11-09 05:05:31,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:05:31,061 INFO L432 NwaCegarLoop]: 653 mSDtfsCounter, 570 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 3314 SdHoareTripleChecker+Invalid, 2217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:31,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [570 Valid, 3314 Invalid, 2217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 05:05:31,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12446 states. [2024-11-09 05:05:31,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12446 to 12084. [2024-11-09 05:05:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12084 states, 12016 states have (on average 1.9803595206391478) internal successors, (23796), 12083 states have internal predecessors, (23796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12084 states to 12084 states and 23796 transitions. [2024-11-09 05:05:31,267 INFO L78 Accepts]: Start accepts. Automaton has 12084 states and 23796 transitions. Word has length 535 [2024-11-09 05:05:31,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:31,268 INFO L471 AbstractCegarLoop]: Abstraction has 12084 states and 23796 transitions. [2024-11-09 05:05:31,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:31,268 INFO L276 IsEmpty]: Start isEmpty. Operand 12084 states and 23796 transitions. [2024-11-09 05:05:31,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-09 05:05:31,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:31,272 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:31,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-09 05:05:31,272 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:31,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:31,273 INFO L85 PathProgramCache]: Analyzing trace with hash -981230907, now seen corresponding path program 28 times [2024-11-09 05:05:31,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:31,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750762902] [2024-11-09 05:05:31,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:31,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:33,683 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:33,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750762902] [2024-11-09 05:05:33,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750762902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:33,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:33,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:33,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678856926] [2024-11-09 05:05:33,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:33,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:33,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:33,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:33,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:33,686 INFO L87 Difference]: Start difference. First operand 12084 states and 23796 transitions. Second operand has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:35,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:35,768 INFO L93 Difference]: Finished difference Result 12588 states and 24710 transitions. [2024-11-09 05:05:35,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:05:35,769 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 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 535 [2024-11-09 05:05:35,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:35,814 INFO L225 Difference]: With dead ends: 12588 [2024-11-09 05:05:35,814 INFO L226 Difference]: Without dead ends: 12473 [2024-11-09 05:05:35,818 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:05:35,819 INFO L432 NwaCegarLoop]: 659 mSDtfsCounter, 582 mSDsluCounter, 2632 mSDsCounter, 0 mSdLazyCounter, 2202 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 3291 SdHoareTripleChecker+Invalid, 2272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 2202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:35,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [582 Valid, 3291 Invalid, 2272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 2202 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 05:05:35,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12473 states. [2024-11-09 05:05:36,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12473 to 12067. [2024-11-09 05:05:36,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12067 states, 11999 states have (on average 1.980331694307859) internal successors, (23762), 12066 states have internal predecessors, (23762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12067 states to 12067 states and 23762 transitions. [2024-11-09 05:05:36,080 INFO L78 Accepts]: Start accepts. Automaton has 12067 states and 23762 transitions. Word has length 535 [2024-11-09 05:05:36,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:36,080 INFO L471 AbstractCegarLoop]: Abstraction has 12067 states and 23762 transitions. [2024-11-09 05:05:36,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.7) internal successors, (157), 11 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:36,081 INFO L276 IsEmpty]: Start isEmpty. Operand 12067 states and 23762 transitions. [2024-11-09 05:05:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2024-11-09 05:05:36,085 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:36,085 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:36,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-09 05:05:36,086 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:36,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:36,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1245443967, now seen corresponding path program 1 times [2024-11-09 05:05:36,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:36,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799091386] [2024-11-09 05:05:36,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:36,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:37,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:37,942 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:37,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799091386] [2024-11-09 05:05:37,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799091386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:37,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:37,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:05:37,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192994266] [2024-11-09 05:05:37,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:37,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:05:37,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:37,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:05:37,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:05:37,945 INFO L87 Difference]: Start difference. First operand 12067 states and 23762 transitions. Second operand has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:38,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:38,680 INFO L93 Difference]: Finished difference Result 16277 states and 32216 transitions. [2024-11-09 05:05:38,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:05:38,680 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 537 [2024-11-09 05:05:38,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:38,729 INFO L225 Difference]: With dead ends: 16277 [2024-11-09 05:05:38,729 INFO L226 Difference]: Without dead ends: 16089 [2024-11-09 05:05:38,735 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 [2024-11-09 05:05:38,735 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 308 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 947 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:38,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 947 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:05:38,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16089 states. [2024-11-09 05:05:38,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16089 to 12721. [2024-11-09 05:05:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12721 states, 12653 states have (on average 1.9819805579704417) internal successors, (25078), 12720 states have internal predecessors, (25078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12721 states to 12721 states and 25078 transitions. [2024-11-09 05:05:39,017 INFO L78 Accepts]: Start accepts. Automaton has 12721 states and 25078 transitions. Word has length 537 [2024-11-09 05:05:39,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:39,018 INFO L471 AbstractCegarLoop]: Abstraction has 12721 states and 25078 transitions. [2024-11-09 05:05:39,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:39,018 INFO L276 IsEmpty]: Start isEmpty. Operand 12721 states and 25078 transitions. [2024-11-09 05:05:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2024-11-09 05:05:39,023 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:39,023 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:39,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-09 05:05:39,024 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:39,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:39,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1373534510, now seen corresponding path program 1 times [2024-11-09 05:05:39,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:39,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215710212] [2024-11-09 05:05:39,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:39,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:40,633 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:40,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215710212] [2024-11-09 05:05:40,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215710212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:40,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:40,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:05:40,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900813301] [2024-11-09 05:05:40,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:40,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:05:40,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:40,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:05:40,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:05:40,635 INFO L87 Difference]: Start difference. First operand 12721 states and 25078 transitions. Second operand has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:41,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:41,650 INFO L93 Difference]: Finished difference Result 15073 states and 29774 transitions. [2024-11-09 05:05:41,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:05:41,650 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 537 [2024-11-09 05:05:41,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:41,707 INFO L225 Difference]: With dead ends: 15073 [2024-11-09 05:05:41,707 INFO L226 Difference]: Without dead ends: 14941 [2024-11-09 05:05:41,712 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 [2024-11-09 05:05:41,712 INFO L432 NwaCegarLoop]: 533 mSDtfsCounter, 352 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:41,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 1078 Invalid, 864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:05:41,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14941 states. [2024-11-09 05:05:41,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14941 to 13145. [2024-11-09 05:05:41,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13145 states, 13079 states have (on average 1.982261640798226) internal successors, (25926), 13144 states have internal predecessors, (25926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13145 states to 13145 states and 25926 transitions. [2024-11-09 05:05:41,957 INFO L78 Accepts]: Start accepts. Automaton has 13145 states and 25926 transitions. Word has length 537 [2024-11-09 05:05:41,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:41,958 INFO L471 AbstractCegarLoop]: Abstraction has 13145 states and 25926 transitions. [2024-11-09 05:05:41,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:41,958 INFO L276 IsEmpty]: Start isEmpty. Operand 13145 states and 25926 transitions. [2024-11-09 05:05:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:05:41,962 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:41,962 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:41,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-09 05:05:41,962 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:41,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:41,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1243278184, now seen corresponding path program 1 times [2024-11-09 05:05:41,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:41,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938724930] [2024-11-09 05:05:41,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:41,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:44,169 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:44,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938724930] [2024-11-09 05:05:44,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938724930] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:44,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:44,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:44,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194228344] [2024-11-09 05:05:44,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:44,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:44,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:44,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:44,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:44,171 INFO L87 Difference]: Start difference. First operand 13145 states and 25926 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:45,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:45,818 INFO L93 Difference]: Finished difference Result 13364 states and 26305 transitions. [2024-11-09 05:05:45,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:05:45,819 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:05:45,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:45,861 INFO L225 Difference]: With dead ends: 13364 [2024-11-09 05:05:45,862 INFO L226 Difference]: Without dead ends: 13284 [2024-11-09 05:05:45,866 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:05:45,867 INFO L432 NwaCegarLoop]: 644 mSDtfsCounter, 607 mSDsluCounter, 2192 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 607 SdHoareTripleChecker+Valid, 2836 SdHoareTripleChecker+Invalid, 1592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:45,867 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [607 Valid, 2836 Invalid, 1592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:05:45,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13284 states. [2024-11-09 05:05:46,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13284 to 13162. [2024-11-09 05:05:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13162 states, 13096 states have (on average 1.9822846670739156) internal successors, (25960), 13161 states have internal predecessors, (25960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:46,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13162 states to 13162 states and 25960 transitions. [2024-11-09 05:05:46,102 INFO L78 Accepts]: Start accepts. Automaton has 13162 states and 25960 transitions. Word has length 543 [2024-11-09 05:05:46,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:46,103 INFO L471 AbstractCegarLoop]: Abstraction has 13162 states and 25960 transitions. [2024-11-09 05:05:46,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:46,103 INFO L276 IsEmpty]: Start isEmpty. Operand 13162 states and 25960 transitions. [2024-11-09 05:05:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:05:46,107 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:46,107 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:46,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-09 05:05:46,107 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:46,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:46,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1098946686, now seen corresponding path program 2 times [2024-11-09 05:05:46,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:46,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015441860] [2024-11-09 05:05:46,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:46,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:48,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:48,111 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:48,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015441860] [2024-11-09 05:05:48,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015441860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:48,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:48,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:48,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442175313] [2024-11-09 05:05:48,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:48,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:48,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:48,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:48,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:48,113 INFO L87 Difference]: Start difference. First operand 13162 states and 25960 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:49,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:49,837 INFO L93 Difference]: Finished difference Result 13389 states and 26355 transitions. [2024-11-09 05:05:49,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:05:49,838 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:05:49,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:49,881 INFO L225 Difference]: With dead ends: 13389 [2024-11-09 05:05:49,881 INFO L226 Difference]: Without dead ends: 13309 [2024-11-09 05:05:49,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:05:49,886 INFO L432 NwaCegarLoop]: 643 mSDtfsCounter, 556 mSDsluCounter, 2201 mSDsCounter, 0 mSdLazyCounter, 1533 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 2844 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 1533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:49,886 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [556 Valid, 2844 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 1533 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:05:49,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13309 states. [2024-11-09 05:05:50,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13309 to 13163. [2024-11-09 05:05:50,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13163 states, 13097 states have (on average 1.9822860196991678) internal successors, (25962), 13162 states have internal predecessors, (25962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:50,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13163 states to 13163 states and 25962 transitions. [2024-11-09 05:05:50,116 INFO L78 Accepts]: Start accepts. Automaton has 13163 states and 25962 transitions. Word has length 543 [2024-11-09 05:05:50,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:50,117 INFO L471 AbstractCegarLoop]: Abstraction has 13163 states and 25962 transitions. [2024-11-09 05:05:50,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:50,117 INFO L276 IsEmpty]: Start isEmpty. Operand 13163 states and 25962 transitions. [2024-11-09 05:05:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:05:50,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:50,121 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:50,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-09 05:05:50,121 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:50,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:50,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1466378630, now seen corresponding path program 3 times [2024-11-09 05:05:50,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:50,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469624252] [2024-11-09 05:05:50,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:50,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:52,066 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:52,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469624252] [2024-11-09 05:05:52,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469624252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:52,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:52,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:52,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392646551] [2024-11-09 05:05:52,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:52,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:52,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:52,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:52,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:52,068 INFO L87 Difference]: Start difference. First operand 13163 states and 25962 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:54,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:54,397 INFO L93 Difference]: Finished difference Result 13429 states and 26438 transitions. [2024-11-09 05:05:54,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:05:54,397 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:05:54,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:54,441 INFO L225 Difference]: With dead ends: 13429 [2024-11-09 05:05:54,441 INFO L226 Difference]: Without dead ends: 13344 [2024-11-09 05:05:54,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:05:54,446 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 576 mSDsluCounter, 2918 mSDsCounter, 0 mSdLazyCounter, 2255 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 3558 SdHoareTripleChecker+Invalid, 2317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 2255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:54,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [576 Valid, 3558 Invalid, 2317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 2255 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-09 05:05:54,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13344 states. [2024-11-09 05:05:54,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13344 to 13185. [2024-11-09 05:05:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13185 states, 13119 states have (on average 1.9823157252839394) internal successors, (26006), 13184 states have internal predecessors, (26006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13185 states to 13185 states and 26006 transitions. [2024-11-09 05:05:54,680 INFO L78 Accepts]: Start accepts. Automaton has 13185 states and 26006 transitions. Word has length 543 [2024-11-09 05:05:54,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:54,680 INFO L471 AbstractCegarLoop]: Abstraction has 13185 states and 26006 transitions. [2024-11-09 05:05:54,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:54,681 INFO L276 IsEmpty]: Start isEmpty. Operand 13185 states and 26006 transitions. [2024-11-09 05:05:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:05:54,684 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:54,685 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:54,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-09 05:05:54,685 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:54,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:54,685 INFO L85 PathProgramCache]: Analyzing trace with hash -762733374, now seen corresponding path program 4 times [2024-11-09 05:05:54,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:54,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456881762] [2024-11-09 05:05:54,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:54,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:05:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:05:56,658 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:05:56,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456881762] [2024-11-09 05:05:56,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456881762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:05:56,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:05:56,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:05:56,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862328080] [2024-11-09 05:05:56,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:05:56,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:05:56,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:05:56,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:05:56,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:05:56,660 INFO L87 Difference]: Start difference. First operand 13185 states and 26006 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:58,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:05:58,854 INFO L93 Difference]: Finished difference Result 13429 states and 26435 transitions. [2024-11-09 05:05:58,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:05:58,854 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:05:58,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:05:58,897 INFO L225 Difference]: With dead ends: 13429 [2024-11-09 05:05:58,898 INFO L226 Difference]: Without dead ends: 13349 [2024-11-09 05:05:58,902 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:05:58,902 INFO L432 NwaCegarLoop]: 596 mSDtfsCounter, 480 mSDsluCounter, 2836 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 3432 SdHoareTripleChecker+Invalid, 2216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:05:58,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [480 Valid, 3432 Invalid, 2216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [38 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:05:58,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13349 states. [2024-11-09 05:05:59,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13349 to 13187. [2024-11-09 05:05:59,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13187 states, 13121 states have (on average 1.9823184208520692) internal successors, (26010), 13186 states have internal predecessors, (26010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:59,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13187 states to 13187 states and 26010 transitions. [2024-11-09 05:05:59,137 INFO L78 Accepts]: Start accepts. Automaton has 13187 states and 26010 transitions. Word has length 543 [2024-11-09 05:05:59,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:05:59,138 INFO L471 AbstractCegarLoop]: Abstraction has 13187 states and 26010 transitions. [2024-11-09 05:05:59,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:05:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 13187 states and 26010 transitions. [2024-11-09 05:05:59,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:05:59,142 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:05:59,142 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:05:59,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-09 05:05:59,142 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:05:59,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:05:59,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1802591942, now seen corresponding path program 5 times [2024-11-09 05:05:59,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:05:59,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103877087] [2024-11-09 05:05:59,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:05:59,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:05:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:01,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:01,248 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:01,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103877087] [2024-11-09 05:06:01,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103877087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:01,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:01,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:01,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617211816] [2024-11-09 05:06:01,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:01,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:01,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:01,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:01,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:01,250 INFO L87 Difference]: Start difference. First operand 13187 states and 26010 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:03,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:03,428 INFO L93 Difference]: Finished difference Result 13502 states and 26584 transitions. [2024-11-09 05:06:03,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:06:03,429 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:03,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:03,475 INFO L225 Difference]: With dead ends: 13502 [2024-11-09 05:06:03,476 INFO L226 Difference]: Without dead ends: 13417 [2024-11-09 05:06:03,480 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:06:03,481 INFO L432 NwaCegarLoop]: 602 mSDtfsCounter, 497 mSDsluCounter, 2808 mSDsCounter, 0 mSdLazyCounter, 2127 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 2188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 2127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:03,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [497 Valid, 3410 Invalid, 2188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 2127 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:06:03,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13417 states. [2024-11-09 05:06:03,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13417 to 13207. [2024-11-09 05:06:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13207 states, 13141 states have (on average 1.9823453314055246) internal successors, (26050), 13206 states have internal predecessors, (26050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13207 states to 13207 states and 26050 transitions. [2024-11-09 05:06:03,714 INFO L78 Accepts]: Start accepts. Automaton has 13207 states and 26050 transitions. Word has length 543 [2024-11-09 05:06:03,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:03,714 INFO L471 AbstractCegarLoop]: Abstraction has 13207 states and 26050 transitions. [2024-11-09 05:06:03,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:03,714 INFO L276 IsEmpty]: Start isEmpty. Operand 13207 states and 26050 transitions. [2024-11-09 05:06:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:03,718 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:03,718 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:03,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-09 05:06:03,718 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:03,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:03,719 INFO L85 PathProgramCache]: Analyzing trace with hash -885024744, now seen corresponding path program 6 times [2024-11-09 05:06:03,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:03,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413976484] [2024-11-09 05:06:03,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:03,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:05,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:05,912 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:05,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413976484] [2024-11-09 05:06:05,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413976484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:05,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:05,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:05,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844308892] [2024-11-09 05:06:05,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:05,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:05,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:05,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:05,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:05,914 INFO L87 Difference]: Start difference. First operand 13207 states and 26050 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:08,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:08,077 INFO L93 Difference]: Finished difference Result 13513 states and 26606 transitions. [2024-11-09 05:06:08,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:06:08,078 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:08,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:08,130 INFO L225 Difference]: With dead ends: 13513 [2024-11-09 05:06:08,130 INFO L226 Difference]: Without dead ends: 13428 [2024-11-09 05:06:08,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:08,137 INFO L432 NwaCegarLoop]: 599 mSDtfsCounter, 531 mSDsluCounter, 2648 mSDsCounter, 0 mSdLazyCounter, 2162 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 3247 SdHoareTripleChecker+Invalid, 2225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 2162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:08,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 3247 Invalid, 2225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 2162 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 05:06:08,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13428 states. [2024-11-09 05:06:08,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13428 to 13231. [2024-11-09 05:06:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13231 states, 13165 states have (on average 1.9824534751234333) internal successors, (26099), 13230 states have internal predecessors, (26099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13231 states to 13231 states and 26099 transitions. [2024-11-09 05:06:08,373 INFO L78 Accepts]: Start accepts. Automaton has 13231 states and 26099 transitions. Word has length 543 [2024-11-09 05:06:08,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:08,374 INFO L471 AbstractCegarLoop]: Abstraction has 13231 states and 26099 transitions. [2024-11-09 05:06:08,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 13231 states and 26099 transitions. [2024-11-09 05:06:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:08,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:08,378 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:08,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-09 05:06:08,378 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:08,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:08,379 INFO L85 PathProgramCache]: Analyzing trace with hash -67021502, now seen corresponding path program 7 times [2024-11-09 05:06:08,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:08,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013221547] [2024-11-09 05:06:08,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:08,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:10,354 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:10,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013221547] [2024-11-09 05:06:10,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013221547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:10,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:10,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:10,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108060374] [2024-11-09 05:06:10,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:10,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:10,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:10,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:10,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:10,356 INFO L87 Difference]: Start difference. First operand 13231 states and 26099 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:11,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:11,790 INFO L93 Difference]: Finished difference Result 13478 states and 26533 transitions. [2024-11-09 05:06:11,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:06:11,791 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:11,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:11,833 INFO L225 Difference]: With dead ends: 13478 [2024-11-09 05:06:11,833 INFO L226 Difference]: Without dead ends: 13398 [2024-11-09 05:06:11,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:06:11,838 INFO L432 NwaCegarLoop]: 549 mSDtfsCounter, 435 mSDsluCounter, 1963 mSDsCounter, 0 mSdLazyCounter, 1336 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 2512 SdHoareTripleChecker+Invalid, 1382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 1336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:11,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 2512 Invalid, 1382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 1336 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:06:11,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13398 states. [2024-11-09 05:06:12,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13398 to 13234. [2024-11-09 05:06:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13234 states, 13168 states have (on average 1.9824574726609963) internal successors, (26105), 13233 states have internal predecessors, (26105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13234 states to 13234 states and 26105 transitions. [2024-11-09 05:06:12,070 INFO L78 Accepts]: Start accepts. Automaton has 13234 states and 26105 transitions. Word has length 543 [2024-11-09 05:06:12,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:12,071 INFO L471 AbstractCegarLoop]: Abstraction has 13234 states and 26105 transitions. [2024-11-09 05:06:12,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:12,071 INFO L276 IsEmpty]: Start isEmpty. Operand 13234 states and 26105 transitions. [2024-11-09 05:06:12,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:12,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:12,075 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:12,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-09 05:06:12,076 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:12,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:12,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1796663482, now seen corresponding path program 8 times [2024-11-09 05:06:12,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:12,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172222629] [2024-11-09 05:06:12,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:12,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:14,065 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:14,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172222629] [2024-11-09 05:06:14,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172222629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:14,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:14,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:14,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707303705] [2024-11-09 05:06:14,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:14,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:14,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:14,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:14,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:14,067 INFO L87 Difference]: Start difference. First operand 13234 states and 26105 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:15,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:15,676 INFO L93 Difference]: Finished difference Result 13551 states and 26682 transitions. [2024-11-09 05:06:15,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:06:15,676 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:15,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:15,721 INFO L225 Difference]: With dead ends: 13551 [2024-11-09 05:06:15,722 INFO L226 Difference]: Without dead ends: 13466 [2024-11-09 05:06:15,727 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:15,727 INFO L432 NwaCegarLoop]: 555 mSDtfsCounter, 444 mSDsluCounter, 2163 mSDsCounter, 0 mSdLazyCounter, 1521 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 2718 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 1521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:15,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 2718 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 1521 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:06:15,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13466 states. [2024-11-09 05:06:15,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13466 to 13233. [2024-11-09 05:06:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13233 states, 13167 states have (on average 1.9824561403508771) internal successors, (26103), 13232 states have internal predecessors, (26103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13233 states to 13233 states and 26103 transitions. [2024-11-09 05:06:15,986 INFO L78 Accepts]: Start accepts. Automaton has 13233 states and 26103 transitions. Word has length 543 [2024-11-09 05:06:15,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:15,986 INFO L471 AbstractCegarLoop]: Abstraction has 13233 states and 26103 transitions. [2024-11-09 05:06:15,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:15,987 INFO L276 IsEmpty]: Start isEmpty. Operand 13233 states and 26103 transitions. [2024-11-09 05:06:15,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:15,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:15,991 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:15,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-09 05:06:15,992 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:15,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:15,992 INFO L85 PathProgramCache]: Analyzing trace with hash -189312872, now seen corresponding path program 9 times [2024-11-09 05:06:15,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:15,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820698077] [2024-11-09 05:06:15,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:15,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:18,157 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:18,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820698077] [2024-11-09 05:06:18,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820698077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:18,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:18,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:18,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204048188] [2024-11-09 05:06:18,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:18,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:18,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:18,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:18,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:18,160 INFO L87 Difference]: Start difference. First operand 13233 states and 26103 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:20,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:20,124 INFO L93 Difference]: Finished difference Result 13601 states and 26782 transitions. [2024-11-09 05:06:20,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:06:20,125 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:20,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:20,173 INFO L225 Difference]: With dead ends: 13601 [2024-11-09 05:06:20,173 INFO L226 Difference]: Without dead ends: 13516 [2024-11-09 05:06:20,178 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:06:20,178 INFO L432 NwaCegarLoop]: 561 mSDtfsCounter, 451 mSDsluCounter, 2542 mSDsCounter, 0 mSdLazyCounter, 1923 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 3103 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:20,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 3103 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1923 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:06:20,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13516 states. [2024-11-09 05:06:20,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13516 to 13232. [2024-11-09 05:06:20,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13232 states, 13166 states have (on average 1.9824548078383715) internal successors, (26101), 13231 states have internal predecessors, (26101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:20,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13232 states to 13232 states and 26101 transitions. [2024-11-09 05:06:20,422 INFO L78 Accepts]: Start accepts. Automaton has 13232 states and 26101 transitions. Word has length 543 [2024-11-09 05:06:20,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:20,423 INFO L471 AbstractCegarLoop]: Abstraction has 13232 states and 26101 transitions. [2024-11-09 05:06:20,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:20,423 INFO L276 IsEmpty]: Start isEmpty. Operand 13232 states and 26101 transitions. [2024-11-09 05:06:20,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:20,427 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:20,427 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:20,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-09 05:06:20,428 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:20,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:20,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1210686522, now seen corresponding path program 10 times [2024-11-09 05:06:20,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:20,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408623406] [2024-11-09 05:06:20,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:20,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:22,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:22,462 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:22,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408623406] [2024-11-09 05:06:22,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408623406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:22,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:22,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:22,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476214676] [2024-11-09 05:06:22,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:22,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:22,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:22,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:22,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:22,464 INFO L87 Difference]: Start difference. First operand 13232 states and 26101 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:24,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:24,380 INFO L93 Difference]: Finished difference Result 13567 states and 26714 transitions. [2024-11-09 05:06:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:06:24,380 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:24,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:24,424 INFO L225 Difference]: With dead ends: 13567 [2024-11-09 05:06:24,425 INFO L226 Difference]: Without dead ends: 13482 [2024-11-09 05:06:24,430 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:06:24,430 INFO L432 NwaCegarLoop]: 558 mSDtfsCounter, 482 mSDsluCounter, 2303 mSDsCounter, 0 mSdLazyCounter, 1793 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 2861 SdHoareTripleChecker+Invalid, 1870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 1793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:24,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [482 Valid, 2861 Invalid, 1870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 1793 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:06:24,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13482 states. [2024-11-09 05:06:24,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13482 to 13256. [2024-11-09 05:06:24,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13256 states, 13190 states have (on average 1.9825625473843822) internal successors, (26150), 13255 states have internal predecessors, (26150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:24,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13256 states to 13256 states and 26150 transitions. [2024-11-09 05:06:24,663 INFO L78 Accepts]: Start accepts. Automaton has 13256 states and 26150 transitions. Word has length 543 [2024-11-09 05:06:24,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:24,663 INFO L471 AbstractCegarLoop]: Abstraction has 13256 states and 26150 transitions. [2024-11-09 05:06:24,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:24,664 INFO L276 IsEmpty]: Start isEmpty. Operand 13256 states and 26150 transitions. [2024-11-09 05:06:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:24,667 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:24,668 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:24,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-09 05:06:24,668 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:24,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:24,668 INFO L85 PathProgramCache]: Analyzing trace with hash 688627834, now seen corresponding path program 11 times [2024-11-09 05:06:24,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:24,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440684693] [2024-11-09 05:06:24,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:24,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:26,733 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:26,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440684693] [2024-11-09 05:06:26,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440684693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:26,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:26,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:26,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942993143] [2024-11-09 05:06:26,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:26,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:26,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:26,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:26,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:26,735 INFO L87 Difference]: Start difference. First operand 13256 states and 26150 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:28,312 INFO L93 Difference]: Finished difference Result 13516 states and 26611 transitions. [2024-11-09 05:06:28,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:06:28,313 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:28,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:28,367 INFO L225 Difference]: With dead ends: 13516 [2024-11-09 05:06:28,367 INFO L226 Difference]: Without dead ends: 13436 [2024-11-09 05:06:28,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:28,375 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 377 mSDsluCounter, 2504 mSDsCounter, 0 mSdLazyCounter, 1482 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 3012 SdHoareTripleChecker+Invalid, 1501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:28,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 3012 Invalid, 1501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1482 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:06:28,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13436 states. [2024-11-09 05:06:28,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13436 to 13271. [2024-11-09 05:06:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13271 states, 13205 states have (on average 1.9825823551684967) internal successors, (26180), 13270 states have internal predecessors, (26180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13271 states to 13271 states and 26180 transitions. [2024-11-09 05:06:28,614 INFO L78 Accepts]: Start accepts. Automaton has 13271 states and 26180 transitions. Word has length 543 [2024-11-09 05:06:28,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:28,614 INFO L471 AbstractCegarLoop]: Abstraction has 13271 states and 26180 transitions. [2024-11-09 05:06:28,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 13271 states and 26180 transitions. [2024-11-09 05:06:28,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:28,618 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:28,619 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:28,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-09 05:06:28,619 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:28,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:28,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1041014146, now seen corresponding path program 12 times [2024-11-09 05:06:28,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:28,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363623855] [2024-11-09 05:06:28,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:28,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:30,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:30,651 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:30,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363623855] [2024-11-09 05:06:30,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363623855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:30,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:30,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:30,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79675504] [2024-11-09 05:06:30,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:30,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:30,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:30,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:30,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:30,653 INFO L87 Difference]: Start difference. First operand 13271 states and 26180 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:32,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:32,473 INFO L93 Difference]: Finished difference Result 13580 states and 26742 transitions. [2024-11-09 05:06:32,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:06:32,473 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:32,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:32,525 INFO L225 Difference]: With dead ends: 13580 [2024-11-09 05:06:32,525 INFO L226 Difference]: Without dead ends: 13495 [2024-11-09 05:06:32,533 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:06:32,534 INFO L432 NwaCegarLoop]: 514 mSDtfsCounter, 401 mSDsluCounter, 2855 mSDsCounter, 0 mSdLazyCounter, 1848 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 1883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:32,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 3369 Invalid, 1883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1848 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:06:32,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13495 states. [2024-11-09 05:06:32,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13495 to 13270. [2024-11-09 05:06:32,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13270 states, 13204 states have (on average 1.9825810360496818) internal successors, (26178), 13269 states have internal predecessors, (26178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:32,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13270 states to 13270 states and 26178 transitions. [2024-11-09 05:06:32,800 INFO L78 Accepts]: Start accepts. Automaton has 13270 states and 26178 transitions. Word has length 543 [2024-11-09 05:06:32,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:32,800 INFO L471 AbstractCegarLoop]: Abstraction has 13270 states and 26178 transitions. [2024-11-09 05:06:32,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 13270 states and 26178 transitions. [2024-11-09 05:06:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:32,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:32,805 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:32,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-09 05:06:32,805 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:32,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:32,805 INFO L85 PathProgramCache]: Analyzing trace with hash 566336464, now seen corresponding path program 13 times [2024-11-09 05:06:32,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:32,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001354210] [2024-11-09 05:06:32,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:32,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:34,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:34,685 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:34,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001354210] [2024-11-09 05:06:34,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001354210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:34,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:34,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:34,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73405894] [2024-11-09 05:06:34,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:34,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:34,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:34,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:34,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:34,687 INFO L87 Difference]: Start difference. First operand 13270 states and 26178 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:36,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:36,418 INFO L93 Difference]: Finished difference Result 13627 states and 26836 transitions. [2024-11-09 05:06:36,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:06:36,418 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:36,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:36,560 INFO L225 Difference]: With dead ends: 13627 [2024-11-09 05:06:36,560 INFO L226 Difference]: Without dead ends: 13542 [2024-11-09 05:06:36,562 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=135, Invalid=417, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:06:36,563 INFO L432 NwaCegarLoop]: 520 mSDtfsCounter, 408 mSDsluCounter, 2546 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 3066 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:36,563 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 3066 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1643 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:06:36,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13542 states. [2024-11-09 05:06:36,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13542 to 13269. [2024-11-09 05:06:36,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13269 states, 13203 states have (on average 1.982579716731046) internal successors, (26176), 13268 states have internal predecessors, (26176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:36,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13269 states to 13269 states and 26176 transitions. [2024-11-09 05:06:36,811 INFO L78 Accepts]: Start accepts. Automaton has 13269 states and 26176 transitions. Word has length 543 [2024-11-09 05:06:36,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:36,811 INFO L471 AbstractCegarLoop]: Abstraction has 13269 states and 26176 transitions. [2024-11-09 05:06:36,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 13269 states and 26176 transitions. [2024-11-09 05:06:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:36,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:36,816 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:36,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-09 05:06:36,816 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:36,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:36,817 INFO L85 PathProgramCache]: Analyzing trace with hash -455037186, now seen corresponding path program 14 times [2024-11-09 05:06:36,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:36,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531656055] [2024-11-09 05:06:36,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:36,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:38,723 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:38,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531656055] [2024-11-09 05:06:38,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531656055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:38,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:38,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:38,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016708126] [2024-11-09 05:06:38,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:38,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:38,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:38,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:38,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:38,725 INFO L87 Difference]: Start difference. First operand 13269 states and 26176 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:40,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:40,338 INFO L93 Difference]: Finished difference Result 13677 states and 26936 transitions. [2024-11-09 05:06:40,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:06:40,338 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:40,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:40,385 INFO L225 Difference]: With dead ends: 13677 [2024-11-09 05:06:40,385 INFO L226 Difference]: Without dead ends: 13592 [2024-11-09 05:06:40,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:06:40,390 INFO L432 NwaCegarLoop]: 526 mSDtfsCounter, 410 mSDsluCounter, 2250 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 2776 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:40,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [410 Valid, 2776 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:06:40,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13592 states. [2024-11-09 05:06:40,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13592 to 13268. [2024-11-09 05:06:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13268 states, 13202 states have (on average 1.9825783972125435) internal successors, (26174), 13267 states have internal predecessors, (26174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13268 states to 13268 states and 26174 transitions. [2024-11-09 05:06:40,631 INFO L78 Accepts]: Start accepts. Automaton has 13268 states and 26174 transitions. Word has length 543 [2024-11-09 05:06:40,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:40,632 INFO L471 AbstractCegarLoop]: Abstraction has 13268 states and 26174 transitions. [2024-11-09 05:06:40,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 13268 states and 26174 transitions. [2024-11-09 05:06:40,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:40,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:40,636 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:40,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-09 05:06:40,636 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:40,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:40,637 INFO L85 PathProgramCache]: Analyzing trace with hash 187849432, now seen corresponding path program 15 times [2024-11-09 05:06:40,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:40,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148575496] [2024-11-09 05:06:40,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:40,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:42,536 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:42,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148575496] [2024-11-09 05:06:42,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148575496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:42,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:42,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:42,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68584513] [2024-11-09 05:06:42,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:42,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:42,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:42,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:42,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:42,538 INFO L87 Difference]: Start difference. First operand 13268 states and 26174 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:43,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:43,893 INFO L93 Difference]: Finished difference Result 14155 states and 27894 transitions. [2024-11-09 05:06:43,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:06:43,893 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:43,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:43,939 INFO L225 Difference]: With dead ends: 14155 [2024-11-09 05:06:43,939 INFO L226 Difference]: Without dead ends: 14070 [2024-11-09 05:06:43,944 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=571, Unknown=0, NotChecked=0, Total=756 [2024-11-09 05:06:43,945 INFO L432 NwaCegarLoop]: 518 mSDtfsCounter, 527 mSDsluCounter, 2356 mSDsCounter, 0 mSdLazyCounter, 1402 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 2874 SdHoareTripleChecker+Invalid, 1450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 1402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:43,945 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 2874 Invalid, 1450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 1402 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:06:43,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14070 states. [2024-11-09 05:06:44,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14070 to 13476. [2024-11-09 05:06:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13476 states, 13410 states have (on average 1.9829231916480239) internal successors, (26591), 13475 states have internal predecessors, (26591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13476 states to 13476 states and 26591 transitions. [2024-11-09 05:06:44,190 INFO L78 Accepts]: Start accepts. Automaton has 13476 states and 26591 transitions. Word has length 543 [2024-11-09 05:06:44,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:44,190 INFO L471 AbstractCegarLoop]: Abstraction has 13476 states and 26591 transitions. [2024-11-09 05:06:44,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 13476 states and 26591 transitions. [2024-11-09 05:06:44,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:44,197 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:44,197 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:44,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-09 05:06:44,198 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:44,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:44,198 INFO L85 PathProgramCache]: Analyzing trace with hash -882088936, now seen corresponding path program 1 times [2024-11-09 05:06:44,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:44,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474217882] [2024-11-09 05:06:44,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:44,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:46,108 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:46,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474217882] [2024-11-09 05:06:46,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474217882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:46,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:46,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:46,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352345627] [2024-11-09 05:06:46,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:46,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:46,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:46,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:46,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:46,110 INFO L87 Difference]: Start difference. First operand 13476 states and 26591 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:47,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:47,837 INFO L93 Difference]: Finished difference Result 14018 states and 27590 transitions. [2024-11-09 05:06:47,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 05:06:47,838 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:47,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:47,882 INFO L225 Difference]: With dead ends: 14018 [2024-11-09 05:06:47,882 INFO L226 Difference]: Without dead ends: 13902 [2024-11-09 05:06:47,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=621, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:06:47,888 INFO L432 NwaCegarLoop]: 530 mSDtfsCounter, 531 mSDsluCounter, 2442 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 2972 SdHoareTripleChecker+Invalid, 1609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:47,888 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 2972 Invalid, 1609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:06:47,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13902 states. [2024-11-09 05:06:48,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13902 to 13485. [2024-11-09 05:06:48,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13485 states, 13420 states have (on average 1.9827868852459016) internal successors, (26609), 13484 states have internal predecessors, (26609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:48,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13485 states to 13485 states and 26609 transitions. [2024-11-09 05:06:48,135 INFO L78 Accepts]: Start accepts. Automaton has 13485 states and 26609 transitions. Word has length 543 [2024-11-09 05:06:48,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:48,136 INFO L471 AbstractCegarLoop]: Abstraction has 13485 states and 26609 transitions. [2024-11-09 05:06:48,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:48,136 INFO L276 IsEmpty]: Start isEmpty. Operand 13485 states and 26609 transitions. [2024-11-09 05:06:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:48,140 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:48,140 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:48,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-09 05:06:48,141 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:48,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:48,141 INFO L85 PathProgramCache]: Analyzing trace with hash 823819406, now seen corresponding path program 16 times [2024-11-09 05:06:48,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:48,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703600438] [2024-11-09 05:06:48,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:48,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:50,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:50,017 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:50,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703600438] [2024-11-09 05:06:50,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703600438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:50,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:50,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:50,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324014269] [2024-11-09 05:06:50,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:50,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:50,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:50,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:50,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:50,019 INFO L87 Difference]: Start difference. First operand 13485 states and 26609 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:51,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:51,473 INFO L93 Difference]: Finished difference Result 14400 states and 28387 transitions. [2024-11-09 05:06:51,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:06:51,474 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:51,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:51,519 INFO L225 Difference]: With dead ends: 14400 [2024-11-09 05:06:51,519 INFO L226 Difference]: Without dead ends: 14315 [2024-11-09 05:06:51,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:51,525 INFO L432 NwaCegarLoop]: 484 mSDtfsCounter, 274 mSDsluCounter, 2226 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 2710 SdHoareTripleChecker+Invalid, 1413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:51,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 2710 Invalid, 1413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:06:51,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14315 states. [2024-11-09 05:06:51,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14315 to 13765. [2024-11-09 05:06:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13765 states, 13700 states have (on average 1.9833576642335766) internal successors, (27172), 13764 states have internal predecessors, (27172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:51,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13765 states to 13765 states and 27172 transitions. [2024-11-09 05:06:51,769 INFO L78 Accepts]: Start accepts. Automaton has 13765 states and 27172 transitions. Word has length 543 [2024-11-09 05:06:51,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:51,770 INFO L471 AbstractCegarLoop]: Abstraction has 13765 states and 27172 transitions. [2024-11-09 05:06:51,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 13765 states and 27172 transitions. [2024-11-09 05:06:51,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:51,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:51,774 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:51,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-09 05:06:51,775 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:51,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:51,775 INFO L85 PathProgramCache]: Analyzing trace with hash 939405772, now seen corresponding path program 2 times [2024-11-09 05:06:51,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:51,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562590436] [2024-11-09 05:06:51,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:53,674 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:53,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562590436] [2024-11-09 05:06:53,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562590436] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:53,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:53,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:53,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938188022] [2024-11-09 05:06:53,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:53,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:53,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:53,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:53,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:53,676 INFO L87 Difference]: Start difference. First operand 13765 states and 27172 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:55,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:55,655 INFO L93 Difference]: Finished difference Result 14385 states and 28327 transitions. [2024-11-09 05:06:55,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:06:55,655 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:55,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:55,707 INFO L225 Difference]: With dead ends: 14385 [2024-11-09 05:06:55,707 INFO L226 Difference]: Without dead ends: 14273 [2024-11-09 05:06:55,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:55,713 INFO L432 NwaCegarLoop]: 494 mSDtfsCounter, 280 mSDsluCounter, 2884 mSDsCounter, 0 mSdLazyCounter, 2058 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 3378 SdHoareTripleChecker+Invalid, 2093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 2058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:55,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 3378 Invalid, 2093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 2058 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 05:06:55,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14273 states. [2024-11-09 05:06:55,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14273 to 13513. [2024-11-09 05:06:55,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13513 states, 13448 states have (on average 1.9828227245687091) internal successors, (26665), 13512 states have internal predecessors, (26665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13513 states to 13513 states and 26665 transitions. [2024-11-09 05:06:55,991 INFO L78 Accepts]: Start accepts. Automaton has 13513 states and 26665 transitions. Word has length 543 [2024-11-09 05:06:55,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:55,991 INFO L471 AbstractCegarLoop]: Abstraction has 13513 states and 26665 transitions. [2024-11-09 05:06:55,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 13513 states and 26665 transitions. [2024-11-09 05:06:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:55,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:55,997 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:55,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-09 05:06:55,998 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:55,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:55,998 INFO L85 PathProgramCache]: Analyzing trace with hash 2115292558, now seen corresponding path program 17 times [2024-11-09 05:06:55,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:55,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219402262] [2024-11-09 05:06:55,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:55,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:57,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:06:57,929 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:57,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219402262] [2024-11-09 05:06:57,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219402262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:57,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:57,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:06:57,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780045889] [2024-11-09 05:06:57,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:57,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:57,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:57,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:57,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:06:57,931 INFO L87 Difference]: Start difference. First operand 13513 states and 26665 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:58,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:58,826 INFO L93 Difference]: Finished difference Result 13780 states and 27140 transitions. [2024-11-09 05:06:58,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:06:58,826 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:06:58,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:58,877 INFO L225 Difference]: With dead ends: 13780 [2024-11-09 05:06:58,877 INFO L226 Difference]: Without dead ends: 13700 [2024-11-09 05:06:58,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:06:58,882 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 180 mSDsluCounter, 1767 mSDsCounter, 0 mSdLazyCounter, 836 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 836 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:58,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 2225 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 836 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:06:58,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13700 states. [2024-11-09 05:06:59,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13700 to 13513. [2024-11-09 05:06:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13513 states, 13448 states have (on average 1.9828227245687091) internal successors, (26665), 13512 states have internal predecessors, (26665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13513 states to 13513 states and 26665 transitions. [2024-11-09 05:06:59,155 INFO L78 Accepts]: Start accepts. Automaton has 13513 states and 26665 transitions. Word has length 543 [2024-11-09 05:06:59,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:59,156 INFO L471 AbstractCegarLoop]: Abstraction has 13513 states and 26665 transitions. [2024-11-09 05:06:59,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 13513 states and 26665 transitions. [2024-11-09 05:06:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:06:59,163 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:59,163 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:59,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-09 05:06:59,164 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:06:59,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:59,164 INFO L85 PathProgramCache]: Analyzing trace with hash 385650578, now seen corresponding path program 18 times [2024-11-09 05:06:59,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:59,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913041504] [2024-11-09 05:06:59,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:59,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:01,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:01,295 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:01,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913041504] [2024-11-09 05:07:01,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913041504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:01,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:01,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:01,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334573172] [2024-11-09 05:07:01,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:01,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:01,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:01,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:01,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:01,298 INFO L87 Difference]: Start difference. First operand 13513 states and 26665 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:02,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:02,286 INFO L93 Difference]: Finished difference Result 13835 states and 27256 transitions. [2024-11-09 05:07:02,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:07:02,287 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:02,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:02,333 INFO L225 Difference]: With dead ends: 13835 [2024-11-09 05:07:02,333 INFO L226 Difference]: Without dead ends: 13755 [2024-11-09 05:07:02,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:07:02,338 INFO L432 NwaCegarLoop]: 465 mSDtfsCounter, 193 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 2222 SdHoareTripleChecker+Invalid, 943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:02,338 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 2222 Invalid, 943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:07:02,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13755 states. [2024-11-09 05:07:02,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13755 to 13512. [2024-11-09 05:07:02,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13512 states, 13447 states have (on average 1.982821447162936) internal successors, (26663), 13511 states have internal predecessors, (26663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13512 states to 13512 states and 26663 transitions. [2024-11-09 05:07:02,600 INFO L78 Accepts]: Start accepts. Automaton has 13512 states and 26663 transitions. Word has length 543 [2024-11-09 05:07:02,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:02,601 INFO L471 AbstractCegarLoop]: Abstraction has 13512 states and 26663 transitions. [2024-11-09 05:07:02,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:02,601 INFO L276 IsEmpty]: Start isEmpty. Operand 13512 states and 26663 transitions. [2024-11-09 05:07:02,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:02,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:02,608 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:02,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-09 05:07:02,608 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:02,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:02,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1993001188, now seen corresponding path program 19 times [2024-11-09 05:07:02,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:02,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189491007] [2024-11-09 05:07:02,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:02,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:04,700 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:04,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189491007] [2024-11-09 05:07:04,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189491007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:04,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:04,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:04,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793599134] [2024-11-09 05:07:04,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:04,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:04,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:04,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:04,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:04,703 INFO L87 Difference]: Start difference. First operand 13512 states and 26663 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:06,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:06,235 INFO L93 Difference]: Finished difference Result 13872 states and 27330 transitions. [2024-11-09 05:07:06,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:07:06,236 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:06,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:06,278 INFO L225 Difference]: With dead ends: 13872 [2024-11-09 05:07:06,278 INFO L226 Difference]: Without dead ends: 13792 [2024-11-09 05:07:06,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:07:06,283 INFO L432 NwaCegarLoop]: 469 mSDtfsCounter, 186 mSDsluCounter, 2360 mSDsCounter, 0 mSdLazyCounter, 1530 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 2829 SdHoareTripleChecker+Invalid, 1565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:06,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 2829 Invalid, 1565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1530 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:07:06,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13792 states. [2024-11-09 05:07:06,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13792 to 13511. [2024-11-09 05:07:06,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13511 states, 13446 states have (on average 1.9828201695671575) internal successors, (26661), 13510 states have internal predecessors, (26661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:06,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13511 states to 13511 states and 26661 transitions. [2024-11-09 05:07:06,516 INFO L78 Accepts]: Start accepts. Automaton has 13511 states and 26661 transitions. Word has length 543 [2024-11-09 05:07:06,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:06,517 INFO L471 AbstractCegarLoop]: Abstraction has 13511 states and 26661 transitions. [2024-11-09 05:07:06,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:06,517 INFO L276 IsEmpty]: Start isEmpty. Operand 13511 states and 26661 transitions. [2024-11-09 05:07:06,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:06,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:06,521 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:06,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-09 05:07:06,521 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:06,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:06,522 INFO L85 PathProgramCache]: Analyzing trace with hash 971627538, now seen corresponding path program 20 times [2024-11-09 05:07:06,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:06,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630784705] [2024-11-09 05:07:06,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:06,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:08,439 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:08,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630784705] [2024-11-09 05:07:08,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630784705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:08,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:08,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:08,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023986577] [2024-11-09 05:07:08,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:08,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:08,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:08,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:08,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:08,441 INFO L87 Difference]: Start difference. First operand 13511 states and 26661 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:09,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:09,790 INFO L93 Difference]: Finished difference Result 13900 states and 27386 transitions. [2024-11-09 05:07:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:07:09,791 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:09,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:09,839 INFO L225 Difference]: With dead ends: 13900 [2024-11-09 05:07:09,839 INFO L226 Difference]: Without dead ends: 13820 [2024-11-09 05:07:09,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:07:09,844 INFO L432 NwaCegarLoop]: 475 mSDtfsCounter, 200 mSDsluCounter, 2096 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 2571 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:09,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 2571 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1345 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:07:09,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13820 states. [2024-11-09 05:07:10,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13820 to 13486. [2024-11-09 05:07:10,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13486 states, 13421 states have (on average 1.9827881677967365) internal successors, (26611), 13485 states have internal predecessors, (26611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:10,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13486 states to 13486 states and 26611 transitions. [2024-11-09 05:07:10,083 INFO L78 Accepts]: Start accepts. Automaton has 13486 states and 26611 transitions. Word has length 543 [2024-11-09 05:07:10,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:10,084 INFO L471 AbstractCegarLoop]: Abstraction has 13486 states and 26611 transitions. [2024-11-09 05:07:10,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 13486 states and 26611 transitions. [2024-11-09 05:07:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:10,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:10,088 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:10,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-09 05:07:10,089 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:10,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:10,089 INFO L85 PathProgramCache]: Analyzing trace with hash -375641638, now seen corresponding path program 21 times [2024-11-09 05:07:10,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:10,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855679050] [2024-11-09 05:07:10,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:10,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:11,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:11,993 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:11,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855679050] [2024-11-09 05:07:11,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855679050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:11,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:11,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:11,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137402794] [2024-11-09 05:07:11,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:11,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:11,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:11,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:11,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:11,995 INFO L87 Difference]: Start difference. First operand 13486 states and 26611 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:13,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:13,483 INFO L93 Difference]: Finished difference Result 14264 states and 28112 transitions. [2024-11-09 05:07:13,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:07:13,484 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:13,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:13,524 INFO L225 Difference]: With dead ends: 14264 [2024-11-09 05:07:13,524 INFO L226 Difference]: Without dead ends: 14179 [2024-11-09 05:07:13,528 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:07:13,529 INFO L432 NwaCegarLoop]: 466 mSDtfsCounter, 273 mSDsluCounter, 2494 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 2960 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:13,529 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 2960 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1593 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:07:13,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14179 states. [2024-11-09 05:07:13,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14179 to 13768. [2024-11-09 05:07:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13768 states, 13703 states have (on average 1.98336130774283) internal successors, (27178), 13767 states have internal predecessors, (27178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:13,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13768 states to 13768 states and 27178 transitions. [2024-11-09 05:07:13,744 INFO L78 Accepts]: Start accepts. Automaton has 13768 states and 27178 transitions. Word has length 543 [2024-11-09 05:07:13,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:13,745 INFO L471 AbstractCegarLoop]: Abstraction has 13768 states and 27178 transitions. [2024-11-09 05:07:13,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 13768 states and 27178 transitions. [2024-11-09 05:07:13,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:13,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:13,749 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:13,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-09 05:07:13,749 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:13,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:13,749 INFO L85 PathProgramCache]: Analyzing trace with hash -260055272, now seen corresponding path program 3 times [2024-11-09 05:07:13,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:13,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313521222] [2024-11-09 05:07:13,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:13,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:15,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:15,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313521222] [2024-11-09 05:07:15,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313521222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:15,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:15,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:15,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132995009] [2024-11-09 05:07:15,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:15,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:15,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:15,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:15,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:15,874 INFO L87 Difference]: Start difference. First operand 13768 states and 27178 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:17,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:17,502 INFO L93 Difference]: Finished difference Result 14349 states and 28256 transitions. [2024-11-09 05:07:17,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:07:17,503 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:17,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:17,550 INFO L225 Difference]: With dead ends: 14349 [2024-11-09 05:07:17,550 INFO L226 Difference]: Without dead ends: 14241 [2024-11-09 05:07:17,555 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:07:17,555 INFO L432 NwaCegarLoop]: 475 mSDtfsCounter, 283 mSDsluCounter, 2529 mSDsCounter, 0 mSdLazyCounter, 1700 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 3004 SdHoareTripleChecker+Invalid, 1741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:17,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 3004 Invalid, 1741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1700 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:07:17,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14241 states. [2024-11-09 05:07:17,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14241 to 13552. [2024-11-09 05:07:17,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13552 states, 13487 states have (on average 1.9830948320605026) internal successors, (26746), 13551 states have internal predecessors, (26746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13552 states to 13552 states and 26746 transitions. [2024-11-09 05:07:17,804 INFO L78 Accepts]: Start accepts. Automaton has 13552 states and 26746 transitions. Word has length 543 [2024-11-09 05:07:17,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:17,805 INFO L471 AbstractCegarLoop]: Abstraction has 13552 states and 26746 transitions. [2024-11-09 05:07:17,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 13552 states and 26746 transitions. [2024-11-09 05:07:17,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:17,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:17,809 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:17,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-09 05:07:17,810 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:17,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:17,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1350934068, now seen corresponding path program 4 times [2024-11-09 05:07:17,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:17,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221225067] [2024-11-09 05:07:17,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:17,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:19,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:19,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221225067] [2024-11-09 05:07:19,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221225067] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:19,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:19,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:19,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893205196] [2024-11-09 05:07:19,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:19,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:19,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:19,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:19,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:19,589 INFO L87 Difference]: Start difference. First operand 13552 states and 26746 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:20,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:20,747 INFO L93 Difference]: Finished difference Result 13845 states and 27243 transitions. [2024-11-09 05:07:20,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:07:20,747 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:20,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:20,792 INFO L225 Difference]: With dead ends: 13845 [2024-11-09 05:07:20,792 INFO L226 Difference]: Without dead ends: 13737 [2024-11-09 05:07:20,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:07:20,798 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 207 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 2177 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:20,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 2177 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 902 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:07:20,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13737 states. [2024-11-09 05:07:20,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13737 to 13553. [2024-11-09 05:07:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13553 states, 13488 states have (on average 1.9830960854092528) internal successors, (26748), 13552 states have internal predecessors, (26748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:21,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13553 states to 13553 states and 26748 transitions. [2024-11-09 05:07:21,053 INFO L78 Accepts]: Start accepts. Automaton has 13553 states and 26748 transitions. Word has length 543 [2024-11-09 05:07:21,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:21,053 INFO L471 AbstractCegarLoop]: Abstraction has 13553 states and 26748 transitions. [2024-11-09 05:07:21,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 13553 states and 26748 transitions. [2024-11-09 05:07:21,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:21,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:21,058 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:21,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-09 05:07:21,058 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:21,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:21,059 INFO L85 PathProgramCache]: Analyzing trace with hash -2120481384, now seen corresponding path program 5 times [2024-11-09 05:07:21,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:21,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387135924] [2024-11-09 05:07:21,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:21,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:22,979 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:22,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387135924] [2024-11-09 05:07:22,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387135924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:22,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:22,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:22,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448606230] [2024-11-09 05:07:22,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:22,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:22,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:22,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:22,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:22,982 INFO L87 Difference]: Start difference. First operand 13553 states and 26748 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:24,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:24,555 INFO L93 Difference]: Finished difference Result 13896 states and 27349 transitions. [2024-11-09 05:07:24,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:07:24,556 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:24,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:24,605 INFO L225 Difference]: With dead ends: 13896 [2024-11-09 05:07:24,605 INFO L226 Difference]: Without dead ends: 13788 [2024-11-09 05:07:24,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:07:24,611 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 227 mSDsluCounter, 2325 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 2780 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:24,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 2780 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:07:24,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13788 states. [2024-11-09 05:07:24,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13788 to 13553. [2024-11-09 05:07:24,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13553 states, 13488 states have (on average 1.9830960854092528) internal successors, (26748), 13552 states have internal predecessors, (26748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:24,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13553 states to 13553 states and 26748 transitions. [2024-11-09 05:07:24,859 INFO L78 Accepts]: Start accepts. Automaton has 13553 states and 26748 transitions. Word has length 543 [2024-11-09 05:07:24,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:24,859 INFO L471 AbstractCegarLoop]: Abstraction has 13553 states and 26748 transitions. [2024-11-09 05:07:24,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:24,860 INFO L276 IsEmpty]: Start isEmpty. Operand 13553 states and 26748 transitions. [2024-11-09 05:07:24,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:24,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:24,864 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:24,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-09 05:07:24,864 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:24,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:24,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1536136140, now seen corresponding path program 6 times [2024-11-09 05:07:24,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:24,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589502138] [2024-11-09 05:07:24,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:24,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:26,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:26,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589502138] [2024-11-09 05:07:26,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589502138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:26,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:26,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:26,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139434439] [2024-11-09 05:07:26,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:26,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:26,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:26,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:26,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:26,839 INFO L87 Difference]: Start difference. First operand 13553 states and 26748 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:28,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:28,493 INFO L93 Difference]: Finished difference Result 13931 states and 27419 transitions. [2024-11-09 05:07:28,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:07:28,494 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:28,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:28,539 INFO L225 Difference]: With dead ends: 13931 [2024-11-09 05:07:28,539 INFO L226 Difference]: Without dead ends: 13823 [2024-11-09 05:07:28,544 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=311, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:07:28,545 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 236 mSDsluCounter, 2345 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 2803 SdHoareTripleChecker+Invalid, 1608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:28,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 2803 Invalid, 1608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:07:28,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13823 states. [2024-11-09 05:07:28,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13823 to 13553. [2024-11-09 05:07:28,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13553 states, 13488 states have (on average 1.9830960854092528) internal successors, (26748), 13552 states have internal predecessors, (26748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13553 states to 13553 states and 26748 transitions. [2024-11-09 05:07:28,794 INFO L78 Accepts]: Start accepts. Automaton has 13553 states and 26748 transitions. Word has length 543 [2024-11-09 05:07:28,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:28,795 INFO L471 AbstractCegarLoop]: Abstraction has 13553 states and 26748 transitions. [2024-11-09 05:07:28,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:28,795 INFO L276 IsEmpty]: Start isEmpty. Operand 13553 states and 26748 transitions. [2024-11-09 05:07:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:28,799 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:28,800 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:28,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-09 05:07:28,800 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:28,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:28,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1413751704, now seen corresponding path program 7 times [2024-11-09 05:07:28,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:28,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096854896] [2024-11-09 05:07:28,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:28,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:30,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:30,742 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:30,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096854896] [2024-11-09 05:07:30,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096854896] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:30,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:30,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:30,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451497683] [2024-11-09 05:07:30,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:30,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:30,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:30,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:30,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:30,744 INFO L87 Difference]: Start difference. First operand 13553 states and 26748 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:32,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:32,414 INFO L93 Difference]: Finished difference Result 13919 states and 27392 transitions. [2024-11-09 05:07:32,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:07:32,414 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:32,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:32,457 INFO L225 Difference]: With dead ends: 13919 [2024-11-09 05:07:32,457 INFO L226 Difference]: Without dead ends: 13811 [2024-11-09 05:07:32,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:07:32,463 INFO L432 NwaCegarLoop]: 464 mSDtfsCounter, 249 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 1644 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 1644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:32,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 2837 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 1644 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:07:32,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13811 states. [2024-11-09 05:07:32,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13811 to 13502. [2024-11-09 05:07:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13502 states, 13437 states have (on average 1.9828086626479124) internal successors, (26643), 13501 states have internal predecessors, (26643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:32,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13502 states to 13502 states and 26643 transitions. [2024-11-09 05:07:32,765 INFO L78 Accepts]: Start accepts. Automaton has 13502 states and 26643 transitions. Word has length 543 [2024-11-09 05:07:32,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:32,766 INFO L471 AbstractCegarLoop]: Abstraction has 13502 states and 26643 transitions. [2024-11-09 05:07:32,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 13502 states and 26643 transitions. [2024-11-09 05:07:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:32,770 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:32,770 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:32,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-09 05:07:32,770 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:32,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:32,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1932221860, now seen corresponding path program 22 times [2024-11-09 05:07:32,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:32,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497893370] [2024-11-09 05:07:32,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:32,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:32,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:34,754 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:34,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497893370] [2024-11-09 05:07:34,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497893370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:34,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:34,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:34,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628834315] [2024-11-09 05:07:34,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:34,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:34,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:34,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:34,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:34,756 INFO L87 Difference]: Start difference. First operand 13502 states and 26643 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:36,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:36,662 INFO L93 Difference]: Finished difference Result 14383 states and 28353 transitions. [2024-11-09 05:07:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:07:36,663 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:36,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:36,711 INFO L225 Difference]: With dead ends: 14383 [2024-11-09 05:07:36,711 INFO L226 Difference]: Without dead ends: 14298 [2024-11-09 05:07:36,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:07:36,716 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 288 mSDsluCounter, 2608 mSDsCounter, 0 mSdLazyCounter, 1753 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 3121 SdHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:36,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 3121 Invalid, 1794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1753 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:07:36,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14298 states. [2024-11-09 05:07:36,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14298 to 13769. [2024-11-09 05:07:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13769 states, 13704 states have (on average 1.9833625218914186) internal successors, (27180), 13768 states have internal predecessors, (27180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13769 states to 13769 states and 27180 transitions. [2024-11-09 05:07:36,989 INFO L78 Accepts]: Start accepts. Automaton has 13769 states and 27180 transitions. Word has length 543 [2024-11-09 05:07:36,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:36,990 INFO L471 AbstractCegarLoop]: Abstraction has 13769 states and 27180 transitions. [2024-11-09 05:07:36,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 13769 states and 27180 transitions. [2024-11-09 05:07:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:36,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:36,997 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:36,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-09 05:07:36,998 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:36,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:36,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1816635494, now seen corresponding path program 8 times [2024-11-09 05:07:36,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:36,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636590636] [2024-11-09 05:07:36,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:36,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:38,868 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:38,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636590636] [2024-11-09 05:07:38,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636590636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:38,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:38,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:38,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357235285] [2024-11-09 05:07:38,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:38,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:38,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:38,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:38,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:38,870 INFO L87 Difference]: Start difference. First operand 13769 states and 27180 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:40,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:40,134 INFO L93 Difference]: Finished difference Result 14368 states and 28293 transitions. [2024-11-09 05:07:40,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:07:40,135 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:40,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:40,185 INFO L225 Difference]: With dead ends: 14368 [2024-11-09 05:07:40,185 INFO L226 Difference]: Without dead ends: 14256 [2024-11-09 05:07:40,190 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:07:40,191 INFO L432 NwaCegarLoop]: 525 mSDtfsCounter, 309 mSDsluCounter, 2093 mSDsCounter, 0 mSdLazyCounter, 1240 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 2618 SdHoareTripleChecker+Invalid, 1274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:40,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 2618 Invalid, 1274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1240 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:07:40,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14256 states. [2024-11-09 05:07:40,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14256 to 13514. [2024-11-09 05:07:40,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13514 states, 13449 states have (on average 1.9828240017845193) internal successors, (26667), 13513 states have internal predecessors, (26667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:40,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13514 states to 13514 states and 26667 transitions. [2024-11-09 05:07:40,440 INFO L78 Accepts]: Start accepts. Automaton has 13514 states and 26667 transitions. Word has length 543 [2024-11-09 05:07:40,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:40,440 INFO L471 AbstractCegarLoop]: Abstraction has 13514 states and 26667 transitions. [2024-11-09 05:07:40,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:40,441 INFO L276 IsEmpty]: Start isEmpty. Operand 13514 states and 26667 transitions. [2024-11-09 05:07:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:40,445 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:40,445 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:40,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-09 05:07:40,445 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:40,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:40,446 INFO L85 PathProgramCache]: Analyzing trace with hash -640748708, now seen corresponding path program 23 times [2024-11-09 05:07:40,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:40,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051821455] [2024-11-09 05:07:40,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:40,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:42,412 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:42,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051821455] [2024-11-09 05:07:42,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051821455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:42,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:42,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:42,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182531059] [2024-11-09 05:07:42,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:42,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:42,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:42,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:42,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:42,414 INFO L87 Difference]: Start difference. First operand 13514 states and 26667 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:43,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:43,631 INFO L93 Difference]: Finished difference Result 13763 states and 27106 transitions. [2024-11-09 05:07:43,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:07:43,632 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:43,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:43,676 INFO L225 Difference]: With dead ends: 13763 [2024-11-09 05:07:43,677 INFO L226 Difference]: Without dead ends: 13683 [2024-11-09 05:07:43,682 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:07:43,682 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 205 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 2263 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:43,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 2263 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 891 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:07:43,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13683 states. [2024-11-09 05:07:43,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13683 to 13513. [2024-11-09 05:07:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13513 states, 13448 states have (on average 1.9828227245687091) internal successors, (26665), 13512 states have internal predecessors, (26665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13513 states to 13513 states and 26665 transitions. [2024-11-09 05:07:43,927 INFO L78 Accepts]: Start accepts. Automaton has 13513 states and 26665 transitions. Word has length 543 [2024-11-09 05:07:43,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:43,927 INFO L471 AbstractCegarLoop]: Abstraction has 13513 states and 26665 transitions. [2024-11-09 05:07:43,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 13513 states and 26665 transitions. [2024-11-09 05:07:43,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:43,932 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:43,932 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:43,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-09 05:07:43,932 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:43,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:43,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1924576608, now seen corresponding path program 24 times [2024-11-09 05:07:43,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:43,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241381647] [2024-11-09 05:07:43,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:43,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:45,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:45,918 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:45,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241381647] [2024-11-09 05:07:45,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241381647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:45,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:45,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:45,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010158666] [2024-11-09 05:07:45,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:45,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:45,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:45,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:45,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:45,921 INFO L87 Difference]: Start difference. First operand 13513 states and 26665 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:47,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:47,493 INFO L93 Difference]: Finished difference Result 13818 states and 27222 transitions. [2024-11-09 05:07:47,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:07:47,494 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:47,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:47,539 INFO L225 Difference]: With dead ends: 13818 [2024-11-09 05:07:47,540 INFO L226 Difference]: Without dead ends: 13738 [2024-11-09 05:07:47,545 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:07:47,545 INFO L432 NwaCegarLoop]: 495 mSDtfsCounter, 215 mSDsluCounter, 2378 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 2873 SdHoareTripleChecker+Invalid, 1520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:47,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 2873 Invalid, 1520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:07:47,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13738 states. [2024-11-09 05:07:47,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13738 to 13512. [2024-11-09 05:07:47,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13512 states, 13447 states have (on average 1.982821447162936) internal successors, (26663), 13511 states have internal predecessors, (26663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:47,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13512 states to 13512 states and 26663 transitions. [2024-11-09 05:07:47,798 INFO L78 Accepts]: Start accepts. Automaton has 13512 states and 26663 transitions. Word has length 543 [2024-11-09 05:07:47,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:47,798 INFO L471 AbstractCegarLoop]: Abstraction has 13512 states and 26663 transitions. [2024-11-09 05:07:47,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:47,799 INFO L276 IsEmpty]: Start isEmpty. Operand 13512 states and 26663 transitions. [2024-11-09 05:07:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:47,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:47,804 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:47,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-09 05:07:47,805 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:47,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:47,805 INFO L85 PathProgramCache]: Analyzing trace with hash -763040078, now seen corresponding path program 25 times [2024-11-09 05:07:47,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:47,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32137610] [2024-11-09 05:07:47,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:47,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:49,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:49,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32137610] [2024-11-09 05:07:49,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32137610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:49,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:49,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:49,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675822739] [2024-11-09 05:07:49,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:49,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:49,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:49,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:49,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:49,724 INFO L87 Difference]: Start difference. First operand 13512 states and 26663 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:50,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:50,862 INFO L93 Difference]: Finished difference Result 13855 states and 27296 transitions. [2024-11-09 05:07:50,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:07:50,862 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:50,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:50,905 INFO L225 Difference]: With dead ends: 13855 [2024-11-09 05:07:50,906 INFO L226 Difference]: Without dead ends: 13775 [2024-11-09 05:07:50,910 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=311, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:07:50,911 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 232 mSDsluCounter, 1858 mSDsCounter, 0 mSdLazyCounter, 1061 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 2356 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 1061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:50,911 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 2356 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 1061 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:07:50,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13775 states. [2024-11-09 05:07:51,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13775 to 13511. [2024-11-09 05:07:51,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13511 states, 13446 states have (on average 1.9828201695671575) internal successors, (26661), 13510 states have internal predecessors, (26661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13511 states to 13511 states and 26661 transitions. [2024-11-09 05:07:51,140 INFO L78 Accepts]: Start accepts. Automaton has 13511 states and 26661 transitions. Word has length 543 [2024-11-09 05:07:51,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:51,141 INFO L471 AbstractCegarLoop]: Abstraction has 13511 states and 26661 transitions. [2024-11-09 05:07:51,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 13511 states and 26661 transitions. [2024-11-09 05:07:51,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:51,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:51,145 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:51,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-09 05:07:51,145 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:51,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:51,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1784413728, now seen corresponding path program 26 times [2024-11-09 05:07:51,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:51,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514533888] [2024-11-09 05:07:51,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:51,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:52,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:52,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:52,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514533888] [2024-11-09 05:07:52,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514533888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:52,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:52,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:52,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814609212] [2024-11-09 05:07:52,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:52,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:52,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:52,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:52,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:52,998 INFO L87 Difference]: Start difference. First operand 13511 states and 26661 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:54,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:54,118 INFO L93 Difference]: Finished difference Result 13883 states and 27352 transitions. [2024-11-09 05:07:54,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:07:54,119 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:54,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:54,166 INFO L225 Difference]: With dead ends: 13883 [2024-11-09 05:07:54,166 INFO L226 Difference]: Without dead ends: 13803 [2024-11-09 05:07:54,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:07:54,171 INFO L432 NwaCegarLoop]: 504 mSDtfsCounter, 244 mSDsluCounter, 1840 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 2344 SdHoareTripleChecker+Invalid, 1176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:54,171 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 2344 Invalid, 1176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:07:54,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13803 states. [2024-11-09 05:07:54,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13803 to 13486. [2024-11-09 05:07:54,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13486 states, 13421 states have (on average 1.9827881677967365) internal successors, (26611), 13485 states have internal predecessors, (26611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13486 states to 13486 states and 26611 transitions. [2024-11-09 05:07:54,409 INFO L78 Accepts]: Start accepts. Automaton has 13486 states and 26611 transitions. Word has length 543 [2024-11-09 05:07:54,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:54,409 INFO L471 AbstractCegarLoop]: Abstraction has 13486 states and 26611 transitions. [2024-11-09 05:07:54,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:54,410 INFO L276 IsEmpty]: Start isEmpty. Operand 13486 states and 26611 transitions. [2024-11-09 05:07:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:54,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:54,414 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:54,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-09 05:07:54,414 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:54,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:54,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1163284392, now seen corresponding path program 27 times [2024-11-09 05:07:54,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:54,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848997843] [2024-11-09 05:07:54,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:54,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:56,163 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:56,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848997843] [2024-11-09 05:07:56,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848997843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:56,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:56,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:56,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713488537] [2024-11-09 05:07:56,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:56,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:56,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:56,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:56,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:56,165 INFO L87 Difference]: Start difference. First operand 13486 states and 26611 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:57,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:57,468 INFO L93 Difference]: Finished difference Result 14281 states and 28146 transitions. [2024-11-09 05:07:57,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:07:57,469 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:07:57,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:57,516 INFO L225 Difference]: With dead ends: 14281 [2024-11-09 05:07:57,516 INFO L226 Difference]: Without dead ends: 14196 [2024-11-09 05:07:57,521 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:07:57,522 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 308 mSDsluCounter, 2339 mSDsCounter, 0 mSdLazyCounter, 1391 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 2854 SdHoareTripleChecker+Invalid, 1433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 1391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:57,522 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 2854 Invalid, 1433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 1391 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:07:57,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14196 states. [2024-11-09 05:07:57,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14196 to 13768. [2024-11-09 05:07:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13768 states, 13703 states have (on average 1.98336130774283) internal successors, (27178), 13767 states have internal predecessors, (27178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13768 states to 13768 states and 27178 transitions. [2024-11-09 05:07:57,767 INFO L78 Accepts]: Start accepts. Automaton has 13768 states and 27178 transitions. Word has length 543 [2024-11-09 05:07:57,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:57,768 INFO L471 AbstractCegarLoop]: Abstraction has 13768 states and 27178 transitions. [2024-11-09 05:07:57,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:57,768 INFO L276 IsEmpty]: Start isEmpty. Operand 13768 states and 27178 transitions. [2024-11-09 05:07:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:07:57,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:57,772 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:57,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-09 05:07:57,773 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:07:57,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:57,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1278870758, now seen corresponding path program 9 times [2024-11-09 05:07:57,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:57,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420043662] [2024-11-09 05:07:57,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:57,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:07:59,536 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:59,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420043662] [2024-11-09 05:07:59,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420043662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:59,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:59,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:07:59,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190371556] [2024-11-09 05:07:59,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:59,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:07:59,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:59,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:07:59,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:07:59,537 INFO L87 Difference]: Start difference. First operand 13768 states and 27178 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:00,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:00,904 INFO L93 Difference]: Finished difference Result 14366 states and 28290 transitions. [2024-11-09 05:08:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:08:00,905 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:00,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:00,950 INFO L225 Difference]: With dead ends: 14366 [2024-11-09 05:08:00,950 INFO L226 Difference]: Without dead ends: 14258 [2024-11-09 05:08:00,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:08:00,955 INFO L432 NwaCegarLoop]: 526 mSDtfsCounter, 324 mSDsluCounter, 2416 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 2942 SdHoareTripleChecker+Invalid, 1545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:00,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [324 Valid, 2942 Invalid, 1545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:08:00,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14258 states. [2024-11-09 05:08:01,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14258 to 13552. [2024-11-09 05:08:01,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13552 states, 13487 states have (on average 1.9830948320605026) internal successors, (26746), 13551 states have internal predecessors, (26746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13552 states to 13552 states and 26746 transitions. [2024-11-09 05:08:01,192 INFO L78 Accepts]: Start accepts. Automaton has 13552 states and 26746 transitions. Word has length 543 [2024-11-09 05:08:01,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:01,192 INFO L471 AbstractCegarLoop]: Abstraction has 13552 states and 26746 transitions. [2024-11-09 05:08:01,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:01,192 INFO L276 IsEmpty]: Start isEmpty. Operand 13552 states and 26746 transitions. [2024-11-09 05:08:01,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:01,196 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:01,196 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:01,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-09 05:08:01,197 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:01,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:01,197 INFO L85 PathProgramCache]: Analyzing trace with hash 187991962, now seen corresponding path program 10 times [2024-11-09 05:08:01,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:01,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181403752] [2024-11-09 05:08:01,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:01,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:03,057 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:03,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181403752] [2024-11-09 05:08:03,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181403752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:03,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:03,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:03,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049224349] [2024-11-09 05:08:03,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:03,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:03,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:03,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:03,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:03,059 INFO L87 Difference]: Start difference. First operand 13552 states and 26746 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:04,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:04,620 INFO L93 Difference]: Finished difference Result 13862 states and 27277 transitions. [2024-11-09 05:08:04,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:08:04,621 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:04,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:04,671 INFO L225 Difference]: With dead ends: 13862 [2024-11-09 05:08:04,671 INFO L226 Difference]: Without dead ends: 13754 [2024-11-09 05:08:04,676 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:08:04,677 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 219 mSDsluCounter, 2475 mSDsCounter, 0 mSdLazyCounter, 1488 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 2973 SdHoareTripleChecker+Invalid, 1498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:04,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 2973 Invalid, 1498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1488 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:08:04,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13754 states. [2024-11-09 05:08:04,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13754 to 13552. [2024-11-09 05:08:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13552 states, 13487 states have (on average 1.9830948320605026) internal successors, (26746), 13551 states have internal predecessors, (26746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:04,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13552 states to 13552 states and 26746 transitions. [2024-11-09 05:08:04,933 INFO L78 Accepts]: Start accepts. Automaton has 13552 states and 26746 transitions. Word has length 543 [2024-11-09 05:08:04,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:04,933 INFO L471 AbstractCegarLoop]: Abstraction has 13552 states and 26746 transitions. [2024-11-09 05:08:04,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:04,933 INFO L276 IsEmpty]: Start isEmpty. Operand 13552 states and 26746 transitions. [2024-11-09 05:08:04,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:04,937 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:04,938 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:04,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-09 05:08:04,938 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:04,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:04,939 INFO L85 PathProgramCache]: Analyzing trace with hash -581555354, now seen corresponding path program 11 times [2024-11-09 05:08:04,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:04,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183977151] [2024-11-09 05:08:04,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:04,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:06,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:06,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:06,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183977151] [2024-11-09 05:08:06,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183977151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:06,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:06,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:06,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995954385] [2024-11-09 05:08:06,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:06,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:06,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:06,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:06,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:06,800 INFO L87 Difference]: Start difference. First operand 13552 states and 26746 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:08,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:08,173 INFO L93 Difference]: Finished difference Result 13913 states and 27383 transitions. [2024-11-09 05:08:08,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:08:08,173 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:08,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:08,226 INFO L225 Difference]: With dead ends: 13913 [2024-11-09 05:08:08,226 INFO L226 Difference]: Without dead ends: 13805 [2024-11-09 05:08:08,231 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:08:08,232 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 241 mSDsluCounter, 2200 mSDsCounter, 0 mSdLazyCounter, 1296 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 2705 SdHoareTripleChecker+Invalid, 1326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 1296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:08,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 2705 Invalid, 1326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 1296 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:08:08,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13805 states. [2024-11-09 05:08:08,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13805 to 13551. [2024-11-09 05:08:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13551 states, 13486 states have (on average 1.9830935785258788) internal successors, (26744), 13550 states have internal predecessors, (26744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:08,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13551 states to 13551 states and 26744 transitions. [2024-11-09 05:08:08,484 INFO L78 Accepts]: Start accepts. Automaton has 13551 states and 26744 transitions. Word has length 543 [2024-11-09 05:08:08,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:08,485 INFO L471 AbstractCegarLoop]: Abstraction has 13551 states and 26744 transitions. [2024-11-09 05:08:08,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 13551 states and 26744 transitions. [2024-11-09 05:08:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:08,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:08,489 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:08,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-09 05:08:08,489 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:08,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:08,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1219905126, now seen corresponding path program 12 times [2024-11-09 05:08:08,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:08,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22603061] [2024-11-09 05:08:08,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:08,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:10,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:10,355 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:10,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22603061] [2024-11-09 05:08:10,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22603061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:10,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:10,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:10,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020403134] [2024-11-09 05:08:10,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:10,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:10,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:10,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:10,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:10,358 INFO L87 Difference]: Start difference. First operand 13551 states and 26744 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:12,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:12,212 INFO L93 Difference]: Finished difference Result 13948 states and 27453 transitions. [2024-11-09 05:08:12,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:08:12,213 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:12,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:12,260 INFO L225 Difference]: With dead ends: 13948 [2024-11-09 05:08:12,260 INFO L226 Difference]: Without dead ends: 13840 [2024-11-09 05:08:12,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:08:12,265 INFO L432 NwaCegarLoop]: 509 mSDtfsCounter, 235 mSDsluCounter, 2848 mSDsCounter, 0 mSdLazyCounter, 1996 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 3357 SdHoareTripleChecker+Invalid, 2032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:12,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 3357 Invalid, 2032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1996 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:08:12,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13840 states. [2024-11-09 05:08:12,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13840 to 13550. [2024-11-09 05:08:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13550 states, 13485 states have (on average 1.9830923248053394) internal successors, (26742), 13549 states have internal predecessors, (26742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:12,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13550 states to 13550 states and 26742 transitions. [2024-11-09 05:08:12,522 INFO L78 Accepts]: Start accepts. Automaton has 13550 states and 26742 transitions. Word has length 543 [2024-11-09 05:08:12,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:12,523 INFO L471 AbstractCegarLoop]: Abstraction has 13550 states and 26742 transitions. [2024-11-09 05:08:12,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:12,523 INFO L276 IsEmpty]: Start isEmpty. Operand 13550 states and 26742 transitions. [2024-11-09 05:08:12,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:12,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:12,531 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:12,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-09 05:08:12,531 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:12,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:12,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1342289562, now seen corresponding path program 13 times [2024-11-09 05:08:12,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:12,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036642249] [2024-11-09 05:08:12,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:12,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:14,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:14,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:14,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036642249] [2024-11-09 05:08:14,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036642249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:14,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:14,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:14,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680712011] [2024-11-09 05:08:14,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:14,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:14,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:14,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:14,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:14,352 INFO L87 Difference]: Start difference. First operand 13550 states and 26742 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:15,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:15,589 INFO L93 Difference]: Finished difference Result 13936 states and 27426 transitions. [2024-11-09 05:08:15,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:08:15,590 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:15,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:15,634 INFO L225 Difference]: With dead ends: 13936 [2024-11-09 05:08:15,634 INFO L226 Difference]: Without dead ends: 13828 [2024-11-09 05:08:15,640 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:08:15,640 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 251 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 2471 SdHoareTripleChecker+Invalid, 1265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:15,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 2471 Invalid, 1265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 1218 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:08:15,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13828 states. [2024-11-09 05:08:15,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13828 to 13485. [2024-11-09 05:08:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13485 states, 13420 states have (on average 1.9827868852459016) internal successors, (26609), 13484 states have internal predecessors, (26609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:15,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13485 states to 13485 states and 26609 transitions. [2024-11-09 05:08:15,882 INFO L78 Accepts]: Start accepts. Automaton has 13485 states and 26609 transitions. Word has length 543 [2024-11-09 05:08:15,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:15,882 INFO L471 AbstractCegarLoop]: Abstraction has 13485 states and 26609 transitions. [2024-11-09 05:08:15,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 13485 states and 26609 transitions. [2024-11-09 05:08:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:15,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:15,887 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:15,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-09 05:08:15,888 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:15,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:15,888 INFO L85 PathProgramCache]: Analyzing trace with hash 384468040, now seen corresponding path program 28 times [2024-11-09 05:08:15,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:15,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739131807] [2024-11-09 05:08:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:15,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:17,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:17,637 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:17,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739131807] [2024-11-09 05:08:17,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739131807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:17,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:17,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:17,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197684832] [2024-11-09 05:08:17,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:17,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:17,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:17,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:17,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:17,639 INFO L87 Difference]: Start difference. First operand 13485 states and 26609 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:19,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:19,328 INFO L93 Difference]: Finished difference Result 13854 states and 27291 transitions. [2024-11-09 05:08:19,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 05:08:19,328 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:19,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:19,372 INFO L225 Difference]: With dead ends: 13854 [2024-11-09 05:08:19,372 INFO L226 Difference]: Without dead ends: 13765 [2024-11-09 05:08:19,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=621, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:08:19,377 INFO L432 NwaCegarLoop]: 611 mSDtfsCounter, 545 mSDsluCounter, 2713 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 3324 SdHoareTripleChecker+Invalid, 1608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:19,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [545 Valid, 3324 Invalid, 1608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:08:19,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13765 states. [2024-11-09 05:08:19,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13765 to 13407. [2024-11-09 05:08:19,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13407 states, 13344 states have (on average 1.9826139088729018) internal successors, (26456), 13406 states have internal predecessors, (26456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13407 states to 13407 states and 26456 transitions. [2024-11-09 05:08:19,606 INFO L78 Accepts]: Start accepts. Automaton has 13407 states and 26456 transitions. Word has length 543 [2024-11-09 05:08:19,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:19,606 INFO L471 AbstractCegarLoop]: Abstraction has 13407 states and 26456 transitions. [2024-11-09 05:08:19,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 13407 states and 26456 transitions. [2024-11-09 05:08:19,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:19,610 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:19,611 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:19,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-09 05:08:19,611 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:19,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:19,611 INFO L85 PathProgramCache]: Analyzing trace with hash 500054406, now seen corresponding path program 14 times [2024-11-09 05:08:19,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:19,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72481921] [2024-11-09 05:08:19,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:19,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:21,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:21,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72481921] [2024-11-09 05:08:21,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72481921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:21,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:21,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:21,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806341301] [2024-11-09 05:08:21,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:21,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:21,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:21,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:21,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:21,241 INFO L87 Difference]: Start difference. First operand 13407 states and 26456 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:23,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:23,176 INFO L93 Difference]: Finished difference Result 13942 states and 27441 transitions. [2024-11-09 05:08:23,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:08:23,177 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:23,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:23,222 INFO L225 Difference]: With dead ends: 13942 [2024-11-09 05:08:23,222 INFO L226 Difference]: Without dead ends: 13834 [2024-11-09 05:08:23,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=571, Unknown=0, NotChecked=0, Total=756 [2024-11-09 05:08:23,227 INFO L432 NwaCegarLoop]: 621 mSDtfsCounter, 576 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 3709 SdHoareTripleChecker+Invalid, 1955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:23,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [576 Valid, 3709 Invalid, 1955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:08:23,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13834 states. [2024-11-09 05:08:23,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13834 to 13183. [2024-11-09 05:08:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13183 states, 13120 states have (on average 1.9823170731707318) internal successors, (26008), 13182 states have internal predecessors, (26008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:23,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13183 states to 13183 states and 26008 transitions. [2024-11-09 05:08:23,440 INFO L78 Accepts]: Start accepts. Automaton has 13183 states and 26008 transitions. Word has length 543 [2024-11-09 05:08:23,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:23,441 INFO L471 AbstractCegarLoop]: Abstraction has 13183 states and 26008 transitions. [2024-11-09 05:08:23,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:23,441 INFO L276 IsEmpty]: Start isEmpty. Operand 13183 states and 26008 transitions. [2024-11-09 05:08:23,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:23,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:23,444 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:23,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-09 05:08:23,444 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:23,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:23,445 INFO L85 PathProgramCache]: Analyzing trace with hash -590824390, now seen corresponding path program 15 times [2024-11-09 05:08:23,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:23,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022717867] [2024-11-09 05:08:23,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:23,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:25,186 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:25,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022717867] [2024-11-09 05:08:25,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022717867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:25,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:25,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:25,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791117312] [2024-11-09 05:08:25,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:25,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:25,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:25,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:25,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:25,188 INFO L87 Difference]: Start difference. First operand 13183 states and 26008 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:27,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:27,096 INFO L93 Difference]: Finished difference Result 13498 states and 26549 transitions. [2024-11-09 05:08:27,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:08:27,097 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:27,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:27,143 INFO L225 Difference]: With dead ends: 13498 [2024-11-09 05:08:27,143 INFO L226 Difference]: Without dead ends: 13390 [2024-11-09 05:08:27,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:08:27,148 INFO L432 NwaCegarLoop]: 593 mSDtfsCounter, 471 mSDsluCounter, 3180 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 3773 SdHoareTripleChecker+Invalid, 2028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:27,148 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [471 Valid, 3773 Invalid, 2028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:08:27,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13390 states. [2024-11-09 05:08:27,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13390 to 13186. [2024-11-09 05:08:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13186 states, 13123 states have (on average 1.9823211155985674) internal successors, (26014), 13185 states have internal predecessors, (26014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13186 states to 13186 states and 26014 transitions. [2024-11-09 05:08:27,396 INFO L78 Accepts]: Start accepts. Automaton has 13186 states and 26014 transitions. Word has length 543 [2024-11-09 05:08:27,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:27,396 INFO L471 AbstractCegarLoop]: Abstraction has 13186 states and 26014 transitions. [2024-11-09 05:08:27,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 13186 states and 26014 transitions. [2024-11-09 05:08:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:27,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:27,401 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:27,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-09 05:08:27,401 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:27,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:27,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1360371706, now seen corresponding path program 16 times [2024-11-09 05:08:27,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:27,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549487652] [2024-11-09 05:08:27,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:27,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:29,235 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:29,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549487652] [2024-11-09 05:08:29,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549487652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:29,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:29,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:29,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034512816] [2024-11-09 05:08:29,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:29,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:29,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:29,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:29,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:29,237 INFO L87 Difference]: Start difference. First operand 13186 states and 26014 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:31,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:31,002 INFO L93 Difference]: Finished difference Result 13549 states and 26655 transitions. [2024-11-09 05:08:31,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:08:31,002 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:31,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:31,047 INFO L225 Difference]: With dead ends: 13549 [2024-11-09 05:08:31,047 INFO L226 Difference]: Without dead ends: 13441 [2024-11-09 05:08:31,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:08:31,053 INFO L432 NwaCegarLoop]: 600 mSDtfsCounter, 481 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 1764 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 3449 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 1764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:31,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 3449 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 1764 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:08:31,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13441 states. [2024-11-09 05:08:31,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13441 to 13185. [2024-11-09 05:08:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13185 states, 13122 states have (on average 1.9823197683279987) internal successors, (26012), 13184 states have internal predecessors, (26012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13185 states to 13185 states and 26012 transitions. [2024-11-09 05:08:31,290 INFO L78 Accepts]: Start accepts. Automaton has 13185 states and 26012 transitions. Word has length 543 [2024-11-09 05:08:31,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:31,290 INFO L471 AbstractCegarLoop]: Abstraction has 13185 states and 26012 transitions. [2024-11-09 05:08:31,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:31,291 INFO L276 IsEmpty]: Start isEmpty. Operand 13185 states and 26012 transitions. [2024-11-09 05:08:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:31,295 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:31,295 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:31,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-09 05:08:31,295 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:31,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:31,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1998721478, now seen corresponding path program 17 times [2024-11-09 05:08:31,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:31,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238377601] [2024-11-09 05:08:31,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:31,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:33,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:33,175 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:33,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238377601] [2024-11-09 05:08:33,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238377601] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:33,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:33,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:33,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163954495] [2024-11-09 05:08:33,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:33,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:33,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:33,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:33,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:33,177 INFO L87 Difference]: Start difference. First operand 13185 states and 26012 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:35,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:35,020 INFO L93 Difference]: Finished difference Result 13584 states and 26725 transitions. [2024-11-09 05:08:35,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:08:35,021 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:35,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:35,064 INFO L225 Difference]: With dead ends: 13584 [2024-11-09 05:08:35,064 INFO L226 Difference]: Without dead ends: 13476 [2024-11-09 05:08:35,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=135, Invalid=417, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:08:35,069 INFO L432 NwaCegarLoop]: 604 mSDtfsCounter, 487 mSDsluCounter, 2875 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 3479 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:35,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [487 Valid, 3479 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:08:35,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13476 states. [2024-11-09 05:08:35,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13476 to 13184. [2024-11-09 05:08:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13184 states, 13121 states have (on average 1.9823184208520692) internal successors, (26010), 13183 states have internal predecessors, (26010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:35,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13184 states to 13184 states and 26010 transitions. [2024-11-09 05:08:35,300 INFO L78 Accepts]: Start accepts. Automaton has 13184 states and 26010 transitions. Word has length 543 [2024-11-09 05:08:35,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:35,301 INFO L471 AbstractCegarLoop]: Abstraction has 13184 states and 26010 transitions. [2024-11-09 05:08:35,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:35,301 INFO L276 IsEmpty]: Start isEmpty. Operand 13184 states and 26010 transitions. [2024-11-09 05:08:35,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:35,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:35,305 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:35,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-09 05:08:35,305 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:35,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:35,306 INFO L85 PathProgramCache]: Analyzing trace with hash -2121105914, now seen corresponding path program 18 times [2024-11-09 05:08:35,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:35,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334914353] [2024-11-09 05:08:35,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:35,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:37,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:37,020 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:37,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334914353] [2024-11-09 05:08:37,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334914353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:37,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:37,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:37,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84959857] [2024-11-09 05:08:37,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:37,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:37,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:37,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:37,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:37,022 INFO L87 Difference]: Start difference. First operand 13184 states and 26010 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:38,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:38,675 INFO L93 Difference]: Finished difference Result 13620 states and 26797 transitions. [2024-11-09 05:08:38,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:08:38,676 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:38,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:38,725 INFO L225 Difference]: With dead ends: 13620 [2024-11-09 05:08:38,725 INFO L226 Difference]: Without dead ends: 13512 [2024-11-09 05:08:38,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:08:38,731 INFO L432 NwaCegarLoop]: 610 mSDtfsCounter, 499 mSDsluCounter, 2549 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 3159 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:38,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [499 Valid, 3159 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:08:38,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13512 states. [2024-11-09 05:08:38,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13512 to 13171. [2024-11-09 05:08:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13171 states, 13108 states have (on average 1.9823008849557522) internal successors, (25984), 13170 states have internal predecessors, (25984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:38,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13171 states to 13171 states and 25984 transitions. [2024-11-09 05:08:38,965 INFO L78 Accepts]: Start accepts. Automaton has 13171 states and 25984 transitions. Word has length 543 [2024-11-09 05:08:38,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:38,966 INFO L471 AbstractCegarLoop]: Abstraction has 13171 states and 25984 transitions. [2024-11-09 05:08:38,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:38,966 INFO L276 IsEmpty]: Start isEmpty. Operand 13171 states and 25984 transitions. [2024-11-09 05:08:38,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:38,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:38,970 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:38,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-09 05:08:38,970 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:38,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:38,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1164170, now seen corresponding path program 19 times [2024-11-09 05:08:38,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:38,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574903675] [2024-11-09 05:08:38,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:38,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:40,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:40,822 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:40,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574903675] [2024-11-09 05:08:40,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574903675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:40,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:40,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:40,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915155757] [2024-11-09 05:08:40,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:40,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:40,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:40,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:40,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:40,824 INFO L87 Difference]: Start difference. First operand 13171 states and 25984 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:42,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:42,783 INFO L93 Difference]: Finished difference Result 13533 states and 26616 transitions. [2024-11-09 05:08:42,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:08:42,784 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:42,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:42,832 INFO L225 Difference]: With dead ends: 13533 [2024-11-09 05:08:42,832 INFO L226 Difference]: Without dead ends: 13425 [2024-11-09 05:08:42,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:08:42,837 INFO L432 NwaCegarLoop]: 765 mSDtfsCounter, 756 mSDsluCounter, 2582 mSDsCounter, 0 mSdLazyCounter, 2004 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 3347 SdHoareTripleChecker+Invalid, 2047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 2004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:42,837 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [756 Valid, 3347 Invalid, 2047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 2004 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 05:08:42,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13425 states. [2024-11-09 05:08:43,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13425 to 13171. [2024-11-09 05:08:43,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13171 states, 13108 states have (on average 1.9823008849557522) internal successors, (25984), 13170 states have internal predecessors, (25984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:43,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13171 states to 13171 states and 25984 transitions. [2024-11-09 05:08:43,126 INFO L78 Accepts]: Start accepts. Automaton has 13171 states and 25984 transitions. Word has length 543 [2024-11-09 05:08:43,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:43,127 INFO L471 AbstractCegarLoop]: Abstraction has 13171 states and 25984 transitions. [2024-11-09 05:08:43,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 13171 states and 25984 transitions. [2024-11-09 05:08:43,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:43,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:43,130 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:43,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-09 05:08:43,131 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:43,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:43,131 INFO L85 PathProgramCache]: Analyzing trace with hash -419067318, now seen corresponding path program 20 times [2024-11-09 05:08:43,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:43,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338317626] [2024-11-09 05:08:43,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:43,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:44,943 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:44,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338317626] [2024-11-09 05:08:44,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338317626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:44,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:44,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:44,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664412144] [2024-11-09 05:08:44,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:44,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:44,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:44,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:44,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:44,945 INFO L87 Difference]: Start difference. First operand 13171 states and 25984 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:47,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:47,389 INFO L93 Difference]: Finished difference Result 13558 states and 26666 transitions. [2024-11-09 05:08:47,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:08:47,389 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:47,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:47,435 INFO L225 Difference]: With dead ends: 13558 [2024-11-09 05:08:47,435 INFO L226 Difference]: Without dead ends: 13450 [2024-11-09 05:08:47,440 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:08:47,440 INFO L432 NwaCegarLoop]: 766 mSDtfsCounter, 683 mSDsluCounter, 2802 mSDsCounter, 0 mSdLazyCounter, 2518 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 2555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 2518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:47,440 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [683 Valid, 3568 Invalid, 2555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 2518 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-09 05:08:47,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13450 states. [2024-11-09 05:08:47,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13450 to 13172. [2024-11-09 05:08:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13172 states, 13109 states have (on average 1.9823022351056525) internal successors, (25986), 13171 states have internal predecessors, (25986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13172 states to 13172 states and 25986 transitions. [2024-11-09 05:08:47,678 INFO L78 Accepts]: Start accepts. Automaton has 13172 states and 25986 transitions. Word has length 543 [2024-11-09 05:08:47,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:47,679 INFO L471 AbstractCegarLoop]: Abstraction has 13172 states and 25986 transitions. [2024-11-09 05:08:47,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:47,679 INFO L276 IsEmpty]: Start isEmpty. Operand 13172 states and 25986 transitions. [2024-11-09 05:08:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:47,682 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:47,683 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:47,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-09 05:08:47,683 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:47,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:47,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1188614634, now seen corresponding path program 21 times [2024-11-09 05:08:47,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:47,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311590331] [2024-11-09 05:08:47,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:47,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:49,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:49,489 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:49,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311590331] [2024-11-09 05:08:49,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311590331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:49,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:49,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:49,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638326127] [2024-11-09 05:08:49,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:49,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:49,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:49,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:49,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:49,491 INFO L87 Difference]: Start difference. First operand 13172 states and 25986 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:52,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:52,069 INFO L93 Difference]: Finished difference Result 13585 states and 26724 transitions. [2024-11-09 05:08:52,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:08:52,069 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:52,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:52,110 INFO L225 Difference]: With dead ends: 13585 [2024-11-09 05:08:52,110 INFO L226 Difference]: Without dead ends: 13477 [2024-11-09 05:08:52,115 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:08:52,115 INFO L432 NwaCegarLoop]: 772 mSDtfsCounter, 692 mSDsluCounter, 2869 mSDsCounter, 0 mSdLazyCounter, 2606 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 3641 SdHoareTripleChecker+Invalid, 2659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 2606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:52,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [692 Valid, 3641 Invalid, 2659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 2606 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-09 05:08:52,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13477 states. [2024-11-09 05:08:52,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13477 to 13187. [2024-11-09 05:08:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13187 states, 13124 states have (on average 1.982322462663822) internal successors, (26016), 13186 states have internal predecessors, (26016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13187 states to 13187 states and 26016 transitions. [2024-11-09 05:08:52,340 INFO L78 Accepts]: Start accepts. Automaton has 13187 states and 26016 transitions. Word has length 543 [2024-11-09 05:08:52,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:52,340 INFO L471 AbstractCegarLoop]: Abstraction has 13187 states and 26016 transitions. [2024-11-09 05:08:52,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:52,340 INFO L276 IsEmpty]: Start isEmpty. Operand 13187 states and 26016 transitions. [2024-11-09 05:08:52,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:52,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:52,343 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:52,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-09 05:08:52,344 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:52,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:52,344 INFO L85 PathProgramCache]: Analyzing trace with hash 183360940, now seen corresponding path program 22 times [2024-11-09 05:08:52,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:52,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846958861] [2024-11-09 05:08:52,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:52,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:54,167 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:54,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846958861] [2024-11-09 05:08:54,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846958861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:54,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:54,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:54,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395798892] [2024-11-09 05:08:54,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:54,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:54,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:54,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:54,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:54,169 INFO L87 Difference]: Start difference. First operand 13187 states and 26016 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:55,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:08:55,913 INFO L93 Difference]: Finished difference Result 13568 states and 26686 transitions. [2024-11-09 05:08:55,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:08:55,913 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:08:55,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:08:55,964 INFO L225 Difference]: With dead ends: 13568 [2024-11-09 05:08:55,964 INFO L226 Difference]: Without dead ends: 13460 [2024-11-09 05:08:55,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:08:55,970 INFO L432 NwaCegarLoop]: 698 mSDtfsCounter, 611 mSDsluCounter, 2293 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 2991 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:08:55,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 2991 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1668 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:08:55,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13460 states. [2024-11-09 05:08:56,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13460 to 13189. [2024-11-09 05:08:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13189 states, 13126 states have (on average 1.9823251561785769) internal successors, (26020), 13188 states have internal predecessors, (26020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:56,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13189 states to 13189 states and 26020 transitions. [2024-11-09 05:08:56,315 INFO L78 Accepts]: Start accepts. Automaton has 13189 states and 26020 transitions. Word has length 543 [2024-11-09 05:08:56,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:08:56,315 INFO L471 AbstractCegarLoop]: Abstraction has 13189 states and 26020 transitions. [2024-11-09 05:08:56,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:08:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 13189 states and 26020 transitions. [2024-11-09 05:08:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:08:56,319 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:08:56,319 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:08:56,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-09 05:08:56,319 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:08:56,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:08:56,320 INFO L85 PathProgramCache]: Analyzing trace with hash -586186376, now seen corresponding path program 23 times [2024-11-09 05:08:56,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:08:56,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066254498] [2024-11-09 05:08:56,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:08:56,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:08:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:08:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:08:58,101 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:08:58,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066254498] [2024-11-09 05:08:58,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066254498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:08:58,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:08:58,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:08:58,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925150908] [2024-11-09 05:08:58,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:08:58,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:08:58,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:58,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:08:58,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:08:58,103 INFO L87 Difference]: Start difference. First operand 13189 states and 26020 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:00,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:00,801 INFO L93 Difference]: Finished difference Result 13628 states and 26810 transitions. [2024-11-09 05:09:00,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:09:00,802 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:09:00,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:00,848 INFO L225 Difference]: With dead ends: 13628 [2024-11-09 05:09:00,848 INFO L226 Difference]: Without dead ends: 13520 [2024-11-09 05:09:00,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:09:00,853 INFO L432 NwaCegarLoop]: 704 mSDtfsCounter, 618 mSDsluCounter, 3383 mSDsCounter, 0 mSdLazyCounter, 2915 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 4087 SdHoareTripleChecker+Invalid, 2966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:00,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [618 Valid, 4087 Invalid, 2966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2915 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-09 05:09:00,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13520 states. [2024-11-09 05:09:01,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13520 to 13188. [2024-11-09 05:09:01,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13188 states, 13125 states have (on average 1.9823238095238096) internal successors, (26018), 13187 states have internal predecessors, (26018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:01,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13188 states to 13188 states and 26018 transitions. [2024-11-09 05:09:01,093 INFO L78 Accepts]: Start accepts. Automaton has 13188 states and 26018 transitions. Word has length 543 [2024-11-09 05:09:01,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:01,093 INFO L471 AbstractCegarLoop]: Abstraction has 13188 states and 26018 transitions. [2024-11-09 05:09:01,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:01,093 INFO L276 IsEmpty]: Start isEmpty. Operand 13188 states and 26018 transitions. [2024-11-09 05:09:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:09:01,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:01,097 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:01,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-09 05:09:01,097 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:01,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:01,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1224536148, now seen corresponding path program 24 times [2024-11-09 05:09:01,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:01,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683519166] [2024-11-09 05:09:01,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:01,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:03,179 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:03,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683519166] [2024-11-09 05:09:03,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683519166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:03,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:03,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:03,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972038477] [2024-11-09 05:09:03,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:03,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:03,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:03,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:03,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:03,180 INFO L87 Difference]: Start difference. First operand 13188 states and 26018 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:05,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:05,805 INFO L93 Difference]: Finished difference Result 13660 states and 26874 transitions. [2024-11-09 05:09:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:09:05,806 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:09:05,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:05,854 INFO L225 Difference]: With dead ends: 13660 [2024-11-09 05:09:05,854 INFO L226 Difference]: Without dead ends: 13552 [2024-11-09 05:09:05,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:09:05,860 INFO L432 NwaCegarLoop]: 711 mSDtfsCounter, 626 mSDsluCounter, 2945 mSDsCounter, 0 mSdLazyCounter, 2542 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 3656 SdHoareTripleChecker+Invalid, 2602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:05,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [626 Valid, 3656 Invalid, 2602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2542 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-09 05:09:05,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13552 states. [2024-11-09 05:09:06,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13552 to 13187. [2024-11-09 05:09:06,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13187 states, 13124 states have (on average 1.982322462663822) internal successors, (26016), 13186 states have internal predecessors, (26016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13187 states to 13187 states and 26016 transitions. [2024-11-09 05:09:06,104 INFO L78 Accepts]: Start accepts. Automaton has 13187 states and 26016 transitions. Word has length 543 [2024-11-09 05:09:06,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:06,105 INFO L471 AbstractCegarLoop]: Abstraction has 13187 states and 26016 transitions. [2024-11-09 05:09:06,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:06,105 INFO L276 IsEmpty]: Start isEmpty. Operand 13187 states and 26016 transitions. [2024-11-09 05:09:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:09:06,109 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:06,109 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:06,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-09 05:09:06,109 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:06,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:06,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1005258584, now seen corresponding path program 25 times [2024-11-09 05:09:06,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:06,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026221261] [2024-11-09 05:09:06,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:06,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:08,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:08,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026221261] [2024-11-09 05:09:08,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026221261] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:08,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:08,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:08,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643097719] [2024-11-09 05:09:08,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:08,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:08,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:08,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:08,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:08,103 INFO L87 Difference]: Start difference. First operand 13187 states and 26016 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:09,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:09,945 INFO L93 Difference]: Finished difference Result 13566 states and 26682 transitions. [2024-11-09 05:09:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:09:09,945 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:09:09,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:09,992 INFO L225 Difference]: With dead ends: 13566 [2024-11-09 05:09:09,992 INFO L226 Difference]: Without dead ends: 13458 [2024-11-09 05:09:09,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:09:09,998 INFO L432 NwaCegarLoop]: 641 mSDtfsCounter, 528 mSDsluCounter, 2572 mSDsCounter, 0 mSdLazyCounter, 1984 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 3213 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 1984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:09,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [528 Valid, 3213 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 1984 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:09:10,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13458 states. [2024-11-09 05:09:10,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13458 to 13186. [2024-11-09 05:09:10,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13186 states, 13123 states have (on average 1.9823211155985674) internal successors, (26014), 13185 states have internal predecessors, (26014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13186 states to 13186 states and 26014 transitions. [2024-11-09 05:09:10,248 INFO L78 Accepts]: Start accepts. Automaton has 13186 states and 26014 transitions. Word has length 543 [2024-11-09 05:09:10,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:10,249 INFO L471 AbstractCegarLoop]: Abstraction has 13186 states and 26014 transitions. [2024-11-09 05:09:10,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:10,249 INFO L276 IsEmpty]: Start isEmpty. Operand 13186 states and 26014 transitions. [2024-11-09 05:09:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:09:10,253 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:10,253 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:10,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-09 05:09:10,254 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:10,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:10,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1774805900, now seen corresponding path program 26 times [2024-11-09 05:09:10,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:10,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870763394] [2024-11-09 05:09:10,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:12,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:12,131 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:12,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870763394] [2024-11-09 05:09:12,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870763394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:12,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:12,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:12,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728372591] [2024-11-09 05:09:12,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:12,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:12,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:12,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:12,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:12,133 INFO L87 Difference]: Start difference. First operand 13186 states and 26014 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:14,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:14,185 INFO L93 Difference]: Finished difference Result 13626 states and 26806 transitions. [2024-11-09 05:09:14,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:09:14,185 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:09:14,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:14,246 INFO L225 Difference]: With dead ends: 13626 [2024-11-09 05:09:14,247 INFO L226 Difference]: Without dead ends: 13518 [2024-11-09 05:09:14,253 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:09:14,254 INFO L432 NwaCegarLoop]: 647 mSDtfsCounter, 552 mSDsluCounter, 2646 mSDsCounter, 0 mSdLazyCounter, 2080 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 3293 SdHoareTripleChecker+Invalid, 2131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 2080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:14,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 3293 Invalid, 2131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 2080 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 05:09:14,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13518 states. [2024-11-09 05:09:14,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13518 to 13185. [2024-11-09 05:09:14,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13185 states, 13122 states have (on average 1.9823197683279987) internal successors, (26012), 13184 states have internal predecessors, (26012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13185 states to 13185 states and 26012 transitions. [2024-11-09 05:09:14,526 INFO L78 Accepts]: Start accepts. Automaton has 13185 states and 26012 transitions. Word has length 543 [2024-11-09 05:09:14,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:14,527 INFO L471 AbstractCegarLoop]: Abstraction has 13185 states and 26012 transitions. [2024-11-09 05:09:14,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:14,527 INFO L276 IsEmpty]: Start isEmpty. Operand 13185 states and 26012 transitions. [2024-11-09 05:09:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:09:14,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:14,531 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:14,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-09 05:09:14,531 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:14,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:14,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1881811624, now seen corresponding path program 27 times [2024-11-09 05:09:14,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:14,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149786297] [2024-11-09 05:09:14,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:14,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:16,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:16,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:16,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149786297] [2024-11-09 05:09:16,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149786297] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:16,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:16,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:16,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886448589] [2024-11-09 05:09:16,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:16,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:16,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:16,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:16,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:16,633 INFO L87 Difference]: Start difference. First operand 13185 states and 26012 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:18,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:18,528 INFO L93 Difference]: Finished difference Result 13667 states and 26888 transitions. [2024-11-09 05:09:18,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:09:18,528 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:09:18,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:18,576 INFO L225 Difference]: With dead ends: 13667 [2024-11-09 05:09:18,576 INFO L226 Difference]: Without dead ends: 13559 [2024-11-09 05:09:18,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:09:18,581 INFO L432 NwaCegarLoop]: 654 mSDtfsCounter, 561 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 1730 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 2861 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:18,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 2861 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1730 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:09:18,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13559 states. [2024-11-09 05:09:18,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13559 to 13184. [2024-11-09 05:09:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13184 states, 13121 states have (on average 1.9823184208520692) internal successors, (26010), 13183 states have internal predecessors, (26010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13184 states to 13184 states and 26010 transitions. [2024-11-09 05:09:18,816 INFO L78 Accepts]: Start accepts. Automaton has 13184 states and 26010 transitions. Word has length 543 [2024-11-09 05:09:18,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:18,816 INFO L471 AbstractCegarLoop]: Abstraction has 13184 states and 26010 transitions. [2024-11-09 05:09:18,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:18,817 INFO L276 IsEmpty]: Start isEmpty. Operand 13184 states and 26010 transitions. [2024-11-09 05:09:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-09 05:09:18,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:18,823 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:18,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-09 05:09:18,823 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:18,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:18,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1759427188, now seen corresponding path program 28 times [2024-11-09 05:09:18,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:18,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500233674] [2024-11-09 05:09:18,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:18,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:20,437 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:20,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500233674] [2024-11-09 05:09:20,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500233674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:20,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:20,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:20,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800890333] [2024-11-09 05:09:20,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:20,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:20,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:20,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:20,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:20,439 INFO L87 Difference]: Start difference. First operand 13184 states and 26010 transitions. Second operand has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:22,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:22,100 INFO L93 Difference]: Finished difference Result 13684 states and 26922 transitions. [2024-11-09 05:09:22,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:09:22,100 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 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 543 [2024-11-09 05:09:22,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:22,146 INFO L225 Difference]: With dead ends: 13684 [2024-11-09 05:09:22,146 INFO L226 Difference]: Without dead ends: 13576 [2024-11-09 05:09:22,151 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:09:22,151 INFO L432 NwaCegarLoop]: 660 mSDtfsCounter, 560 mSDsluCounter, 2245 mSDsCounter, 0 mSdLazyCounter, 1832 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 2905 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 1832 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:22,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 2905 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 1832 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:09:22,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13576 states. [2024-11-09 05:09:22,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13576 to 13167. [2024-11-09 05:09:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13167 states, 13104 states have (on average 1.9822954822954824) internal successors, (25976), 13166 states have internal predecessors, (25976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:22,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13167 states to 13167 states and 25976 transitions. [2024-11-09 05:09:22,387 INFO L78 Accepts]: Start accepts. Automaton has 13167 states and 25976 transitions. Word has length 543 [2024-11-09 05:09:22,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:22,388 INFO L471 AbstractCegarLoop]: Abstraction has 13167 states and 25976 transitions. [2024-11-09 05:09:22,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 16.5) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 13167 states and 25976 transitions. [2024-11-09 05:09:22,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-11-09 05:09:22,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:22,394 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:22,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-09 05:09:22,394 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:22,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:22,395 INFO L85 PathProgramCache]: Analyzing trace with hash -681116896, now seen corresponding path program 1 times [2024-11-09 05:09:22,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:22,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534428790] [2024-11-09 05:09:22,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:22,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:23,756 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:23,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534428790] [2024-11-09 05:09:23,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534428790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:23,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:23,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:09:23,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708262177] [2024-11-09 05:09:23,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:23,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:09:23,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:23,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:09:23,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:09:23,758 INFO L87 Difference]: Start difference. First operand 13167 states and 25976 transitions. Second operand has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:24,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:24,295 INFO L93 Difference]: Finished difference Result 14023 states and 27690 transitions. [2024-11-09 05:09:24,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:09:24,296 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 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 547 [2024-11-09 05:09:24,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:24,340 INFO L225 Difference]: With dead ends: 14023 [2024-11-09 05:09:24,340 INFO L226 Difference]: Without dead ends: 13925 [2024-11-09 05:09:24,345 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 [2024-11-09 05:09:24,345 INFO L432 NwaCegarLoop]: 506 mSDtfsCounter, 267 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 908 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:24,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 908 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 05:09:24,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13925 states. [2024-11-09 05:09:24,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13925 to 13485. [2024-11-09 05:09:24,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13485 states, 13423 states have (on average 1.982865231319377) internal successors, (26616), 13484 states have internal predecessors, (26616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13485 states to 13485 states and 26616 transitions. [2024-11-09 05:09:24,582 INFO L78 Accepts]: Start accepts. Automaton has 13485 states and 26616 transitions. Word has length 547 [2024-11-09 05:09:24,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:24,583 INFO L471 AbstractCegarLoop]: Abstraction has 13485 states and 26616 transitions. [2024-11-09 05:09:24,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 13485 states and 26616 transitions. [2024-11-09 05:09:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-11-09 05:09:24,587 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:24,587 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:24,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-09 05:09:24,587 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:24,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:24,588 INFO L85 PathProgramCache]: Analyzing trace with hash 2057364660, now seen corresponding path program 1 times [2024-11-09 05:09:24,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:24,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725300187] [2024-11-09 05:09:24,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:24,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:26,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:26,101 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:26,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725300187] [2024-11-09 05:09:26,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725300187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:26,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:26,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:09:26,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782146545] [2024-11-09 05:09:26,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:26,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:09:26,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:26,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:09:26,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:09:26,102 INFO L87 Difference]: Start difference. First operand 13485 states and 26616 transitions. Second operand has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:26,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:26,931 INFO L93 Difference]: Finished difference Result 14611 states and 28860 transitions. [2024-11-09 05:09:26,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:09:26,931 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 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 547 [2024-11-09 05:09:26,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:26,982 INFO L225 Difference]: With dead ends: 14611 [2024-11-09 05:09:26,982 INFO L226 Difference]: Without dead ends: 14475 [2024-11-09 05:09:26,987 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 [2024-11-09 05:09:26,988 INFO L432 NwaCegarLoop]: 546 mSDtfsCounter, 331 mSDsluCounter, 589 mSDsCounter, 0 mSdLazyCounter, 712 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 1135 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:26,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 1135 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 712 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:09:27,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14475 states. [2024-11-09 05:09:27,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14475 to 13900. [2024-11-09 05:09:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13900 states, 13841 states have (on average 1.9829492088721914) internal successors, (27446), 13899 states have internal predecessors, (27446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13900 states to 13900 states and 27446 transitions. [2024-11-09 05:09:27,336 INFO L78 Accepts]: Start accepts. Automaton has 13900 states and 27446 transitions. Word has length 547 [2024-11-09 05:09:27,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:27,337 INFO L471 AbstractCegarLoop]: Abstraction has 13900 states and 27446 transitions. [2024-11-09 05:09:27,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:27,337 INFO L276 IsEmpty]: Start isEmpty. Operand 13900 states and 27446 transitions. [2024-11-09 05:09:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:27,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:27,341 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:27,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-09 05:09:27,341 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:27,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:27,342 INFO L85 PathProgramCache]: Analyzing trace with hash 261631822, now seen corresponding path program 1 times [2024-11-09 05:09:27,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:27,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732586860] [2024-11-09 05:09:27,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:27,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:28,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:28,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732586860] [2024-11-09 05:09:28,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732586860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:28,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:28,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:28,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789732831] [2024-11-09 05:09:28,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:28,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:28,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:28,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:28,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:28,978 INFO L87 Difference]: Start difference. First operand 13900 states and 27446 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:30,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:30,695 INFO L93 Difference]: Finished difference Result 14608 states and 28758 transitions. [2024-11-09 05:09:30,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 05:09:30,695 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:09:30,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:30,748 INFO L225 Difference]: With dead ends: 14608 [2024-11-09 05:09:30,748 INFO L226 Difference]: Without dead ends: 14501 [2024-11-09 05:09:30,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=193, Invalid=619, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:09:30,754 INFO L432 NwaCegarLoop]: 532 mSDtfsCounter, 533 mSDsluCounter, 2767 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 3299 SdHoareTripleChecker+Invalid, 1955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:30,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 3299 Invalid, 1955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:09:30,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14501 states. [2024-11-09 05:09:30,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14501 to 14014. [2024-11-09 05:09:30,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14014 states, 13955 states have (on average 1.9830168398423504) internal successors, (27673), 14013 states have internal predecessors, (27673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14014 states to 14014 states and 27673 transitions. [2024-11-09 05:09:31,008 INFO L78 Accepts]: Start accepts. Automaton has 14014 states and 27673 transitions. Word has length 551 [2024-11-09 05:09:31,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:31,008 INFO L471 AbstractCegarLoop]: Abstraction has 14014 states and 27673 transitions. [2024-11-09 05:09:31,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 14014 states and 27673 transitions. [2024-11-09 05:09:31,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:31,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:31,013 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:31,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-09 05:09:31,013 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:31,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:31,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1200201840, now seen corresponding path program 2 times [2024-11-09 05:09:31,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:31,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625706428] [2024-11-09 05:09:31,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:31,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:32,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:32,838 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:32,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625706428] [2024-11-09 05:09:32,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625706428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:32,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:32,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:32,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290703971] [2024-11-09 05:09:32,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:32,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:32,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:32,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:32,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:32,841 INFO L87 Difference]: Start difference. First operand 14014 states and 27673 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:34,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:34,711 INFO L93 Difference]: Finished difference Result 14608 states and 28757 transitions. [2024-11-09 05:09:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 05:09:34,711 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:09:34,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:34,760 INFO L225 Difference]: With dead ends: 14608 [2024-11-09 05:09:34,760 INFO L226 Difference]: Without dead ends: 14501 [2024-11-09 05:09:34,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=197, Invalid=615, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:09:34,766 INFO L432 NwaCegarLoop]: 534 mSDtfsCounter, 609 mSDsluCounter, 3080 mSDsCounter, 0 mSdLazyCounter, 2153 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 3614 SdHoareTripleChecker+Invalid, 2195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 2153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:34,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 3614 Invalid, 2195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 2153 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:09:34,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14501 states. [2024-11-09 05:09:34,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14501 to 14008. [2024-11-09 05:09:34,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14008 states, 13949 states have (on average 1.9829378450068105) internal successors, (27660), 14007 states have internal predecessors, (27660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:34,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14008 states to 14008 states and 27660 transitions. [2024-11-09 05:09:35,027 INFO L78 Accepts]: Start accepts. Automaton has 14008 states and 27660 transitions. Word has length 551 [2024-11-09 05:09:35,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:35,028 INFO L471 AbstractCegarLoop]: Abstraction has 14008 states and 27660 transitions. [2024-11-09 05:09:35,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:35,028 INFO L276 IsEmpty]: Start isEmpty. Operand 14008 states and 27660 transitions. [2024-11-09 05:09:35,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:35,035 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:35,035 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:35,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-09 05:09:35,035 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:35,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:35,036 INFO L85 PathProgramCache]: Analyzing trace with hash 531051598, now seen corresponding path program 3 times [2024-11-09 05:09:35,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:35,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149446944] [2024-11-09 05:09:35,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:35,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:37,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:37,082 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:37,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149446944] [2024-11-09 05:09:37,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149446944] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:37,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:37,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:37,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330359185] [2024-11-09 05:09:37,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:37,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:37,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:37,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:37,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:37,084 INFO L87 Difference]: Start difference. First operand 14008 states and 27660 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:39,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:39,395 INFO L93 Difference]: Finished difference Result 14656 states and 28852 transitions. [2024-11-09 05:09:39,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-09 05:09:39,395 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:09:39,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:39,447 INFO L225 Difference]: With dead ends: 14656 [2024-11-09 05:09:39,447 INFO L226 Difference]: Without dead ends: 14549 [2024-11-09 05:09:39,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=1080, Unknown=0, NotChecked=0, Total=1406 [2024-11-09 05:09:39,453 INFO L432 NwaCegarLoop]: 663 mSDtfsCounter, 780 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 2233 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 3696 SdHoareTripleChecker+Invalid, 2289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 2233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:39,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [780 Valid, 3696 Invalid, 2289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 2233 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 05:09:39,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14549 states. [2024-11-09 05:09:39,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14549 to 14002. [2024-11-09 05:09:39,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14002 states, 13943 states have (on average 1.9828587821846089) internal successors, (27647), 14001 states have internal predecessors, (27647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14002 states to 14002 states and 27647 transitions. [2024-11-09 05:09:39,724 INFO L78 Accepts]: Start accepts. Automaton has 14002 states and 27647 transitions. Word has length 551 [2024-11-09 05:09:39,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:39,725 INFO L471 AbstractCegarLoop]: Abstraction has 14002 states and 27647 transitions. [2024-11-09 05:09:39,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:39,725 INFO L276 IsEmpty]: Start isEmpty. Operand 14002 states and 27647 transitions. [2024-11-09 05:09:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:39,732 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:39,733 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:39,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-09 05:09:39,733 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:39,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:39,734 INFO L85 PathProgramCache]: Analyzing trace with hash -99774901, now seen corresponding path program 1 times [2024-11-09 05:09:39,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:39,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456906128] [2024-11-09 05:09:39,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:39,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:42,107 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:42,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456906128] [2024-11-09 05:09:42,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456906128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:42,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:42,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:42,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422197917] [2024-11-09 05:09:42,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:42,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:42,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:42,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:42,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:42,109 INFO L87 Difference]: Start difference. First operand 14002 states and 27647 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:44,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:44,466 INFO L93 Difference]: Finished difference Result 14653 states and 28874 transitions. [2024-11-09 05:09:44,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 05:09:44,467 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:09:44,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:44,517 INFO L225 Difference]: With dead ends: 14653 [2024-11-09 05:09:44,517 INFO L226 Difference]: Without dead ends: 14574 [2024-11-09 05:09:44,522 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=278, Invalid=844, Unknown=0, NotChecked=0, Total=1122 [2024-11-09 05:09:44,523 INFO L432 NwaCegarLoop]: 628 mSDtfsCounter, 740 mSDsluCounter, 3105 mSDsCounter, 0 mSdLazyCounter, 2215 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 740 SdHoareTripleChecker+Valid, 3733 SdHoareTripleChecker+Invalid, 2261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 2215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:44,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [740 Valid, 3733 Invalid, 2261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 2215 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 05:09:44,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14574 states. [2024-11-09 05:09:44,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14574 to 14031. [2024-11-09 05:09:44,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14031 states, 13972 states have (on average 1.982894360148869) internal successors, (27705), 14030 states have internal predecessors, (27705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14031 states to 14031 states and 27705 transitions. [2024-11-09 05:09:44,788 INFO L78 Accepts]: Start accepts. Automaton has 14031 states and 27705 transitions. Word has length 551 [2024-11-09 05:09:44,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:44,788 INFO L471 AbstractCegarLoop]: Abstraction has 14031 states and 27705 transitions. [2024-11-09 05:09:44,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 14031 states and 27705 transitions. [2024-11-09 05:09:44,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:44,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:44,793 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:44,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-11-09 05:09:44,793 INFO L396 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:44,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:44,794 INFO L85 PathProgramCache]: Analyzing trace with hash 90407300, now seen corresponding path program 4 times [2024-11-09 05:09:44,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:44,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438082856] [2024-11-09 05:09:44,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:44,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:46,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:46,989 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:46,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438082856] [2024-11-09 05:09:46,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438082856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:46,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:46,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:46,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44960450] [2024-11-09 05:09:46,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:46,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:46,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:46,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:46,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:46,991 INFO L87 Difference]: Start difference. First operand 14031 states and 27705 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:48,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:48,600 INFO L93 Difference]: Finished difference Result 14770 states and 29079 transitions. [2024-11-09 05:09:48,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:09:48,600 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:09:48,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:48,649 INFO L225 Difference]: With dead ends: 14770 [2024-11-09 05:09:48,649 INFO L226 Difference]: Without dead ends: 14663 [2024-11-09 05:09:48,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:09:48,655 INFO L432 NwaCegarLoop]: 497 mSDtfsCounter, 285 mSDsluCounter, 2568 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 3065 SdHoareTripleChecker+Invalid, 1776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:48,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 3065 Invalid, 1776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:09:48,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14663 states. [2024-11-09 05:09:48,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14663 to 14147. [2024-11-09 05:09:48,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14147 states, 14088 states have (on average 1.9830352072685973) internal successors, (27937), 14146 states have internal predecessors, (27937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:48,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14147 states to 14147 states and 27937 transitions. [2024-11-09 05:09:48,912 INFO L78 Accepts]: Start accepts. Automaton has 14147 states and 27937 transitions. Word has length 551 [2024-11-09 05:09:48,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:48,912 INFO L471 AbstractCegarLoop]: Abstraction has 14147 states and 27937 transitions. [2024-11-09 05:09:48,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 14147 states and 27937 transitions. [2024-11-09 05:09:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:48,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:48,917 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:48,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-11-09 05:09:48,918 INFO L396 AbstractCegarLoop]: === Iteration 120 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:48,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:48,918 INFO L85 PathProgramCache]: Analyzing trace with hash 576072706, now seen corresponding path program 5 times [2024-11-09 05:09:48,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:48,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246444282] [2024-11-09 05:09:48,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:48,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:51,125 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:51,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246444282] [2024-11-09 05:09:51,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246444282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:51,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:51,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:51,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902053828] [2024-11-09 05:09:51,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:51,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:51,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:51,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:51,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:51,127 INFO L87 Difference]: Start difference. First operand 14147 states and 27937 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:52,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:52,995 INFO L93 Difference]: Finished difference Result 14771 states and 29081 transitions. [2024-11-09 05:09:52,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:09:52,995 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:09:52,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:53,048 INFO L225 Difference]: With dead ends: 14771 [2024-11-09 05:09:53,049 INFO L226 Difference]: Without dead ends: 14664 [2024-11-09 05:09:53,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:09:53,054 INFO L432 NwaCegarLoop]: 499 mSDtfsCounter, 368 mSDsluCounter, 2551 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 3050 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:53,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 3050 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:09:53,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14664 states. [2024-11-09 05:09:53,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14664 to 14132. [2024-11-09 05:09:53,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14132 states, 14073 states have (on average 1.9830171249911177) internal successors, (27907), 14131 states have internal predecessors, (27907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:53,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14132 states to 14132 states and 27907 transitions. [2024-11-09 05:09:53,346 INFO L78 Accepts]: Start accepts. Automaton has 14132 states and 27907 transitions. Word has length 551 [2024-11-09 05:09:53,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:53,347 INFO L471 AbstractCegarLoop]: Abstraction has 14132 states and 27907 transitions. [2024-11-09 05:09:53,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 14132 states and 27907 transitions. [2024-11-09 05:09:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:53,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:53,352 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:53,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2024-11-09 05:09:53,352 INFO L396 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:53,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:53,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1902296742, now seen corresponding path program 6 times [2024-11-09 05:09:53,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:53,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220719387] [2024-11-09 05:09:53,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:53,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:09:55,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:09:55,718 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:09:55,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220719387] [2024-11-09 05:09:55,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220719387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:09:55,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:09:55,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:09:55,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493132855] [2024-11-09 05:09:55,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:09:55,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:09:55,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:09:55,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:09:55,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:09:55,720 INFO L87 Difference]: Start difference. First operand 14132 states and 27907 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:58,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:09:58,319 INFO L93 Difference]: Finished difference Result 14902 states and 29343 transitions. [2024-11-09 05:09:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 05:09:58,320 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:09:58,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:09:58,374 INFO L225 Difference]: With dead ends: 14902 [2024-11-09 05:09:58,374 INFO L226 Difference]: Without dead ends: 14795 [2024-11-09 05:09:58,379 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:09:58,380 INFO L432 NwaCegarLoop]: 668 mSDtfsCounter, 485 mSDsluCounter, 3550 mSDsCounter, 0 mSdLazyCounter, 3129 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 485 SdHoareTripleChecker+Valid, 4218 SdHoareTripleChecker+Invalid, 3167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 3129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:09:58,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [485 Valid, 4218 Invalid, 3167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 3129 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-09 05:09:58,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14795 states. [2024-11-09 05:09:58,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14795 to 14067. [2024-11-09 05:09:58,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14067 states, 14008 states have (on average 1.9829383209594518) internal successors, (27777), 14066 states have internal predecessors, (27777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14067 states to 14067 states and 27777 transitions. [2024-11-09 05:09:58,656 INFO L78 Accepts]: Start accepts. Automaton has 14067 states and 27777 transitions. Word has length 551 [2024-11-09 05:09:58,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:09:58,657 INFO L471 AbstractCegarLoop]: Abstraction has 14067 states and 27777 transitions. [2024-11-09 05:09:58,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 14067 states and 27777 transitions. [2024-11-09 05:09:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:09:58,662 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:09:58,663 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:09:58,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2024-11-09 05:09:58,663 INFO L396 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:09:58,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:09:58,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1386244095, now seen corresponding path program 2 times [2024-11-09 05:09:58,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:09:58,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804555982] [2024-11-09 05:09:58,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:09:58,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:09:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:00,999 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:00,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804555982] [2024-11-09 05:10:01,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804555982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:01,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:01,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:01,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704337064] [2024-11-09 05:10:01,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:01,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:01,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:01,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:01,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:01,001 INFO L87 Difference]: Start difference. First operand 14067 states and 27777 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:02,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:02,742 INFO L93 Difference]: Finished difference Result 14824 states and 29216 transitions. [2024-11-09 05:10:02,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 05:10:02,742 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:02,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:02,791 INFO L225 Difference]: With dead ends: 14824 [2024-11-09 05:10:02,791 INFO L226 Difference]: Without dead ends: 14745 [2024-11-09 05:10:02,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:10:02,796 INFO L432 NwaCegarLoop]: 633 mSDtfsCounter, 432 mSDsluCounter, 2936 mSDsCounter, 0 mSdLazyCounter, 2186 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 3569 SdHoareTripleChecker+Invalid, 2229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 2186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:02,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 3569 Invalid, 2229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 2186 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:10:02,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14745 states. [2024-11-09 05:10:02,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14745 to 14032. [2024-11-09 05:10:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14032 states, 13973 states have (on average 1.9828955843412295) internal successors, (27707), 14031 states have internal predecessors, (27707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14032 states to 14032 states and 27707 transitions. [2024-11-09 05:10:03,054 INFO L78 Accepts]: Start accepts. Automaton has 14032 states and 27707 transitions. Word has length 551 [2024-11-09 05:10:03,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:03,054 INFO L471 AbstractCegarLoop]: Abstraction has 14032 states and 27707 transitions. [2024-11-09 05:10:03,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:03,054 INFO L276 IsEmpty]: Start isEmpty. Operand 14032 states and 27707 transitions. [2024-11-09 05:10:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:03,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:03,059 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:03,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2024-11-09 05:10:03,059 INFO L396 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:03,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:03,059 INFO L85 PathProgramCache]: Analyzing trace with hash -264690992, now seen corresponding path program 7 times [2024-11-09 05:10:03,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:03,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231321138] [2024-11-09 05:10:03,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:03,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:03,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:05,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:05,498 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:05,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231321138] [2024-11-09 05:10:05,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231321138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:05,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:05,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:05,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277007713] [2024-11-09 05:10:05,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:05,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:05,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:05,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:05,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:05,501 INFO L87 Difference]: Start difference. First operand 14032 states and 27707 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:07,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:07,229 INFO L93 Difference]: Finished difference Result 14834 states and 29207 transitions. [2024-11-09 05:10:07,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:10:07,230 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:07,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:07,291 INFO L225 Difference]: With dead ends: 14834 [2024-11-09 05:10:07,291 INFO L226 Difference]: Without dead ends: 14727 [2024-11-09 05:10:07,298 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:10:07,298 INFO L432 NwaCegarLoop]: 478 mSDtfsCounter, 299 mSDsluCounter, 2241 mSDsCounter, 0 mSdLazyCounter, 1483 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 2719 SdHoareTripleChecker+Invalid, 1518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:07,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [299 Valid, 2719 Invalid, 1518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1483 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:10:07,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14727 states. [2024-11-09 05:10:07,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14727 to 14136. [2024-11-09 05:10:07,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14136 states, 14077 states have (on average 1.9830219506997229) internal successors, (27915), 14135 states have internal predecessors, (27915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:07,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14136 states to 14136 states and 27915 transitions. [2024-11-09 05:10:07,735 INFO L78 Accepts]: Start accepts. Automaton has 14136 states and 27915 transitions. Word has length 551 [2024-11-09 05:10:07,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:07,736 INFO L471 AbstractCegarLoop]: Abstraction has 14136 states and 27915 transitions. [2024-11-09 05:10:07,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 14136 states and 27915 transitions. [2024-11-09 05:10:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:07,742 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:07,742 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:07,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2024-11-09 05:10:07,742 INFO L396 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:07,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:07,743 INFO L85 PathProgramCache]: Analyzing trace with hash 220974414, now seen corresponding path program 8 times [2024-11-09 05:10:07,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:07,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399146257] [2024-11-09 05:10:07,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:07,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:10,116 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:10,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399146257] [2024-11-09 05:10:10,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399146257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:10,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:10,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:10,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396808090] [2024-11-09 05:10:10,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:10,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:10,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:10,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:10,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:10,119 INFO L87 Difference]: Start difference. First operand 14136 states and 27915 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:11,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:11,716 INFO L93 Difference]: Finished difference Result 14835 states and 29209 transitions. [2024-11-09 05:10:11,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:10:11,717 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:11,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:11,774 INFO L225 Difference]: With dead ends: 14835 [2024-11-09 05:10:11,774 INFO L226 Difference]: Without dead ends: 14728 [2024-11-09 05:10:11,780 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:10:11,781 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 383 mSDsluCounter, 2222 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 2702 SdHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:11,781 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 2702 Invalid, 1463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:10:11,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14728 states. [2024-11-09 05:10:11,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14728 to 14121. [2024-11-09 05:10:12,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14121 states, 14062 states have (on average 1.9830038401365382) internal successors, (27885), 14120 states have internal predecessors, (27885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14121 states to 14121 states and 27885 transitions. [2024-11-09 05:10:12,082 INFO L78 Accepts]: Start accepts. Automaton has 14121 states and 27885 transitions. Word has length 551 [2024-11-09 05:10:12,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:12,083 INFO L471 AbstractCegarLoop]: Abstraction has 14121 states and 27885 transitions. [2024-11-09 05:10:12,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:12,083 INFO L276 IsEmpty]: Start isEmpty. Operand 14121 states and 27885 transitions. [2024-11-09 05:10:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:12,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:12,089 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:12,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2024-11-09 05:10:12,090 INFO L396 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:12,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:12,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1547198450, now seen corresponding path program 9 times [2024-11-09 05:10:12,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:12,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808195290] [2024-11-09 05:10:12,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:12,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:14,458 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:14,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808195290] [2024-11-09 05:10:14,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808195290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:14,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:14,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:14,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55603520] [2024-11-09 05:10:14,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:14,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:14,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:14,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:14,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:14,460 INFO L87 Difference]: Start difference. First operand 14121 states and 27885 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:16,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:16,409 INFO L93 Difference]: Finished difference Result 14946 states and 29431 transitions. [2024-11-09 05:10:16,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-09 05:10:16,410 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:16,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:16,456 INFO L225 Difference]: With dead ends: 14946 [2024-11-09 05:10:16,456 INFO L226 Difference]: Without dead ends: 14839 [2024-11-09 05:10:16,461 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=230, Invalid=700, Unknown=0, NotChecked=0, Total=930 [2024-11-09 05:10:16,462 INFO L432 NwaCegarLoop]: 653 mSDtfsCounter, 504 mSDsluCounter, 2803 mSDsCounter, 0 mSdLazyCounter, 2265 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 3456 SdHoareTripleChecker+Invalid, 2307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 2265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:16,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [504 Valid, 3456 Invalid, 2307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 2265 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:10:16,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14839 states. [2024-11-09 05:10:16,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14839 to 14068. [2024-11-09 05:10:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14068 states, 14009 states have (on average 1.9829395388678706) internal successors, (27779), 14067 states have internal predecessors, (27779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:16,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14068 states to 14068 states and 27779 transitions. [2024-11-09 05:10:16,794 INFO L78 Accepts]: Start accepts. Automaton has 14068 states and 27779 transitions. Word has length 551 [2024-11-09 05:10:16,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:16,795 INFO L471 AbstractCegarLoop]: Abstraction has 14068 states and 27779 transitions. [2024-11-09 05:10:16,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:16,796 INFO L276 IsEmpty]: Start isEmpty. Operand 14068 states and 27779 transitions. [2024-11-09 05:10:16,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:16,803 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:16,803 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:16,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2024-11-09 05:10:16,804 INFO L396 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:16,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:16,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1031145803, now seen corresponding path program 3 times [2024-11-09 05:10:16,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:16,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385277005] [2024-11-09 05:10:16,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:16,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:19,149 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:19,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385277005] [2024-11-09 05:10:19,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385277005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:19,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:19,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:19,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387194229] [2024-11-09 05:10:19,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:19,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:19,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:19,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:19,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:19,151 INFO L87 Difference]: Start difference. First operand 14068 states and 27779 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:20,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:20,829 INFO L93 Difference]: Finished difference Result 14808 states and 29184 transitions. [2024-11-09 05:10:20,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:10:20,830 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:20,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:20,885 INFO L225 Difference]: With dead ends: 14808 [2024-11-09 05:10:20,885 INFO L226 Difference]: Without dead ends: 14729 [2024-11-09 05:10:20,891 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:10:20,891 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 434 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 1828 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 3231 SdHoareTripleChecker+Invalid, 1871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 1828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:20,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 3231 Invalid, 1871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 1828 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:10:20,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14729 states. [2024-11-09 05:10:21,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14729 to 14047. [2024-11-09 05:10:21,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14047 states, 13988 states have (on average 1.9829139262224764) internal successors, (27737), 14046 states have internal predecessors, (27737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14047 states to 14047 states and 27737 transitions. [2024-11-09 05:10:21,188 INFO L78 Accepts]: Start accepts. Automaton has 14047 states and 27737 transitions. Word has length 551 [2024-11-09 05:10:21,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:21,188 INFO L471 AbstractCegarLoop]: Abstraction has 14047 states and 27737 transitions. [2024-11-09 05:10:21,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand 14047 states and 27737 transitions. [2024-11-09 05:10:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:21,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:21,194 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:21,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2024-11-09 05:10:21,194 INFO L396 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:21,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:21,194 INFO L85 PathProgramCache]: Analyzing trace with hash 976877906, now seen corresponding path program 10 times [2024-11-09 05:10:21,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:21,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376304535] [2024-11-09 05:10:21,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:21,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:23,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:23,468 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:23,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376304535] [2024-11-09 05:10:23,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376304535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:23,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:23,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:23,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719199844] [2024-11-09 05:10:23,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:23,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:23,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:23,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:23,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:23,470 INFO L87 Difference]: Start difference. First operand 14047 states and 27737 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:24,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:24,711 INFO L93 Difference]: Finished difference Result 14754 states and 29047 transitions. [2024-11-09 05:10:24,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:10:24,712 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:24,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:24,763 INFO L225 Difference]: With dead ends: 14754 [2024-11-09 05:10:24,763 INFO L226 Difference]: Without dead ends: 14647 [2024-11-09 05:10:24,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:10:24,769 INFO L432 NwaCegarLoop]: 528 mSDtfsCounter, 380 mSDsluCounter, 2388 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 2916 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:24,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 2916 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:10:24,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14647 states. [2024-11-09 05:10:24,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14647 to 14147. [2024-11-09 05:10:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14147 states, 14088 states have (on average 1.9830352072685973) internal successors, (27937), 14146 states have internal predecessors, (27937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:25,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14147 states to 14147 states and 27937 transitions. [2024-11-09 05:10:25,052 INFO L78 Accepts]: Start accepts. Automaton has 14147 states and 27937 transitions. Word has length 551 [2024-11-09 05:10:25,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:25,053 INFO L471 AbstractCegarLoop]: Abstraction has 14147 states and 27937 transitions. [2024-11-09 05:10:25,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:25,053 INFO L276 IsEmpty]: Start isEmpty. Operand 14147 states and 27937 transitions. [2024-11-09 05:10:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:25,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:25,058 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:25,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2024-11-09 05:10:25,059 INFO L396 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:25,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:25,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1462543312, now seen corresponding path program 11 times [2024-11-09 05:10:25,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:25,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071708913] [2024-11-09 05:10:25,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:25,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:27,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:27,399 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:27,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071708913] [2024-11-09 05:10:27,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071708913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:27,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:27,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:27,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827229436] [2024-11-09 05:10:27,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:27,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:27,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:27,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:27,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:27,402 INFO L87 Difference]: Start difference. First operand 14147 states and 27937 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:28,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:28,964 INFO L93 Difference]: Finished difference Result 14755 states and 29049 transitions. [2024-11-09 05:10:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:10:28,965 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:28,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:29,021 INFO L225 Difference]: With dead ends: 14755 [2024-11-09 05:10:29,021 INFO L226 Difference]: Without dead ends: 14648 [2024-11-09 05:10:29,027 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:10:29,028 INFO L432 NwaCegarLoop]: 530 mSDtfsCounter, 390 mSDsluCounter, 2374 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 2904 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:29,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 2904 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1431 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 05:10:29,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14648 states. [2024-11-09 05:10:29,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14648 to 14132. [2024-11-09 05:10:29,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14132 states, 14073 states have (on average 1.9830171249911177) internal successors, (27907), 14131 states have internal predecessors, (27907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:29,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14132 states to 14132 states and 27907 transitions. [2024-11-09 05:10:29,297 INFO L78 Accepts]: Start accepts. Automaton has 14132 states and 27907 transitions. Word has length 551 [2024-11-09 05:10:29,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:29,298 INFO L471 AbstractCegarLoop]: Abstraction has 14132 states and 27907 transitions. [2024-11-09 05:10:29,298 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 14132 states and 27907 transitions. [2024-11-09 05:10:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:29,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:29,302 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:29,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2024-11-09 05:10:29,303 INFO L396 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:29,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:29,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1506199948, now seen corresponding path program 12 times [2024-11-09 05:10:29,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:29,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452605272] [2024-11-09 05:10:29,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:29,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:31,385 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:31,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452605272] [2024-11-09 05:10:31,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452605272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:31,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:31,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:31,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160887697] [2024-11-09 05:10:31,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:31,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:31,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:31,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:31,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:31,387 INFO L87 Difference]: Start difference. First operand 14132 states and 27907 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:33,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:33,907 INFO L93 Difference]: Finished difference Result 14886 states and 29311 transitions. [2024-11-09 05:10:33,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:10:33,908 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:33,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:33,965 INFO L225 Difference]: With dead ends: 14886 [2024-11-09 05:10:33,965 INFO L226 Difference]: Without dead ends: 14779 [2024-11-09 05:10:33,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:10:33,971 INFO L432 NwaCegarLoop]: 706 mSDtfsCounter, 501 mSDsluCounter, 3706 mSDsCounter, 0 mSdLazyCounter, 3125 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 4412 SdHoareTripleChecker+Invalid, 3159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 3125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:33,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [501 Valid, 4412 Invalid, 3159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 3125 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-09 05:10:33,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14779 states. [2024-11-09 05:10:34,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14779 to 14067. [2024-11-09 05:10:34,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14067 states, 14008 states have (on average 1.9829383209594518) internal successors, (27777), 14066 states have internal predecessors, (27777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:34,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14067 states to 14067 states and 27777 transitions. [2024-11-09 05:10:34,270 INFO L78 Accepts]: Start accepts. Automaton has 14067 states and 27777 transitions. Word has length 551 [2024-11-09 05:10:34,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:34,271 INFO L471 AbstractCegarLoop]: Abstraction has 14067 states and 27777 transitions. [2024-11-09 05:10:34,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 14067 states and 27777 transitions. [2024-11-09 05:10:34,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:34,276 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:34,276 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:34,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2024-11-09 05:10:34,277 INFO L396 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:34,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:34,277 INFO L85 PathProgramCache]: Analyzing trace with hash -2022252595, now seen corresponding path program 4 times [2024-11-09 05:10:34,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:34,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505875354] [2024-11-09 05:10:34,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:34,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:36,692 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:36,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505875354] [2024-11-09 05:10:36,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505875354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:36,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:36,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:36,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966345570] [2024-11-09 05:10:36,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:36,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:36,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:36,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:36,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:36,693 INFO L87 Difference]: Start difference. First operand 14067 states and 27777 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:38,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:38,897 INFO L93 Difference]: Finished difference Result 14808 states and 29184 transitions. [2024-11-09 05:10:38,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-09 05:10:38,897 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:38,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:38,948 INFO L225 Difference]: With dead ends: 14808 [2024-11-09 05:10:38,949 INFO L226 Difference]: Without dead ends: 14729 [2024-11-09 05:10:38,954 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=230, Invalid=700, Unknown=0, NotChecked=0, Total=930 [2024-11-09 05:10:38,954 INFO L432 NwaCegarLoop]: 655 mSDtfsCounter, 453 mSDsluCounter, 3236 mSDsCounter, 0 mSdLazyCounter, 2580 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 453 SdHoareTripleChecker+Valid, 3891 SdHoareTripleChecker+Invalid, 2620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 2580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:38,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [453 Valid, 3891 Invalid, 2620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 2580 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-09 05:10:38,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14729 states. [2024-11-09 05:10:39,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14729 to 14032. [2024-11-09 05:10:39,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14032 states, 13973 states have (on average 1.9828955843412295) internal successors, (27707), 14031 states have internal predecessors, (27707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14032 states to 14032 states and 27707 transitions. [2024-11-09 05:10:39,238 INFO L78 Accepts]: Start accepts. Automaton has 14032 states and 27707 transitions. Word has length 551 [2024-11-09 05:10:39,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:39,239 INFO L471 AbstractCegarLoop]: Abstraction has 14032 states and 27707 transitions. [2024-11-09 05:10:39,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 14032 states and 27707 transitions. [2024-11-09 05:10:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:39,244 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:39,244 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:39,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2024-11-09 05:10:39,244 INFO L396 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:39,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:39,244 INFO L85 PathProgramCache]: Analyzing trace with hash 621779614, now seen corresponding path program 13 times [2024-11-09 05:10:39,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:39,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358143938] [2024-11-09 05:10:39,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:39,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:41,560 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:41,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358143938] [2024-11-09 05:10:41,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358143938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:41,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:41,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:41,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400798671] [2024-11-09 05:10:41,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:41,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:41,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:41,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:41,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:41,562 INFO L87 Difference]: Start difference. First operand 14032 states and 27707 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:43,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:43,394 INFO L93 Difference]: Finished difference Result 14850 states and 29239 transitions. [2024-11-09 05:10:43,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:10:43,395 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:43,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:43,446 INFO L225 Difference]: With dead ends: 14850 [2024-11-09 05:10:43,446 INFO L226 Difference]: Without dead ends: 14743 [2024-11-09 05:10:43,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:10:43,452 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 320 mSDsluCounter, 2718 mSDsCounter, 0 mSdLazyCounter, 1770 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 3247 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 1770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:43,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 3247 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 1770 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:10:43,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14743 states. [2024-11-09 05:10:43,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14743 to 14136. [2024-11-09 05:10:43,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14136 states, 14077 states have (on average 1.9830219506997229) internal successors, (27915), 14135 states have internal predecessors, (27915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14136 states to 14136 states and 27915 transitions. [2024-11-09 05:10:43,716 INFO L78 Accepts]: Start accepts. Automaton has 14136 states and 27915 transitions. Word has length 551 [2024-11-09 05:10:43,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:43,717 INFO L471 AbstractCegarLoop]: Abstraction has 14136 states and 27915 transitions. [2024-11-09 05:10:43,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 14136 states and 27915 transitions. [2024-11-09 05:10:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:43,721 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:43,722 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:43,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2024-11-09 05:10:43,722 INFO L396 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:43,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:43,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1107445020, now seen corresponding path program 14 times [2024-11-09 05:10:43,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:43,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899634715] [2024-11-09 05:10:43,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:43,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:46,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:46,012 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:46,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899634715] [2024-11-09 05:10:46,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899634715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:46,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:46,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:46,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458126471] [2024-11-09 05:10:46,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:46,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:46,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:46,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:46,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:46,014 INFO L87 Difference]: Start difference. First operand 14136 states and 27915 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:47,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:47,777 INFO L93 Difference]: Finished difference Result 14851 states and 29241 transitions. [2024-11-09 05:10:47,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:10:47,777 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:47,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:47,824 INFO L225 Difference]: With dead ends: 14851 [2024-11-09 05:10:47,824 INFO L226 Difference]: Without dead ends: 14744 [2024-11-09 05:10:47,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:10:47,828 INFO L432 NwaCegarLoop]: 531 mSDtfsCounter, 398 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 2050 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 3559 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 2050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:47,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 3559 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 2050 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:10:47,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14744 states. [2024-11-09 05:10:48,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14744 to 14121. [2024-11-09 05:10:48,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14121 states, 14062 states have (on average 1.9830038401365382) internal successors, (27885), 14120 states have internal predecessors, (27885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:48,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14121 states to 14121 states and 27885 transitions. [2024-11-09 05:10:48,083 INFO L78 Accepts]: Start accepts. Automaton has 14121 states and 27885 transitions. Word has length 551 [2024-11-09 05:10:48,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:48,084 INFO L471 AbstractCegarLoop]: Abstraction has 14121 states and 27885 transitions. [2024-11-09 05:10:48,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:48,084 INFO L276 IsEmpty]: Start isEmpty. Operand 14121 states and 27885 transitions. [2024-11-09 05:10:48,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:48,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:48,089 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:48,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2024-11-09 05:10:48,089 INFO L396 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:48,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:48,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1861298240, now seen corresponding path program 15 times [2024-11-09 05:10:48,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:48,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71752042] [2024-11-09 05:10:48,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:48,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:50,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:50,224 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:50,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71752042] [2024-11-09 05:10:50,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71752042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:50,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:50,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:50,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750572859] [2024-11-09 05:10:50,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:50,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:50,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:50,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:50,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:50,226 INFO L87 Difference]: Start difference. First operand 14121 states and 27885 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:53,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:53,175 INFO L93 Difference]: Finished difference Result 14962 states and 29463 transitions. [2024-11-09 05:10:53,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 05:10:53,176 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:53,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:53,225 INFO L225 Difference]: With dead ends: 14962 [2024-11-09 05:10:53,225 INFO L226 Difference]: Without dead ends: 14855 [2024-11-09 05:10:53,231 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:10:53,231 INFO L432 NwaCegarLoop]: 711 mSDtfsCounter, 509 mSDsluCounter, 4165 mSDsCounter, 0 mSdLazyCounter, 3563 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 4876 SdHoareTripleChecker+Invalid, 3600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 3563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:53,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [509 Valid, 4876 Invalid, 3600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 3563 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-09 05:10:53,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14855 states. [2024-11-09 05:10:53,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14855 to 14068. [2024-11-09 05:10:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14068 states, 14009 states have (on average 1.9829395388678706) internal successors, (27779), 14067 states have internal predecessors, (27779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:53,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14068 states to 14068 states and 27779 transitions. [2024-11-09 05:10:53,489 INFO L78 Accepts]: Start accepts. Automaton has 14068 states and 27779 transitions. Word has length 551 [2024-11-09 05:10:53,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:53,490 INFO L471 AbstractCegarLoop]: Abstraction has 14068 states and 27779 transitions. [2024-11-09 05:10:53,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 14068 states and 27779 transitions. [2024-11-09 05:10:53,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:53,495 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:53,495 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:53,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2024-11-09 05:10:53,495 INFO L396 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:53,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:53,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1917616409, now seen corresponding path program 5 times [2024-11-09 05:10:53,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:53,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205059680] [2024-11-09 05:10:53,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:53,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:55,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:10:55,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:55,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205059680] [2024-11-09 05:10:55,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205059680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:10:55,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:10:55,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:10:55,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693700778] [2024-11-09 05:10:55,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:10:55,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:10:55,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:55,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:10:55,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:10:55,709 INFO L87 Difference]: Start difference. First operand 14068 states and 27779 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:57,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:57,738 INFO L93 Difference]: Finished difference Result 14824 states and 29216 transitions. [2024-11-09 05:10:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 05:10:57,739 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:10:57,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:57,791 INFO L225 Difference]: With dead ends: 14824 [2024-11-09 05:10:57,791 INFO L226 Difference]: Without dead ends: 14745 [2024-11-09 05:10:57,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:10:57,797 INFO L432 NwaCegarLoop]: 656 mSDtfsCounter, 468 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 468 SdHoareTripleChecker+Valid, 3656 SdHoareTripleChecker+Invalid, 2299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:57,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [468 Valid, 3656 Invalid, 2299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 2259 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 05:10:57,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14745 states. [2024-11-09 05:10:58,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14745 to 14031. [2024-11-09 05:10:58,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14031 states, 13972 states have (on average 1.982894360148869) internal successors, (27705), 14030 states have internal predecessors, (27705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14031 states to 14031 states and 27705 transitions. [2024-11-09 05:10:58,177 INFO L78 Accepts]: Start accepts. Automaton has 14031 states and 27705 transitions. Word has length 551 [2024-11-09 05:10:58,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:58,178 INFO L471 AbstractCegarLoop]: Abstraction has 14031 states and 27705 transitions. [2024-11-09 05:10:58,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 14031 states and 27705 transitions. [2024-11-09 05:10:58,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:10:58,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:58,182 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:58,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2024-11-09 05:10:58,183 INFO L396 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:10:58,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:58,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1275777218, now seen corresponding path program 16 times [2024-11-09 05:10:58,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:58,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085234636] [2024-11-09 05:10:58,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:58,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:11:00,441 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:00,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085234636] [2024-11-09 05:11:00,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085234636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:00,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:11:00,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:11:00,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852493933] [2024-11-09 05:11:00,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:00,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:11:00,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:00,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:11:00,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:11:00,443 INFO L87 Difference]: Start difference. First operand 14031 states and 27705 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:02,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:02,832 INFO L93 Difference]: Finished difference Result 14678 states and 28895 transitions. [2024-11-09 05:11:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 05:11:02,832 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:11:02,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:02,884 INFO L225 Difference]: With dead ends: 14678 [2024-11-09 05:11:02,884 INFO L226 Difference]: Without dead ends: 14571 [2024-11-09 05:11:02,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=616, Unknown=0, NotChecked=0, Total=812 [2024-11-09 05:11:02,890 INFO L432 NwaCegarLoop]: 623 mSDtfsCounter, 572 mSDsluCounter, 3447 mSDsCounter, 0 mSdLazyCounter, 2258 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 4070 SdHoareTripleChecker+Invalid, 2294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 2258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:02,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 4070 Invalid, 2294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 2258 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-09 05:11:02,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14571 states. [2024-11-09 05:11:03,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14571 to 14071. [2024-11-09 05:11:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14071 states, 14012 states have (on average 1.9829431915501) internal successors, (27785), 14070 states have internal predecessors, (27785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14071 states to 14071 states and 27785 transitions. [2024-11-09 05:11:03,157 INFO L78 Accepts]: Start accepts. Automaton has 14071 states and 27785 transitions. Word has length 551 [2024-11-09 05:11:03,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:03,158 INFO L471 AbstractCegarLoop]: Abstraction has 14071 states and 27785 transitions. [2024-11-09 05:11:03,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 14071 states and 27785 transitions. [2024-11-09 05:11:03,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:11:03,162 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:03,162 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:11:03,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2024-11-09 05:11:03,163 INFO L396 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:11:03,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:03,163 INFO L85 PathProgramCache]: Analyzing trace with hash -790111812, now seen corresponding path program 17 times [2024-11-09 05:11:03,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:03,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641006842] [2024-11-09 05:11:03,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:03,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:03,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:05,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:11:05,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:05,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641006842] [2024-11-09 05:11:05,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641006842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:05,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:11:05,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:11:05,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015525280] [2024-11-09 05:11:05,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:05,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:11:05,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:05,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:11:05,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:11:05,800 INFO L87 Difference]: Start difference. First operand 14071 states and 27785 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:08,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:08,050 INFO L93 Difference]: Finished difference Result 14679 states and 28897 transitions. [2024-11-09 05:11:08,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 05:11:08,050 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:11:08,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:08,099 INFO L225 Difference]: With dead ends: 14679 [2024-11-09 05:11:08,099 INFO L226 Difference]: Without dead ends: 14572 [2024-11-09 05:11:08,104 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=657, Unknown=0, NotChecked=0, Total=870 [2024-11-09 05:11:08,104 INFO L432 NwaCegarLoop]: 625 mSDtfsCounter, 652 mSDsluCounter, 3430 mSDsCounter, 0 mSdLazyCounter, 2201 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 4055 SdHoareTripleChecker+Invalid, 2240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 2201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:08,105 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 4055 Invalid, 2240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 2201 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 05:11:08,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14572 states. [2024-11-09 05:11:08,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14572 to 14056. [2024-11-09 05:11:08,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14056 states, 13997 states have (on average 1.982924912481246) internal successors, (27755), 14055 states have internal predecessors, (27755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14056 states to 14056 states and 27755 transitions. [2024-11-09 05:11:08,365 INFO L78 Accepts]: Start accepts. Automaton has 14056 states and 27755 transitions. Word has length 551 [2024-11-09 05:11:08,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:08,366 INFO L471 AbstractCegarLoop]: Abstraction has 14056 states and 27755 transitions. [2024-11-09 05:11:08,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 14056 states and 27755 transitions. [2024-11-09 05:11:08,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:11:08,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:08,372 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:11:08,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2024-11-09 05:11:08,372 INFO L396 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:11:08,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:08,373 INFO L85 PathProgramCache]: Analyzing trace with hash 536112224, now seen corresponding path program 18 times [2024-11-09 05:11:08,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:08,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104859045] [2024-11-09 05:11:08,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:08,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:11:10,535 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:10,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104859045] [2024-11-09 05:11:10,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104859045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:10,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:11:10,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:11:10,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362704179] [2024-11-09 05:11:10,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:10,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:11:10,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:10,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:11:10,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:11:10,537 INFO L87 Difference]: Start difference. First operand 14056 states and 27755 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:12,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:12,887 INFO L93 Difference]: Finished difference Result 14736 states and 29011 transitions. [2024-11-09 05:11:12,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 05:11:12,887 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:11:12,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:13,029 INFO L225 Difference]: With dead ends: 14736 [2024-11-09 05:11:13,030 INFO L226 Difference]: Without dead ends: 14629 [2024-11-09 05:11:13,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=278, Invalid=844, Unknown=0, NotChecked=0, Total=1122 [2024-11-09 05:11:13,033 INFO L432 NwaCegarLoop]: 802 mSDtfsCounter, 781 mSDsluCounter, 3350 mSDsCounter, 0 mSdLazyCounter, 2219 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 4152 SdHoareTripleChecker+Invalid, 2263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 2219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:13,033 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 4152 Invalid, 2263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 2219 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 05:11:13,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14629 states. [2024-11-09 05:11:13,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14629 to 13940. [2024-11-09 05:11:13,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13940 states, 13881 states have (on average 1.982782220301131) internal successors, (27523), 13939 states have internal predecessors, (27523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:13,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13940 states to 13940 states and 27523 transitions. [2024-11-09 05:11:13,282 INFO L78 Accepts]: Start accepts. Automaton has 13940 states and 27523 transitions. Word has length 551 [2024-11-09 05:11:13,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:13,283 INFO L471 AbstractCegarLoop]: Abstraction has 13940 states and 27523 transitions. [2024-11-09 05:11:13,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 13940 states and 27523 transitions. [2024-11-09 05:11:13,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2024-11-09 05:11:13,287 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:13,287 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:11:13,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2024-11-09 05:11:13,288 INFO L396 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:11:13,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:13,288 INFO L85 PathProgramCache]: Analyzing trace with hash 20059577, now seen corresponding path program 6 times [2024-11-09 05:11:13,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:13,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220683244] [2024-11-09 05:11:13,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:13,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:15,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:11:15,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:15,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220683244] [2024-11-09 05:11:15,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220683244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:15,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:11:15,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:11:15,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174123327] [2024-11-09 05:11:15,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:15,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:11:15,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:15,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:11:15,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:11:15,578 INFO L87 Difference]: Start difference. First operand 13940 states and 27523 transitions. Second operand has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:17,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:17,961 INFO L93 Difference]: Finished difference Result 14554 states and 28677 transitions. [2024-11-09 05:11:17,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-09 05:11:17,962 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 551 [2024-11-09 05:11:17,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:18,013 INFO L225 Difference]: With dead ends: 14554 [2024-11-09 05:11:18,013 INFO L226 Difference]: Without dead ends: 14475 [2024-11-09 05:11:18,019 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 326 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=1080, Unknown=0, NotChecked=0, Total=1406 [2024-11-09 05:11:18,019 INFO L432 NwaCegarLoop]: 735 mSDtfsCounter, 717 mSDsluCounter, 3434 mSDsCounter, 0 mSdLazyCounter, 2408 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 4169 SdHoareTripleChecker+Invalid, 2452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 2408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:18,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [717 Valid, 4169 Invalid, 2452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 2408 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 05:11:18,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14475 states. [2024-11-09 05:11:18,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14475 to 13844. [2024-11-09 05:11:18,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13844 states, 13785 states have (on average 1.9825897714907508) internal successors, (27330), 13843 states have internal predecessors, (27330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:18,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13844 states to 13844 states and 27330 transitions. [2024-11-09 05:11:18,280 INFO L78 Accepts]: Start accepts. Automaton has 13844 states and 27330 transitions. Word has length 551 [2024-11-09 05:11:18,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:18,280 INFO L471 AbstractCegarLoop]: Abstraction has 13844 states and 27330 transitions. [2024-11-09 05:11:18,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 17.3) internal successors, (173), 11 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:18,281 INFO L276 IsEmpty]: Start isEmpty. Operand 13844 states and 27330 transitions. [2024-11-09 05:11:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2024-11-09 05:11:18,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:18,285 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:11:18,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2024-11-09 05:11:18,285 INFO L396 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:11:18,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:18,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1049391840, now seen corresponding path program 1 times [2024-11-09 05:11:18,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:18,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312696817] [2024-11-09 05:11:18,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:18,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:26,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 331 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-09 05:11:26,139 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:26,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312696817] [2024-11-09 05:11:26,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312696817] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:11:26,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827200883] [2024-11-09 05:11:26,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:26,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:11:26,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:11:26,143 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:11:26,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 05:11:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:30,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 1976 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:11:30,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:11:31,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:11:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:11:31,909 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:11:31,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827200883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:31,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:11:31,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 18 [2024-11-09 05:11:31,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568597390] [2024-11-09 05:11:31,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:31,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:11:31,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:31,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:11:31,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:11:31,912 INFO L87 Difference]: Start difference. First operand 13844 states and 27330 transitions. Second operand has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:32,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:32,587 INFO L93 Difference]: Finished difference Result 49145 states and 98477 transitions. [2024-11-09 05:11:32,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:11:32,588 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 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 554 [2024-11-09 05:11:32,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:32,843 INFO L225 Difference]: With dead ends: 49145 [2024-11-09 05:11:32,843 INFO L226 Difference]: Without dead ends: 36444 [2024-11-09 05:11:32,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 572 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:11:32,858 INFO L432 NwaCegarLoop]: 479 mSDtfsCounter, 776 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:32,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [776 Valid, 1181 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 05:11:32,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36444 states. [2024-11-09 05:11:33,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36444 to 14420. [2024-11-09 05:11:33,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14420 states, 14357 states have (on average 1.977223653966706) internal successors, (28387), 14419 states have internal predecessors, (28387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:33,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14420 states to 14420 states and 28387 transitions. [2024-11-09 05:11:33,314 INFO L78 Accepts]: Start accepts. Automaton has 14420 states and 28387 transitions. Word has length 554 [2024-11-09 05:11:33,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:33,315 INFO L471 AbstractCegarLoop]: Abstraction has 14420 states and 28387 transitions. [2024-11-09 05:11:33,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:33,315 INFO L276 IsEmpty]: Start isEmpty. Operand 14420 states and 28387 transitions. [2024-11-09 05:11:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2024-11-09 05:11:33,320 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:33,320 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:11:33,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 05:11:33,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:11:33,521 INFO L396 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:11:33,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:33,521 INFO L85 PathProgramCache]: Analyzing trace with hash -516777504, now seen corresponding path program 2 times [2024-11-09 05:11:33,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:33,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405197118] [2024-11-09 05:11:33,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:33,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:40,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 332 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2024-11-09 05:11:40,381 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:40,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405197118] [2024-11-09 05:11:40,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405197118] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:11:40,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604353506] [2024-11-09 05:11:40,382 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:11:40,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:11:40,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:11:40,384 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:11:40,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:11:44,357 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-09 05:11:44,357 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:11:44,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:11:44,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:11:45,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:11:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2024-11-09 05:11:45,384 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:11:45,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604353506] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:45,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:11:45,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 18 [2024-11-09 05:11:45,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220137143] [2024-11-09 05:11:45,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:45,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:11:45,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:45,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:11:45,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:11:45,387 INFO L87 Difference]: Start difference. First operand 14420 states and 28387 transitions. Second operand has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:46,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:46,325 INFO L93 Difference]: Finished difference Result 49836 states and 99681 transitions. [2024-11-09 05:11:46,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:11:46,326 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 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 554 [2024-11-09 05:11:46,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:46,432 INFO L225 Difference]: With dead ends: 49836 [2024-11-09 05:11:46,433 INFO L226 Difference]: Without dead ends: 37135 [2024-11-09 05:11:46,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 589 GetRequests, 572 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=280, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:11:46,461 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 958 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 958 SdHoareTripleChecker+Valid, 1425 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:46,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [958 Valid, 1425 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 05:11:46,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37135 states. [2024-11-09 05:11:46,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37135 to 14651. [2024-11-09 05:11:46,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14651 states, 14586 states have (on average 1.973124914301385) internal successors, (28780), 14650 states have internal predecessors, (28780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:46,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14651 states to 14651 states and 28780 transitions. [2024-11-09 05:11:47,045 INFO L78 Accepts]: Start accepts. Automaton has 14651 states and 28780 transitions. Word has length 554 [2024-11-09 05:11:47,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:47,046 INFO L471 AbstractCegarLoop]: Abstraction has 14651 states and 28780 transitions. [2024-11-09 05:11:47,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:11:47,046 INFO L276 IsEmpty]: Start isEmpty. Operand 14651 states and 28780 transitions. [2024-11-09 05:11:47,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2024-11-09 05:11:47,051 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:47,051 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:11:47,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-09 05:11:47,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:11:47,252 INFO L396 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2024-11-09 05:11:47,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:47,252 INFO L85 PathProgramCache]: Analyzing trace with hash 2124087186, now seen corresponding path program 3 times [2024-11-09 05:11:47,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:47,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869002304] [2024-11-09 05:11:47,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:47,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 0 proven. 332 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2024-11-09 05:11:53,681 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:53,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869002304] [2024-11-09 05:11:53,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869002304] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:11:53,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554198182] [2024-11-09 05:11:53,682 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-09 05:11:53,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:11:53,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:11:53,684 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:11:53,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35fe2253-3913-4ec1-b3bd-f0169763fff7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process